377 published companies work on Biochar as their primary pathway (as of 2026-11-04). The full directory has every pathway; the data page has the files.
377companies
50countries
164in Europe
260Active
28Moderate
16Suspect
73Likely dead
Status is estimated from public signals (news, registry activity, job postings, web presence, funding) and re-evaluated regularly. Active recent signals of activity Moderate some signals, limited recent evidence Suspect few or no recent signals Likely dead no detectable activity, which may be wrong
Size: Company size classes follow the EU SME staff thresholds (micro under 10, small 10 to 49, medium 50 to 249, large 250 and more), derived from LinkedIn size bands; exact headcounts are not published.
| Company | Pathway | Method | Country | Status | Size |
|---|---|---|---|---|---|
| 323ppmConsultancy advising agricultural, municipal and corporate clients on deployment of biochar (from certified pyrolysis producers) as a soil… | Biochar | France | Likely dead | Micro (under 10) | |
| 3R-BioPhosphateHigh-temperature (up to 850°C) zero-emission pyrolysis of food-grade animal bones and wood biomass producing phosphate biofertilizer,… | Biochar | Hungary | Likely dead | Small (10 to 49) | |
| A Healthier EarthOperates PYREG pyrolysis units (PX6000, PX1500, P500) to convert local organic/wood waste into biochar for durable carbon sequestration,… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| AccendAccend is a Norway-based CDR consultancy and project developer providing ISO-compliant LCA services, Puro.earth CORC certification support,… | Biochar | Norway | Active | Micro (under 10) | |
| Actanol EnergieOperates Carbo-FORCE pyrolysis plants that convert biomass into biochar while generating heat and ORC-based electricity, selling biochar… | Biochar | Germany | Active | Small (10 to 49) | |
| Adsorb CarbonPyrolyzes wood-chip waste at 1,000°C to produce biochar and steam-activated charcoal, with pyrolysis gas incinerated for thermal energy. | Biochar | South Africa | Active | Micro (under 10) | |
| agriCARBON/MicroCHARPyrolysis of biomass into microgranular biochar enriched with organic nutrients, rhizobacteria and mycorrhizal fungi, marketed as a soil… | Biochar | Czech Republic | Likely dead | ||
| AgroCCSPyrolyzes agricultural residues (rice husk/straw) into biochar using Beston pyrolysis units, then applies biochar as soil amendment on… | Biochar | Netherlands | Active | Small (10 to 49) | |
| AirbuildUses microalgae in solar-powered pods to treat polluted water and capture CO2, then pyrolyzes algal biomass with local organic waste into… | Biochar | United States | Active | Small (10 to 49) | |
| Airex EnergyDevelops proprietary CarbonFX pyrolysis and DryFX biomass drying technology to convert forestry residues into biochar, biocarbon and… | Biochar | Canada | Active | Small (10 to 49) | |
| AIRSMATConverts agricultural waste (corn cob, cocoa pod) into biochar via IoT-instrumented pyrolyzers for soil application, paired with a… | Biochar | Nigeria | Active | Small (10 to 49) | |
| AiSPyrolysis of orchard prunings, landscaping biomass and forest residues into biochar, with the heat feeding a local heating network at the… | Biochar | Germany | Likely dead | Micro (under 10) | |
| Alcom Carbon MarketsOperates rice-husk pyrolysis/gasification plants in the Philippines producing biochar (plus heat and syngas) and issues… | Biochar | Singapore | Active | Medium (50 to 249) | |
| alterBiotaConverts forestry-waste biochar via a patented process into a liquid concrete admixture (deltaC) that stores biogenic carbon and reduces… | Biochar | BiCRS (Other) | Canada | Active | Small (10 to 49) |
| Amata Green Consulting, SL (Amata Green)Pyrolysis of olive-industry biomass waste (mill waste, pruning residues) into biochar for agricultural soil amendment and carbon removal… | Biochar | Spain | Moderate | Micro (under 10) | |
| American BioCarbonPyrolyzes sugarcane bagasse (a sugar-mill byproduct) into biochar and fuel pellets, generating Puro.earth CORCs at a co-located facility… | Biochar | United States | Active | Small (10 to 49) | |
| American BioChar CompanyBlends third-party-pyrolyzed Southern Yellow Pine biochar (NAKED Char) with humate into granular and liquid (5-micron) soil amendments sold… | Biochar | United States | Suspect | ||
| APChemiDesigns and supplies pyrolysis plants (plastics, tires, and biomass) including biomass-to-biochar systems targeting CDR carbon credits and… | Biochar | India | Active | Small (10 to 49) | |
| APDOperates a Biomacon C400 pyrolysis unit that converts low-grade wood from riparian forest maintenance into biochar, with waste heat feeding… | Biochar | Switzerland | Likely dead | ||
| AperamPyrolyzes eucalyptus-wood byproducts from its charcoal-for-steel operation into biochar, which is applied to its own FSC-certified… | Biochar | Brazil | Active | Medium (50 to 249) | |
| Applied CarbonOperates mobile in-field pyrolysis machines pulled behind tractors that convert agricultural crop residues into biochar in a single pass,… | Biochar | United States | Active | Small (10 to 49) | |
| Applied GaiaManufactures continuous-process pyrolysis machines (B3/B5) that convert biomass into 80%+ carbon biochar, producing CORCs as a co-product. | Biochar | United States | Likely dead | Small (10 to 49) | |
| AquafinAquafin operates a wastewater treatment utility and is building a drying+pyrolysis unit at its RWZI Menen site to convert sewage sludge… | Biochar | Belgium | Active | Large (250+) | |
| AquaGreenIntegrated superheated-steam drying plus pyrolysis at 650°C that converts wet sewage sludge into stable biochar, excess thermal energy, and… | Biochar | Denmark | Active | Medium (50 to 249) | |
| Aries Clean TechnologiesFluidized-bed and downdraft gasification of biosolids and wood waste, producing syngas energy and biochar/bio-fly-ash used in concrete and… | Biochar | United States | Active | Medium (50 to 249) | |
| Arigna FuelsOperates a ~70,000 tpa pyrolysis plant in Co. Roscommon producing biochar from biomass feedstocks, used both as soil amendment/carbon… | Biochar | Ireland | Suspect | ||
| ARTiDesigns and manufactures containerized pyrolysis reactors (Biochar Production Units) and produces biochar from agricultural/forestry… | Biochar | United States | Active | Medium (50 to 249) | |
| ArukahIndustrial pyrolysis of agricultural residues (primarily rice husk) into biochar for soil application in Cambodia, paired with proprietary… | Biochar | Singapore | Active | Small (10 to 49) | |
| ASF GmbHOperates a PYREG pyrolysis unit that carbonises regional green cuttings into EBC-Premium-certified biochar as a side stream of its… | Biochar | Germany | Active | Small (10 to 49) | |
| Ashwood BiocharGasification/pyrolysis of woody biomass waste to produce biochar sold as soil amendment with carbon sequestration co-benefit. | Biochar | United States | Likely dead | Micro (under 10) | |
| AtlantiCO2In-house pyrolysis technology converting biomass into biochar for agricultural soil application in Brazil. | Biochar | Brazil | Active | Small (10 to 49) | |
| autarkizeContainerized pyrolysis reactors (up to 2.5 MW) that convert biomass residues into hydrogen-rich syngas plus certified biochar used as a… | Biochar | Germany | Active | Small (10 to 49) | |
| AWNOperates a Pyreg pyrolysis unit at a municipal waste site to convert woody green-waste into biochar sold as soil amendment, Terra Preta… | Biochar | Germany | Active | Small (10 to 49) | |
| AymiumAymium uses a proprietary non-combustion pyrolysis process to convert sustainable biomass into high-purity biocarbon (and biohydrogen) used… | Biochar | United States | Active | Medium (50 to 249) | |
| B10Industrial-scale pyrolysis of sawmill/timber waste biomass in automated continuous kilns to produce biochar as a soil amendment with… | Biochar | Switzerland | Active | Micro (under 10) | |
| BasnaPyrolysis of wood biomass to produce EBC-certified biochar (feed additive, soil amendment) alongside other charcoal products, with… | Biochar | Serbia | Likely dead | ||
| BC BiocarbonContinuous-feed pyrolysis/gasification of forest and wood waste to produce biochar, biocoal, and bio-liquids, issuing Puro.earth-verified… | Biochar | Canada | Active | Small (10 to 49) | |
| BCHARDevelops turn-key, automated industrial-scale pyrolysis systems with integrated MRV software that convert agricultural waste (e.g. coconut… | Biochar | Switzerland | Suspect | Small (10 to 49) | |
| Beetle Regen SolutionsTrains Indian cotton farmers to convert crop residue into biochar for soil application, generating verified CDR credits sold through… | Biochar | India | Active | Small (10 to 49) | |
| Bella Biochar CorpThermal conversion (air-curtain incinerator) of landfill-diverted waste wood into certified organic biochar for soil application and CDR… | Biochar | Canada | Likely dead | Micro (under 10) | |
| BestonManufactures rotary-drum biomass pyrolysis reactors (BST-06, BST-50, BST-50S) that convert biomass feedstocks into EBC-grade biochar, sold… | Biochar | China | Active | Large (250+) | |
| Better Carbon BVProduces biochar via pyrolysis of local biomass waste and develops carbon-negative materials from it. | Biochar | Netherlands | Active | Micro (under 10) | |
| Beyond Sustainable Tech inc.Embeds biochar into plastic-free bio-based composites to produce carbon-negative packaging and construction materials. | Biochar | Canada | Moderate | Small (10 to 49) | |
| Bhumi Sewa NetworksPyrolyzes agricultural residues from Nepali smallholder farmer cooperatives into biochar and sells verified carbon removal credits, with… | Biochar | Nepal | Active | Micro (under 10) | |
| Bio-LogicalOperates pyrolysis kilns in Kabati, Kenya that convert eucalyptus, Mathenge and macadamia husk waste into biochar, which is blended into an… | Biochar | Kenya | Active | Medium (50 to 249) | |
| Bio-Restorative IdeasOperates a 5-train ARTi pyrolysis reactor at the Antigua Central Eureka site in Hormigueros, Puerto Rico, converting bamboo (Bambusa… | Biochar | Puerto Rico | Likely dead | Micro (under 10) | |
| BioCOperates indirectly-heated gravity-reactor pyrolysis plants that convert waste biomass into stable biochar plus bio-oil and syngas, with a… | Biochar | Singapore | Active | Micro (under 10) | |
| BioCarbonConverts woody biomass residues into biochar (GreenChar) via proprietary pyrolysis and consolidation, used as a drop-in replacement for… | Biochar | Australia | Active | Small (10 to 49) | |
| Biocarbon Tech AsiaPlans to pyrolyze biomass (likely agricultural residues) into biochar for permanent carbon sequestration, credited via the Puro.earth CORC… | Biochar | Malaysia | Likely dead | ||
| BiocareEngineering-focused biochar project developer that converts agricultural and forestry biomass waste into biochar via pyrolysis and markets… | Biochar | Australia | Active | Small (10 to 49) | |
| Biochar BytePyrolyzes agricultural crop residues collected from smallholder farmers into biochar for soil application, displacing open-field burning. | Biochar | India | Active | Micro (under 10) | |
| Biochar EarthPyrolyzes coconut shell/husk biomass in the Philippines into stable biochar for long-term carbon storage, selling BCR credits at $199/tonne. | Biochar | United States | Active | Micro (under 10) | |
| Biochar Energy Sustainable TechnologiesConverts biomass into biochar via pyrolysis, branding proprietary OptiBiomass and Pyroltix/Pyrolytix AI products, and sells certified… | Biochar | United States | Active | Micro (under 10) | |
| BIOCHAR GmbHPyrolysis of PEFC/FSC-certified softwood chips into biochar for agricultural use (feed additive, manure stabilizer, soil improver), with… | Biochar | Germany | Likely dead | Small (10 to 49) | |
| Biochar LifeTrains smallholder farmers in Thailand, Kenya, Malawi, and Indonesia to convert crop residues into biochar using low-tech Kon-Tiki/Aom… | Biochar | Thailand | Active | Small (10 to 49) | |
| Biochar NowPyrolyzes waste wood (beetle-kill pine, pallets, utility poles, wildfire timber) into biochar using patented kiln technology at its… | Biochar | United States | Active | Small (10 to 49) | |
| Biochar Production and Carbon Removal CompanyCapChar develops on-farm pyrolysis kiln systems that convert wood-chip and agricultural residues into biochar, paired with an MRV platform… | Biochar | United Kingdom | Active | Micro (under 10) | |
| BiodiversalTrains smallholder Colombian coffee farmers to convert pruning and stumping biomass into biochar via artisanal pyrolysis kilns, applying… | Biochar | Colombia | Active | Small (10 to 49) | |
| Bioenergie FrauenfeldOperates a 4 MW SynCraft wood-gas CHP plant that pyrolyzes residual forestry wood to co-produce electricity, district/process heat, and… | Biochar | Switzerland | Active | Small (10 to 49) | |
| BiofineAcid-catalyzed hydrolysis of cellulosic biomass (forestry slash, waste paper) into levulinic acid and ethyl levulinate biofuel, with… | Biochar | United States | Active | Micro (under 10) | |
| BioFluxConsultancy that designs, certifies, and operationalizes third-party biochar projects (feasibility, LCA, MRV, registry submission, offtake)… | Biochar | Biomass Carbon Removal | Netherlands | Active | Micro (under 10) |
| BiokolprodukterPartners with Swedish bioenergy facilities to co-produce biochar via pyrolysis, sells biochar products and EBC Global C-sink certified… | Biochar | Sweden | Moderate | Micro (under 10) | |
| Biomass ControlsManufactures containerized pyrolysis refineries that convert high-moisture biogenic waste (manure, biosolids, fecal sludge, food waste)… | Biochar | United States | Active | Small (10 to 49) | |
| Biomass ProjectsModular pyrolysis units converting harvested invasive mesquite biomass into durable biochar (and metallurgical MetChar) at the… | Biochar | Australia | Active | Micro (under 10) | |
| bioneroProduces biochar via pyrolysis of regional organic residues (wood-waste from nearby sawmills) and refines it into peat-free Terra Preta… | Biochar | Germany | Active | Micro (under 10) | |
| Biopower TanaPyrolysis of local residual biomass (forestry, dairy, slaughterhouse, fish-farm waste) into biochar used in fertilizer pellets and animal… | Biochar | Norway | Likely dead | Micro (under 10) | |
| BiosorraOperates patented pyrolysis technology that transforms tropical agricultural waste into biochar (Biochar Bora) sold to farmers while… | Biochar | Kenya | Active | Small (10 to 49) | |
| Black Bull BiocharPyrolyzes forestry co-products (sawdust, woodchip) using PYREG and BioMaCon units to produce biochar tailored for dairy manure management… | Biochar | United Kingdom | Active | Micro (under 10) | |
| BLOCKPyrolyzes regional wood chips, landscape-care residues, and reed from rewetted moors in a Carbo Force reactor to produce EBC-AgroOrganic… | Biochar | Germany | Active | Micro (under 10) | |
| Bluefield Renewable EnergyConverts waste biomass into biochar via proprietary advanced pyrolysis (thermo-chemical conversion) technology and generates biochar carbon… | Biochar | Singapore | Active | Small (10 to 49) | |
| BluSky CarbonDesigns and operates Vulcan biomass pyrolysis systems to produce biochar (with bio-oil and syngas co-products), and markets complementary… | Biochar | Canada | Active | Medium (50 to 249) | |
| Brodie BiomassOperates a Woodtek two-stage pyrolysis unit on a family farm in Surrey, converting locally sourced woodchip into EBC-certified biochar,… | Biochar | United Kingdom | Active | Micro (under 10) | |
| Bussme BiocharPyrolyzes wood chips and garden/park waste in modified solid-fuel district heating boilers (PyCCS configuration) to co-produce heat and… | Biochar | Sweden | Active | Micro (under 10) | |
| Bussme EnergyPyrolyzes woody biomass in district heating plants to produce EBC-certified biochar alongside renewable heat. | Biochar | Sweden | Active | Micro (under 10) | |
| Byron BiocharSmall Australian biochar reseller and consultancy that distributes biochar and wood vinegar products and runs biochar workshops for… | Biochar | Australia | Moderate | ||
| CaligeniaPyrolyzes organic waste into biochar, then combines it with plant-growth-promoting microorganisms ("Bacterchar") to restore degraded soils… | Biochar | Argentina | Likely dead | Micro (under 10) | |
| Capital Link GreenPyrolysis of waste biomass into biochar, with credits verified via Isometric and insured via Oka/Lloyd's of London. | Biochar | Unknown | Moderate | ||
| CarbaCarba uses a patented autothermal low-temperature pyrolysis (torrefaction) reactor to convert waste biomass into stable biochar, then… | Biochar | BiCRS (Other) | United States | Active | Small (10 to 49) |
| CarbexProduces EBC-certified biochar and biochar-based products for agriculture, livestock, construction, and filtration applications. | Biochar | Germany | Likely dead | ||
| Carbo CultureOperates patented Carbolysis™ pyrolysis reactors that convert waste biomass into stable biochar for permanent carbon storage, while… | Biochar | Finland | Active | Small (10 to 49) | |
| Carbofex OyContinuous pyrolysis of PEFC-certified spruce wood chips at ~600°C producing biochar, pyrolysis oil, and district heat, with CORCs issued… | Biochar | Finland | Active | Small (10 to 49) | |
| CarbogenicsProduces engineered biochar (CreChar) via pyrolysis of difficult-to-recycle organic waste such as coffee cups and cardboard, used as an… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| CarboHeroesDevelops pyrolysis-based biochar projects using agricultural residues in Costa Rica and Latin America, applying biochar to agricultural… | Biochar | Germany | Likely dead | Micro (under 10) | |
| CarbolivaProduces biochar via oxygen-free pyrolysis of olive pits and pulp (olive grove biomass) at a facility in Andalusia, Spain. | Biochar | Spain | Active | Small (10 to 49) | |
| Carbon CapitalUses retort kiln technology to convert invasive acacia encroacher bush into certified biochar applied to Namibian agricultural soils for… | Biochar | Namibia | Active | Micro (under 10) | |
| Carbon CellCombines biochar with natural bio-based polymers to make an expandable, compostable rigid foam that replaces expanded polystyrene in… | Biochar | BiCRS (Other) | United Kingdom | Active | Micro (under 10) |
| Carbon Char StoreMarkets biochar-based carbon removals produced by parent Standard Gas's SG100 pyrolysis/advanced thermal cracking of non-recyclable… | Biochar | United Kingdom | Active | Micro (under 10) | |
| Carbon CycleProduces biochar via pyrolysis of PEFC-certified untreated wood chips using an e-flox design system, sold for agricultural soil improvement… | Biochar | Germany | Active | ||
| Carbon GoldProduces enriched biochar from pyrolysis of organic waste biomass, formulated into composts, fertilisers, soil improvers and tree-care… | Biochar | United Kingdom | Suspect | Micro (under 10) | |
| Carbon InsteadBiochar-based carbon storage solutions (pyrolysis of biomass into stable carbon), with apparent interest in construction-material… | Biochar | Germany | Active | Micro (under 10) | |
| Carbon KaptureGrows sugar kelp (Saccharina latissima) on ropes via shellfish-farm partnerships, then pyrolyzes the dried seaweed into biochar that is… | Biochar | United Kingdom | Likely dead | Micro (under 10) | |
| Carbon Lock TechOperates a patented continuous pyrolysis reactor that converts biomass and organic waste (food scraps, wood chips, cattails, crop residues)… | Biochar | Canada | Active | Micro (under 10) | |
| Carbon PlusCarbon Plus operates the Bukit Selar Carbon Station in Kelantan, Malaysia, converting biomass (palm kernel shells, bamboo, EFB, wood waste)… | Biochar | Malaysia | Active | Micro (under 10) | |
| Carbon RemovePyrolyzes residual biomass into biochar at a Centro Experimental de Excelência em Biochar for soil bioinputs and carbon removal credits. | Biochar | Brazil | Likely dead | Medium (50 to 249) | |
| Carbon2HDesigns and deploys modular, container-housed biomass gasification systems that convert organic residues into syngas/renewable energy while… | Biochar | Germany | Likely dead | ||
| CarbonautenPyrolyzes woody biomass residues (and bamboo in China) in a modular batch retort system into biochar ("technical biocarbons"), pyrolysis… | Biochar | Germany | Likely dead | Micro (under 10) | |
| CarbonChipMobile pyrolysis unit converts forestry residue hardwood into biochar for agricultural soil amendment and carbon sequestration. | Biochar | Australia | Active | Micro (under 10) | |
| CarbonConnectTrains smallholder farmers to produce biochar from agricultural residues using low-cost Kon-Tiki/flame-curtain pyrolysis kilns, with… | Biochar | Germany | Active | Micro (under 10) | |
| CarboneersDecentralized pyrolysis of agricultural residues (rice, cotton, maize, cocoa pods) into biochar deployed at village level with smallholder… | Biochar | Netherlands | Active | Small (10 to 49) | |
| CarboneyesPyrolysis of waste sugarcane bagasse into biochar, applied to smallholder farmers' soils for durable carbon storage. | Biochar | United Kingdom | Active | Micro (under 10) | |
| CarbonFieldsConverts agricultural/biomass waste into biochar and bioproducts via pyrolysis for agriculture and industry applications. | Biochar | Spain | Active | Micro (under 10) | |
| CarbonifiedSmall Canadian carbon project developer working across biochar, regenerative agriculture, and afforestation/reforestation/restoration (ARR). | Biochar | Canada | Likely dead | Micro (under 10) | |
| CarbonityPyrolyzes forest residues (~58,000 t/yr) into biochar using Airex Energy's CarbonFX and DryFX pyrolysis technology for carbon sequestration… | Biochar | Canada | Active | Micro (under 10) | |
| Carbono CapitalOperates off-grid pyrolysis kilns at 400–600°C producing high-carbon, low H/C biochar from agricultural biomass for soil application. | Biochar | Chile | Suspect | ||
| Carbons FinlandPyrolyzes willow biomass into porous biochar sold for soil improvement, stormwater filtration, and landscaping applications. | Biochar | Finland | Likely dead | Micro (under 10) | |
| CarbonZeroPyrolyzes almond-shell agricultural waste into biochar that is mixed into compost and applied to partner almond farms for long-term soil… | Biochar | United States | Active | Micro (under 10) | |
| CarboVerteProcesses biomass via pyrolysis into biochar and sells biochar-based soil amendments, feed additives, and consumer products for… | Biochar | Germany | Likely dead | Small (10 to 49) | |
| CarbunaTrades and refines third-party EBC-certified biochar into agricultural, urban-greening, and construction products and sells the associated… | Biochar | Germany | Suspect | Small (10 to 49) | |
| CarStorConProduces a biochar-based concrete/asphalt additive (Clim@Add) that permanently stores technical carbon from pyrolyzed biogenic waste in… | Biochar | Mineralization (Other) | Germany | Active | Micro (under 10) |
| CHAR TechnologiesHigh-temperature pyrolysis of wood/organic waste producing solid biocarbon plus renewable natural gas or green hydrogen. | Biochar | Canada | Active | Small (10 to 49) | |
| Char2CoolChar2Cool supports local entrepreneurs in Africa and Peru in using a low-tech C2C-Kiln to pyrolyze harvested invasive water hyacinths into… | Biochar | Germany | Likely dead | Micro (under 10) | |
| CharLineProduces EBC-certified biochar-based products (feed charcoal, manure char, plant biochar) via pyrolysis of woody residues and grain husks,… | Biochar | Austria | Active | Micro (under 10) | |
| Circle CarbonKon-Tiki kiln pyrolysis of organic/garden waste biomass into biochar, composted into a biochar-based soil substrate ("Terra Llum") applied… | Biochar | Spain | Moderate | Micro (under 10) | |
| CirconomyCirconomy develops biochar carbon removal projects with smallholder farmers in Asia (India, Malaysia, Laos) using Kon-Tiki kilns and its… | Biochar | Biomass Carbon Removal | Singapore | Active | Micro (under 10) |
| Circular CarbonOperates industrial-scale pyrolysis plants ("CarbonHubs") that convert organic residues like cocoa shells into biochar while supplying… | Biochar | Germany | Active | Small (10 to 49) | |
| Circular Carbon PathwaysDevelops and operates biochar carbon removal projects using agricultural residues in Zambia/Africa. | Biochar | Zambia | Active | Micro (under 10) | |
| Circularity2Pyrolysis of woody biomass residuals (forestry and sawmill waste) into biochar/biocarbon products and biochar-based carbon removal credits. | Biochar | United States | Likely dead | Micro (under 10) | |
| ClargreenPyrolyzes palm kernel shells and black soldier fly frass into a biochar-based organic fertilizer (CO₂ Savior) sold to African smallholder… | Biochar | Nigeria | Suspect | Micro (under 10) | |
| Clean Maine CarbonPyrolyzes woody biomass in a BET 24-PRD rotary kiln to produce biochar for agricultural and other applications, generating Puro.earth CORC… | Biochar | United States | Active | Small (10 to 49) | |
| Cler-VertsOperates a pyrolysis unit (installed 2024) that converts woody residues into CHARD'OCC biochar, sold as soil amendment alongside the… | Biochar | France | Active | Small (10 to 49) | |
| ClimateCarbonPyrolysis of forestry and industrial wood residues into biocarbon plus renewable energy, using carbonauten's modular carbonization reactors… | Biochar | Germany | Likely dead | ||
| ClimitraClimitra produces engineered biochar from agricultural waste and invasive biomass via controlled pyrolysis, designed as a 1:1 drop-in… | Biochar | India | Active | Micro (under 10) | |
| Clo Carbon CymruPyrolyzes agroforestry/hedgerow biomass grown by Welsh farmers into biochar and issues CLOC carbon removal certificates, coupled with soil… | Biochar | United Kingdom | Moderate | Micro (under 10) | |
| CO2COGrows microalgae in outdoor ponds and converts the biomass via two-step carbonisation (HTC/pyrolysis) into biochar for soil amendment,… | Biochar | United Kingdom | Likely dead | Micro (under 10) | |
| coriginVacuum pyrolysis of almond shells and other nutshell/orchard biomass produces biochar for soil amendment plus bio-oil that is sent to Charm… | Biochar | United States | Likely dead | Small (10 to 49) | |
| Cotierra CDIBuilds low-cost mobile pyrolysis reactors deployed on smallholder coffee farms in Colombia to convert pruning residues into biochar with… | Biochar | Switzerland | Active | Small (10 to 49) | |
| crbnfixProduces biochar and bio-carbon from bamboo and agri-residues via pyrolysis, and develops MRV tooling for artisanal biochar carbon-credit… | Biochar | India | Moderate | Small (10 to 49) | |
| CreturnerConverts residual wood biomass into biochar (Biochar Carbon Removal / bio-CCS) at a facility in Smedjebacken, Sweden, storing the carbon… | Biochar | Sweden | Moderate | Micro (under 10) | |
| Dark Earth CarbonOperates a rotary-kiln pyrolysis plant converting forestry and agricultural wood residues into biochar applied to Tanzanian farmland as a… | Biochar | Tanzania | Active | Medium (50 to 249) | |
| DecarbofyPlanned pyrolysis of regional agricultural and forestry biomass residues into biochar at a proposed plant in Ituzaingó Industrial Park,… | Biochar | Argentina | Moderate | Micro (under 10) | |
| Desired Future ConditionsDFC produces in-woods biochar from forest slash and logging residues using air curtain burners with continuous biochar production, selling… | Biochar | United States | Active | Micro (under 10) | |
| Douglas County Forest ProductsPyrolyzes sawmill wood-waste (chips, sawdust, bark, shavings) into biochar applied to local farmland, with credits issued under the… | Biochar | United States | Active | Medium (50 to 249) | |
| DowmannPyrolyzes waste plant biomass (forestry/landscaping residues) into biochar, bio-oil, and syngas-powered renewable electricity, with biochar… | Biochar | Ireland | Likely dead | Micro (under 10) | |
| Down to EarthSources biochar from partner producers (Nordic farms and Global South partners like Carboneers) and arranges traceable physical placement… | Biochar | Norway | Active | Micro (under 10) | |
| EADCarbon Technik Schuster (CTS) two-retort pyrolysis of urban green-cuttings producing ~1,000 t/yr EBC-certified biochar, with waste heat… | Biochar | Germany | Likely dead | Large (250+) | |
| Earth FoundriesMobile pyrolysis (Tigercat carbonizers) of forest slash on-site in California, producing biochar at 10-20 green tons/hour throughput. | Biochar | United States | Active | Micro (under 10) | |
| EarthcareGasifies biosolids, manure, food waste and MSW digestate into stable biochar (Ecochar), with Puro.earth-certified carbon removal credits… | Biochar | United States | Active | Small (10 to 49) | |
| Earthcare SolutionsUses patented thermal gasification to convert high-ash organic wastes (biosolids, manure, digestate) into biochar, generating Puro.earth… | Biochar | United States | Active | Micro (under 10) | |
| Earthly BiocharSmall-scale pyrolysis of waste wood into biochar plus manufacture of smokeless top-lit-updraft kilns for on-site biochar production. | Biochar | United Kingdom | Likely dead | Micro (under 10) | |
| Echo Tech Carbon CorporationPyrolyzes agricultural residues (e.g., rice husks) and landfill bio-waste in Africa into biochar used as soil amendment and construction… | Biochar | Canada | Likely dead | Micro (under 10) | |
| EcoCharPyrogasification of biomass waste at ~1000°C to produce biochar (soil bio-stimulant) and green charcoal briquettes as a wood-charcoal… | Biochar | France | Likely dead | Micro (under 10) | |
| EcoeraProduces biochar via pyrolysis of pelletized agricultural residues using PYREG P500/P1500 systems at a facility in Hammenhög, Sweden,… | Biochar | Sweden | Active | Micro (under 10) | |
| EcoFixPyrolysis of croton nut-processing residues into biochar via a Terraton-operated facility, stacked onto EcoFix's core croton… | Biochar | Kenya | Active | Small (10 to 49) | |
| EcoGaiaCarbon project developer partnering with Emisiones Neutras to build biochar pyrolysis facilities in Argentina that convert forestry… | Biochar | Argentina | Active | Micro (under 10) | |
| ecoLockedProcesses biochar into concrete admixtures (eLM Zero) that lock biogenic carbon permanently into building materials. | Biochar | BiCRS (Other) | Germany | Active | Small (10 to 49) |
| EconewContinuous slow pyrolysis of FSC/PEFC-certified eucalyptus residues into biochar, alongside the company's core hardwood charcoal briquette… | Biochar | Brazil | Active | Small (10 to 49) | |
| ecoXEarly-stage biochar project developer planning a pyrolysis facility in Namibia, paired with community development and rewilding, listed as… | Biochar | United States | Active | Micro (under 10) | |
| EGoSOperates a BImSchG-permitted pyrolysis plant converting biomass into biochar, feed charcoal and Terra Preta, with syngas-based CO2-negative… | Biochar | Germany | Active | Micro (under 10) | |
| Emergent Waste SolutionOperates a proprietary pyrolysis ("Advanced Thermolysis System") platform that converts diverse waste feedstocks into multiple products,… | Biochar | Canada | Moderate | Micro (under 10) | |
| EmpacarPyrolyzes sawmill wood-waste and agricultural residues into biochar at Bolivia-based facilities, generating Puro-certified CORCs. | Biochar | Bolivia | Active | Large (250+) | |
| Enable EarthPyrolyzes corn crop residues (stalks, leaves, cobs) from local farmers into biochar that is blended with compost and distributed locally. | Biochar | Thailand | Active | Small (10 to 49) | |
| EncharCommission-based B2B marketplace/broker that matches biochar producers with buyers, supports CO2 certification and logistics, but does not… | Biochar | Switzerland | Moderate | Micro (under 10) | |
| Energie 360°Co-owns Bioenergie Frauenfeld AG, a SynCraft wood-pyrolysis CHP plant that converts regional residual wood into biochar plus renewable heat… | Biochar | Switzerland | Active | Large (250+) | |
| EnergieWerk Ilg GmbHOperates SYNCRAFT wood-chip gasification CHP plants that produce biochar as a coproduct, coupled since September 2025 with an amine-based… | Biochar | Austria | Active | Small (10 to 49) | |
| Energy FarmersPyrolyzes agricultural residues and other organic wastes into biochar using in-house-developed pyrolysis kilns, selling biochar for soil,… | Biochar | Australia | Likely dead | Micro (under 10) | |
| EngrowOperates pyrolysis and gasification plants in Tamil Nadu that convert agricultural and woody biomass residues into biochar, bio-furnace… | Biochar | India | Active | Small (10 to 49) | |
| EnrziPyrolyzes biomass into biochar for use as a soil amendment and carbon sequestration. | Biochar | India | Likely dead | Micro (under 10) | |
| eoc energy oceanPyrolyzes regional forestry wood residues into EBC-certified biochar, with waste heat used for local district heating. | Biochar | Switzerland | Likely dead | Micro (under 10) | |
| EquilibriumPyro-gasifies invasive Prosopis juliflora and corn cob residues into biochar for soil application, alongside agroforestry, regenerative… | Biochar | India | Active | Medium (50 to 249) | |
| European Biochar Industry ConsortiumIndustry trade association/consortium for the European biochar sector — advocacy, market reports, standards alignment; does not produce… | Biochar | Germany | Active | Micro (under 10) | |
| Euthenia Energy GroupOperates a Beston BST-30 pyrolysis plant in Lucena, Andalusia that converts olive-orchard agricultural residues into biochar for soil… | Biochar | Spain | Active | Small (10 to 49) | |
| Exomad GreenOperates industrial pyrolysis facilities in Bolivia that convert sawmill and forestry residues into biochar, generating… | Biochar | Bolivia | Active | Medium (50 to 249) | |
| ExplocomPatented pyrolysis-based carbonization of wood biomass producing biochar (granular and crystal form) and wood vinegar co-product for… | Biochar | Romania | Likely dead | Small (10 to 49) | |
| Explocom GK SRLOperates a patented biomass pyrolysis process producing biochar and wood vinegar for agricultural soil amendment, with CDR credits… | Biochar | Romania | Moderate | Small (10 to 49) | |
| Fasera HoldingsSteam-distills eucalyptus oil from mallee plantations, then pyrolyzes the spent biomass into biochar and wood vinegar, generating CORCs… | Biochar | Australia | Active | Small (10 to 49) | |
| FETZER Rohstoffe + RecyclingPyrolysis of wood chips and spelt husks at 550–720°C to produce EBC-certified biochar for agricultural and animal-husbandry markets. | Biochar | Germany | Likely dead | ||
| First ClimateCarbon project developer and credit marketer running a biochar carbon removal program (industrial and artisanal biochar projects) alongside… | Biochar | BiCRS (Other) | Germany | Active | Medium (50 to 249) |
| Forest Energy IncOperates SynCraft wood-gasification CHP plants for electricity and heat, collecting the solid carbon residue as EBC-certified biochar for… | Biochar | Japan | Active | Small (10 to 49) | |
| Freres LumberProduces biochar as a byproduct of a 100%-biomass-fired rotary bed cogeneration boiler at its Evergreen BioPower facility, with the biochar… | Biochar | United States | Active | Large (250+) | |
| Frichs Pyrolysis ApsDesigns and supplies patented flash pyrolysis reactors that convert agricultural residues, food waste, sewage sludge and other biomass into… | Biochar | Denmark | Active | Small (10 to 49) | |
| Förvaltnings AB HeljeOn-site Biomacon C160-F pyrolysis boiler converts wood chips into EBC-certified biochar used as a peat-replacement growing substrate and… | Biochar | Sweden | Active | Small (10 to 49) | |
| GECA EnvironmentConsulting firm advising biochar/pyrolysis project developers on technology, carbon credit certification (e.g. Puro.earth),… | Biochar | Canada | Active | Small (10 to 49) | |
| German Biochar AssociationNon-profit industry association advocating for biochar production and use in Germany; runs working groups, hosts conferences, and engages… | Biochar | Germany | Active | Micro (under 10) | |
| GigafexDevelops pyrolysis reactors purpose-built for palm oil empty fruit bunch (EFB) biomass, integrating into mills to produce biochar and… | Biochar | United States | Likely dead | Micro (under 10) | |
| GlanrisPyrolyzes rice hulls (and testing nut shells) into silica-rich biocarbon used as water filtration media and soil amendment, with verified… | Biochar | United States | Active | Small (10 to 49) | |
| GoBiocharConverts secondary biomass into biochar via pyrolysis (including mobile in-field kilns) for agricultural, livestock, and land-management… | Biochar | United States | Moderate | Micro (under 10) | |
| Grain EcosystemDigital platform offering equipment selection software, project finance matching, and carbon accounting workflows for biochar project… | Biochar | United States | Active | Micro (under 10) | |
| Grassroots BiocharKon-Tiki flame-curtain pyrolysis of biomass producing EBC-certified biochar for Swedish agriculture, horticulture, and soil management. | Biochar | Sweden | Likely dead | Micro (under 10) | |
| Green CarbonDevelops biochar CDR projects (pyrolysis of agricultural residues) via partnerships with plant manufacturers in India and Thailand,… | Biochar | Japan | Active | Medium (50 to 249) | |
| Green Carbon ProductsSmall Ontario-based producer that pyrolyzes clean wood into biochar and sells it as a retail soil/compost amendment. | Biochar | Canada | Likely dead | Micro (under 10) | |
| Green Carbon SolutionsPyrolysis of eucalyptus short-rotation woody crops in a 110-foot retort to produce biochar, activated carbon, and bio-oil, with… | Biochar | United States | Active | Small (10 to 49) | |
| Green Man CharContinuous pyrolysis of woody waste biomass using Earth Systems' CharMaker technology to produce biochar, wood vinegar and activated… | Biochar | Australia | Suspect | Micro (under 10) | |
| Green State BiocharSmall-scale pyrolysis of locally sourced waste wood into biochar, sold as soil amendment and deployed in on-farm filtration units to… | Biochar | United States | Likely dead | Micro (under 10) | |
| GreenCarbonFactorySmall-scale on-site thermal conversion (pyrolysis/gasification) of certified sustainable woodchips into combined heat/power and… | Biochar | Netherlands | Active | Micro (under 10) | |
| GreenChar Climate SolutionsBiochar project developer and aggregator that partners with pyrolysis producers across China and Southeast Asia to convert… | Biochar | Singapore | Active | Small (10 to 49) | |
| GreenGlowSlow pyrolysis of Southeast Asian agricultural waste and forestry residues (e.g. palm oil byproducts, crop residues) into stable biochar… | Biochar | Malaysia | Active | Micro (under 10) | |
| Ground UpOperates industrial pyrolysis hubs converting Indian agricultural crop residues into biochar, selling biochar-based fertilisers to farmers… | Biochar | India | Active | Small (10 to 49) | |
| Groupe BordetContinuous closed-loop pyrolysis of local sawmill wood residues (within 100km) into biochar, bio-oils, and activated carbon, with pyrolysis… | Biochar | France | Active | Small (10 to 49) | |
| Hago EnergeticsMethane pyrolysis of biogas producing fuel-cell-grade hydrogen plus solid biochar, with carbon sequestration credited via biochar soil… | Biochar | United States | Active | Small (10 to 49) | |
| Haliburton Forest BiocharSlow pyrolysis of sustainably harvested hardwood sawmill residues (chips, sawdust, bark) producing high-carbon (70-95%) biochar, including… | Biochar | Canada | Suspect | ||
| Happy Ground CDIPyrolyzes Thai agricultural residues (rice, sugarcane, rubber, oil palm, durian, coconut) into biochar-enhanced fertilizers applied to… | Biochar | Thailand | Active | Micro (under 10) | |
| Heartyculture Natural ProductsOperates artisan biochar production sites in Indian villages, pyrolyzing crop residues (e.g. cotton stalks) into biochar that is applied to… | Biochar | India | Moderate | Small (10 to 49) | |
| Hemp Carbon StandardISO 14064-2 methodology developer and MRV platform operator that generates carbon removal credits from industrial hemp farming across… | Biochar | Canada | Moderate | Small (10 to 49) | |
| HEMPALTAGenerates carbon removal credits by combining industrial hemp cultivation with biochar application under an ISO 14064-2-certified… | Biochar | Canada | Suspect | Micro (under 10) | |
| High Plains BiocharDesigns and manufactures small-scale biochar pyrolysis equipment (RocketChar, Earth Kiln, Boulder Biochar Barrel), produces pine-feedstock… | Biochar | United States | Active | Micro (under 10) | |
| Hjelmsäters EgendomPyrolysis of forestry residues on an agricultural estate to produce EBC-certified biochar soil amendment, with CORCs issued on Puro.earth. | Biochar | Sweden | Active | Micro (under 10) | |
| HuskHUSK operates pyrolysis plants co-located with rice mills in Cambodia and Vietnam that convert rice-husk residue into EBC-certified… | Biochar | Singapore | Active | Small (10 to 49) | |
| Hyve GeoCultivates microalgae in desert environments, extracts bioactive compounds as biostimulants, and converts biogenic waste into engineered… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| HúmicaProduces site-specific biochar from agricultural biomass and applies it as biofertilizer in regenerative agroforestry systems on… | Biochar | Mexico | Likely dead | Micro (under 10) | |
| Ibero Massa FlorestalProduces biochar via slow pyrolysis of forest/agricultural biomass at its Oliveira de Azeméis plant, selling Ecochar (agricultural soil… | Biochar | Portugal | Active | Small (10 to 49) | |
| Industrielle Werke BaselOperates PYREG and BIOMACON biomass pyrolysis plants that carbonise regional wood/green waste at 500-700°C, producing EBC-AgroBio biochar… | Biochar | Switzerland | Active | Large (250+) | |
| Inkan NegroProduces biochar soil amendments by pyrolyzing urban green and agricultural biomass waste in custom-designed kilns, applied for soil… | Biochar | Peru | Active | Micro (under 10) | |
| InkohOperates Biomacon pyrolysis reactors converting FSC-certified regional waste wood into EBC-certified biochar, with heat recovery to… | Biochar | Switzerland | Active | Small (10 to 49) | |
| Inspiratus Technologies SAOperates pyrolysis plants that convert agricultural residues (e.g. sugar-cane bagasse, rice husk) into biochar for soil amendment and… | Biochar | Belgium | Active | Small (10 to 49) | |
| InterholcoPyrolyzes FSC-certified sawmill residues from its Congo timber operation into biochar applied to tropical soils, certified via EBC/Global… | Biochar | Switzerland | Active | Large (250+) | |
| International Biochar InitiativeNonprofit industry association and standards body for the global biochar sector; produces market research, guidelines, and educational… | Biochar | United States | Active | Small (10 to 49) | |
| International Tie DisposalPyrolyzes legacy creosote-treated railroad ties into biochar using Biochar Now kiln technology at a Hamlet, NC facility. | Biochar | United States | Likely dead | ||
| Jeffries GroupPyrolysis of oversize woody green-waste feedstock (Pyrocal CCT technology) into biochar that is blended into organic compost/fertiliser and… | Biochar | Australia | Active | Medium (50 to 249) | |
| Jiaxing Tongao Environmental TechnologyManufactures continuous biomass pyrolysis equipment and operates a Puro.earth-listed biochar production facility converting agricultural… | Biochar | China | Moderate | ||
| Jiaxing Tongao Technology/Climate FutureManufactures pyrolysis equipment and operates a Puro.earth-certified biochar facility that converts biomass into stable carbon for durable… | Biochar | China | Suspect | ||
| JordCultivates perennial C4 grass on degraded land, harvests it, and pyrolyzes the residues into biochar (stable soil-amendment carbon) while… | Biochar | Sweden | Active | Micro (under 10) | |
| Kalp Climate TechDecentralized smallholder biochar production using low-tech Kon-Tiki flame-curtain kilns on crop residues, with MRV and… | Biochar | India | Active | Micro (under 10) | |
| KlimafarmerPyrolysis of untreated regional wood chips to produce EBC-certified biochar (carbonized ~700 °C, >90% C) sold as Carbon-Sink, Terra Preta… | Biochar | Germany | Active | Micro (under 10) | |
| KohleHeldenOperates a BIOMACON pyrolysis unit converting regional wood chips into EBC-certified plant charcoal and GMP+-certified feed charcoal, with… | Biochar | Germany | Suspect | ||
| KorosPyrolysis of local agricultural biomass into biochar for soil biofertilizer blends and biochar-enhanced cement/metallurgical materials,… | Biochar | Philippines | Active | Small (10 to 49) | |
| KuroVia GmbHDevelops, builds and operates industrial pyrolysis plants that convert biogenic residues into biochar, renewable process heat, and carbon… | Biochar | Germany | Moderate | Micro (under 10) | |
| KWS ÖkokraftOperates a SynCraft floating-fixed-bed wood gasification CHP plant that produces electricity, district heat, and EBC-certified biochar from… | Biochar | Austria | Likely dead | ||
| LiferaftPyrolyzes agricultural and municipal biomass at facilities in Iowa and Illinois to produce biochar, which is blended with compost and… | Biochar | United States | Active | Small (10 to 49) | |
| LignoCarbonWood-chip pyrolysis producing EBC-certified biochar with waste-heat recovery into a district heating network. | Biochar | Switzerland | Likely dead | Micro (under 10) | |
| LOCOALLOCOAL operates a proprietary induction-pyrolysis system (Rainmaker) that converts wood and biomass waste into biochar, syngas, and… | Biochar | United States | Active | Small (10 to 49) | |
| Longstraw CarbonPyrolyzes rice husk and crop residues via their RiceLoop/STS pyrolysis tech to produce biochar, bio-oil, and syngas. | Biochar | India | Active | Micro (under 10) | |
| Low Carbon MaterialsManufactures biochar-mineral matrix aggregates (OSTO® for concrete, ACLA® for asphalt) that embed biogenic carbon permanently into… | Biochar | BiCRS (Other) | United Kingdom | Active | Small (10 to 49) |
| Made of AirPyrolyzes wood and agricultural waste into biochar, then compounds the biochar with bioplastic binders to produce injection-moldable… | Biochar | BiCRS (Other) | Germany | Active | Small (10 to 49) |
| malama labs incPyrolysis of agricultural waste and invasive species into biochar in Hawaii, paired with a blockchain-based MRV and credit marketplace. | Biochar | United States | Active | Micro (under 10) | |
| MASH MakesOperates containerised pyrolysis plants in India that convert agricultural residues (primarily cashew waste) into biochar for carbon… | Biochar | Denmark | Active | Medium (50 to 249) | |
| MetzlerPyrolyzes mixed hardwood sawmill residues into high-carbon biochar (up to ~90% C) sold for agriculture, stormwater management, livestock… | Biochar | United States | Active | Medium (50 to 249) | |
| Meva EnergyEntrained-flow biomass gasification of fine-fraction wood/agricultural residues producing biosyngas (primary product) plus biochar as a… | Biochar | Sweden | Active | Small (10 to 49) | |
| Midori PartnerDevelops biochar carbon removal projects by partnering with Southeast Asian farmers and food/wood processing factories to convert biomass… | Biochar | Biomass Carbon Removal | Singapore | Active | Small (10 to 49) |
| MioTechThrough its carbon asset team, MioTech develops biochar CDR projects (pyrolysis of agricultural waste applied to farmland) registered on… | Biochar | Hong Kong | Active | Large (250+) | |
| MiraïaModernized continuous vertical-furnace wood pyrolysis that converts forestry/sawmill residues into biochar, bio-oils and syngas, with all… | Biochar | France | Suspect | Micro (under 10) | |
| myclimateNon-profit carbon offset project developer and retailer; CDR portfolio consists of biochar (coffee cultivation in Colombia), reforestation… | Biochar | Switzerland | Active | Medium (50 to 249) | |
| MYNOMYNO pyrolyzes forest residuals into biochar at large-scale Carbon Removal Facilities, also producing renewable energy and selling carbon… | Biochar | United States | Active | Small (10 to 49) | |
| NAWARO ENERGIE BetriebOperates SynCraft wood-gas "reverse power plants" that co-produce biochar (~800 t/yr at Perg) alongside electricity and heat, plus three… | Biochar | Austria | Active | Small (10 to 49) | |
| NellieGrows microalgae in proprietary photobioreactors to capture CO2 from ambient air and point sources, then pyrolyses the biomass into biochar… | Biochar | United Kingdom | Active | Micro (under 10) | |
| NetZeroDecentralized mid-size pyrolysis plants (>600°C) processing tropical crop residues into biochar applied as soil amendment on nearby farms. | Biochar | France | Active | Medium (50 to 249) | |
| Neutura.EarthPyrolyzes palm oil empty fruit bunches (EFB) and other agri-waste into biochar for soil amendment and durable carbon removal credits. | Biochar | Singapore | Active | Micro (under 10) | |
| Next Wave Carbon RemovalsProduces biochar from local waste wood using ARTi pyrolysis technology and sells carbon removal credits on a vertically integrated basis. | Biochar | United States | Suspect | Medium (50 to 249) | |
| Nina EnergyDesigns and builds on-site pyrolysis reactors that convert agricultural and forestry waste into biochar for carbon sequestration and soil… | Biochar | Ecuador | Active | Micro (under 10) | |
| Nordic CarbonDesigns, builds, and operates pyrolysis facilities that convert waste biomass into stable biochar for carbon sequestration and soil… | Biochar | Denmark | Active | Small (10 to 49) | |
| NordiczeroDevelops biochar- and bioash-based additives for concrete and building materials to lock biogenic carbon into long-lived construction… | Biochar | Sweden | Likely dead | Micro (under 10) | |
| Nordvästra Skånes RenhållningsPyrolysis of urban garden/wood waste via Vow BioGreen reactor producing biochar plus district heating at the Filborna recycling site. | Biochar | Sweden | Active | Large (250+) | |
| Nova Pangaea TechnologiesREFNOVA® steam-assisted rapid pyrolysis process converts woody and agricultural biomass residues into 2G bioethanol (for Sustainable… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| NovocarboOperates pyrolysis-based Carbon Removal Parks that turn biogenic residues into EBC-certified biochar while feeding excess heat into… | Biochar | Germany | Active | Small (10 to 49) | |
| Nurist BiocarbonPyrolyzes crop residue, dung, and invasive Prosopis juliflora biomass into biochar applied to degraded arid soils in Rajasthan. | Biochar | India | Moderate | Small (10 to 49) | |
| NY CarbonPyrolyzes locally sourced woody biomass waste into biochar for agricultural soil application in the Hudson Valley. | Biochar | United States | Suspect | Micro (under 10) | |
| OBIOOperates an industrial-scale pyrolysis plant at Rudshøgda, Norway, producing biochar from locally-sourced PEFC-certified wood chips, with… | Biochar | Norway | Active | Micro (under 10) | |
| OLNEOConverts agricultural residues into certified biochar via pyrolysis for durable carbon sequestration, paired with soil-restoration benefits… | Biochar | France | Active | Micro (under 10) | |
| Omiti BiocharHarvests encroacher bush biomass in Namibia and converts it into biochar using Kon-Tiki flame-curtain kilns (and now modular Ikigai POD… | Biochar | Namibia | Active | Small (10 to 49) | |
| OnePoint5Converts agricultural crop residues (stubble) in South Asia into biochar via pyrolysis for soil amendment and infrastructure applications,… | Biochar | India | Likely dead | Micro (under 10) | |
| OnnuOnnu develops its proprietary CarboFlow pyrolysis technology to convert waste biomass (poultry litter, green waste, agricultural residues)… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| Oregon Biochar SolutionsOperates an industrial-scale pyrolysis facility in White City, Oregon, producing Rogue Biochar from Pacific Northwest wood/logging… | Biochar | United States | Active | Small (10 to 49) | |
| Origin BiocharOperates a Biomacon pyrolysis unit producing biochar granules sold as livestock feed additive ("feedchar") and horticultural biochar, with… | Biochar | United Kingdom | Active | Micro (under 10) | |
| Oxford Charcoal CompanyOperates charcoal kilns that pyrolyze sustainably-sourced British wood, producing lumpwood BBQ charcoal as the main product with biochar as… | Biochar | United Kingdom | Likely dead | Micro (under 10) | |
| OzenCharcoal manufacturer using vertical retort pyrolysis of hardwood, co-generating electricity from pyrolysis heat; a portion of output has… | Biochar | Poland | Likely dead | Micro (under 10) | |
| Pacific BiocharRetrofits existing biomass power plants and sawmills to co-produce biochar from forest/sawmill residues, which is then applied to… | Biochar | Biomass Carbon Removal | United States | Active | Micro (under 10) |
| PENNSACO TECHNOLOGIESPatented thermal conversion / gasification of biomass, plastic, and MSW feedstocks to produce "Ultra Green Hydrogen," renewable… | Biochar | United States | Moderate | ||
| Perivoli Climate TrustPyrolyzes encroacher bush biomass from Namibian rangelands into biochar, returning it to degraded soils for permanent carbon storage under… | Biochar | Namibia | Moderate | ||
| PlanbooEnables smallholder farmers in tropical regions to convert agricultural waste into biochar, tracked via a proprietary IoT+software dMRV… | Biochar | Sweden | Active | Small (10 to 49) | |
| PlantVillage+Worker cooperative deploying low-cost, solar-powered "PyroTower" pyrolysis units across African smallholder farms to convert agricultural… | Biochar | United States | Active | Small (10 to 49) | |
| Positive BiocarbonManufactures and distributes FSC-accredited biochar from virgin waste-stream biomass (including invasive species clearance), graded 0–20mm,… | Biochar | United Kingdom | Likely dead | Medium (50 to 249) | |
| Poás BioenergyBuilds hybrid biomass gasification reactors that convert wet agricultural residues (coffee pulp, pineapple crowns, banana peels) into… | Biochar | United States | Active | Micro (under 10) | |
| Premier ForestPyrolyzes wood-waste from its own sawmilling operations into biochar bricks, previously certified under the Puro.earth biochar methodology. | Biochar | Biomass Carbon Removal | United Kingdom | Active | Large (250+) |
| PreolPyrolyzes post-harvest rapeseed chaff in a PX1500 unit to produce biochar used as a soil amendment and long-term carbon store. | Biochar | Czech Republic | Active | Medium (50 to 249) | |
| PreterraOperates mobile SP-SC pyrolysis retorts on Salt Spring Island to convert BC wood-waste biomass into biochar for soil amendment and concrete… | Biochar | Canada | Likely dead | Micro (under 10) | |
| ProE BioenergiePyrolyzes wood and plant biomass in closed batch reactors (~450 °C, Green-Carbon process) to produce EBC-certifiable biochar sold under the… | Biochar | Germany | Active | Micro (under 10) | |
| PUHIOperates a pyrolysis facility converting wood- and agriculture-based biomass side streams (notably demolition wood) into biochar, with… | Biochar | Finland | Active | Micro (under 10) | |
| Pull to RefreshPyrolysis of municipal/shredded waste into stable carbon char for soil storage, with co-produced energy supplied to cement industry. | Biochar | United States | Suspect | Micro (under 10) | |
| Punarv ResourcesPyrolysis of agricultural crop residues (cotton stalk, pigeon pea stalk) into biochar for soil amendment, generating durable carbon removal… | Biochar | India | Active | Small (10 to 49) | |
| PyregManufactures modular pyrolysis reactors (PX500/PX1500 series) that carbonize biomass and sewage sludge at 500–750 °C in oxygen-limited… | Biochar | Germany | Active | Medium (50 to 249) | |
| PyrocalDesigns and manufactures proprietary Continuous Carbonisation Technology (CCT) pyrolysis systems that convert biosolids and organic biomass… | Biochar | Biomass Carbon Removal | Australia | Active | Small (10 to 49) |
| PyroCCSPyroCCS develops and operates biochar pyrolysis plants in the Global South (Namibia, India) and provides plug-and-play pyrolysis equipment… | Biochar | Germany | Active | Micro (under 10) | |
| PyrogenPyrolyzes invasive/waste biomass into biochar and blends it into patented concrete mix designs for construction products, permanently… | Biochar | Kenya | Active | Micro (under 10) | |
| PyrogreenManufactures slow-pyrolysis biomass carbonization equipment (screw conveyor, rotary kiln, fixed-bed) that converts agricultural/forestry… | Biochar | China | Active | Medium (50 to 249) | |
| PyronamPyrolyzes FSC-certified encroacher bush biomass using PyroCCS SCB-series low-tech pyrolysis plants to produce EBC-certified biochar applied… | Biochar | Namibia | Likely dead | ||
| PyropicPyropic designs and builds turn-key pyrolysis systems that convert agricultural residues (screened, dried, pelletized) into stable biochar,… | Biochar | United States | Moderate | ||
| pyropowerDevelops Pyro-ClinX pyrolysis CHP systems that combine an externally fired micro gas turbine with pyrolysis to produce biochar, heat and… | Biochar | Germany | Active | Small (10 to 49) | |
| QualterraQualterra operates patented Biomass Processing Units that pyrolyze agricultural waste (wheat straw, wood shavings, etc.) into biochar soil… | Biochar | United States | Active | Small (10 to 49) | |
| Re-ViPyrolyzes bushfire-damaged plantation timber into agricultural-grade biochar, generating durable CDR credits issued on Puro.earth. | Biochar | Australia | Likely dead | Micro (under 10) | |
| RecapOperates patented pyrolysis units on-site at municipal yard-waste facilities, converting yard debris into biochar. | Biochar | United States | Active | Micro (under 10) | |
| ReclimateBiochar project developer that partners with farmers and agricultural operators across Southeast/South Asia to convert agri-waste (rice… | Biochar | Malaysia | Active | Small (10 to 49) | |
| RecyCoalArtisan biochar production from crop residues using Kon-Tiki kilns deployed with smallholder farmers in East and West Africa, with dMRV via… | Biochar | Germany | Active | Micro (under 10) | |
| Red Mountain BiocharPyrolyzes forestry and agricultural biomass residuals (sawdust, wood chips) into biochar, BioCoal, and Carbon Black for concrete, steel and… | Biochar | United States | Likely dead | Small (10 to 49) | |
| Regen Agri-SourceSells high-grade biochar and biochar/poultry-litter pellets as agricultural soil amendments alongside a microbial/enzyme product line,… | Biochar | United States | Likely dead | ||
| Regen OrganicsPyrolysis of agro-processing waste (bagasse, mango/avocado residues) into biochar, blended into their EverGrow organic fertilizer;… | Biochar | Kenya | Active | Small (10 to 49) | |
| ReGenEarthIntegrates Onnu CarboFlow pyrolysis units into existing UK anaerobic digestion and biomass sites to convert agricultural residues and… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| ReGenerate Livermore FallsGasification of forestry/mill residue at a 39 MW biomass power plant, with a portion of fuel diverted to produce stable biochar (>80%… | Biochar | United States | Active | Small (10 to 49) | |
| Releaf EarthPyrolyzes palm kernel shell waste from its own palm-oil processing operations into biochar, applied to smallholder farms with… | Biochar | Nigeria | Active | Medium (50 to 249) | |
| RenergiOperates a patented "grinding pyrolysis" plant in Collie, WA that converts municipal solid waste and forestry/agricultural residues into… | Biochar | Australia | Active | Micro (under 10) | |
| Renewables PlusBuilds Blue Flame™ downdraft biomass gasification systems for energy recovery from agricultural residues (palm kernel shell, bamboo),… | Biochar | Malaysia | Active | Small (10 to 49) | |
| renu.earthConverts sawmill wood residues into biochar via pyrolysis in Southern Africa, generating Puro.earth CORCs tracked through Carbonfuture's… | Biochar | United States | Likely dead | Micro (under 10) | |
| Residual CarbonCarbon project developer that designs, structures, and documents biochar and BECCS carbon removal projects for industrial biomass asset… | Biochar | BiCRS (Other) | United Kingdom | Active | Micro (under 10) |
| Restoration BioproductsPyrolysis of waste wood (co-located with a wood pellet manufacturer) producing biochar, bio-oil, syngas, and power, with CDR credits sold… | Biochar | United States | Active | Small (10 to 49) | |
| Restoration FuelsOperated a torrefaction/pyrolysis plant converting small-diameter forest thinnings and waste wood into torrefied pellets and biochar, with… | Biochar | United States | Active | Micro (under 10) | |
| RestordPyrolysis of Cornish forestry and agricultural waste into biochar for soil application and durable carbon removal credits, using CapChar's… | Biochar | United Kingdom | Active | Micro (under 10) | |
| Revata Carbon PTE LTDOperates controlled gasification units that convert cashew shell waste and other agricultural residues into biochar for soil amendment and… | Biochar | Singapore | Active | Small (10 to 49) | |
| Reverse CarbonPyrolysis of agri-industrial biomass residues in Kenya to produce biochar that is permanently sequestered in disused mining sites for… | Biochar | Sweden | Likely dead | Micro (under 10) | |
| Reverse CoalShort-rotation willow grown on rewetted peatland is pyrolysed in a rotary kiln; biochar (~86% stable carbon) is pumped into a flooded… | Biochar | United Kingdom | Active | Micro (under 10) | |
| Riziki Nature Based SolutionsPyrolyzes invasive Prosopis juliflora biomass into biochar for soil application and carbon sequestration, alongside biofuel for industrial… | Biochar | Kenya | Likely dead | Small (10 to 49) | |
| Robinson LumberPyrolyzes waste wood from its lumber milling/processing operations into biochar for voluntary carbon market credits. | Biochar | United States | Active | Medium (50 to 249) | |
| RubisCO2Operates pyrolysis reactors ("Tlacuache 1") that convert Caribbean Sargassum seaweed into biochar for use in construction materials and… | Biochar | Germany | Active | Micro (under 10) | |
| Safi OrganicsDecentralized village-scale pyrolysis of rice husks and crop residues to produce biochar-blended organic fertilizer (Safi Sarvi) for… | Biochar | Kenya | Active | Small (10 to 49) | |
| Sanbra FoodsProspective biochar production from agricultural residues in Ghana, listed on Puro.earth in early-development/feasibility phase with no… | Biochar | Ghana | Active | Small (10 to 49) | |
| SAWAConverts agricultural waste (sugarcane bagasse, palm EFB) into biochar via pyrolysis for soil application and carbon sequestration. | Biochar | Singapore | Active | Small (10 to 49) | |
| SCG CementPyrolyzes agricultural residues (rice husks) into biochar at an industrial plant in Saraburi, Thailand, then incorporates the biochar into… | Biochar | Thailand | Active | Large (250+) | |
| Scotia BioCharPlans industrial-scale pyrolysis of waste wood biomass (including Hurricane Fiona blowdown) using BluSky Carbon's Vulcan pyrolysis system… | Biochar | Canada | Likely dead | Micro (under 10) | |
| SCSContinuous pyrolysis of regional woody biomass (prunings, green waste, sawmill residues) into EBC-certified biochar for soil, urban tree,… | Biochar | Germany | Likely dead | Micro (under 10) | |
| Shanghai HaiQi Environmental TechnologyManufactures biomass gasification and low-temperature pyrolysis/carbonization equipment that converts waste biomass into power, heat, and… | Biochar | China | Active | Medium (50 to 249) | |
| Silver Bullet BiocharStated intent to produce biochar via pyrolysis of biomass feedstocks for carbon removal, based in Singapore. | Biochar | BiCRS (Other) | Singapore | Likely dead | Micro (under 10) |
| SIOTUUPyrolyzes residual Alpine wood via Syncraft technology to co-produce electricity, heat and biochar sold for… | Biochar | Austria | Likely dead | ||
| Sirius Regenerative SolutionsPyrolyzes biomass into biochar and blends it with compost and beneficial microorganisms to sell as regenerative agriculture soil amendments. | Biochar | Colombia | Active | ||
| Sitos GroupSlow-pyrolysis biochar production using agricultural residues (almond shells, vineyard waste) for soil application and CDR credits. | Biochar | United States | Active | Small (10 to 49) | |
| SkånefröIndustrial Pyreg pyrolysis units carbonize agricultural residues, sludge, seaweed, and park/garden waste into EBC-certified biochar while… | Biochar | Sweden | Active | Small (10 to 49) | |
| SlíglasPyrolyzes residual woody forestry biomass into biochar that is applied to agricultural soils for long-duration carbon sequestration. | Biochar | Ireland | Active | Micro (under 10) | |
| Soil ReefMarkets and sells Soil Reef-branded biochar products (pure biochar and blends) in retail bags and bulk totes, sourced from wood waste and… | Biochar | United States | Likely dead | Micro (under 10) | |
| SoilLogia LLCPyrolysis of waste biomass (sewage sludge, invasive species, municipal organics) into biochar applied to soil for durable carbon storage… | Biochar | United States | Moderate | Micro (under 10) | |
| SOLER GroupLow-temperature pyrolysis of sustainably sourced French hardwood residues into charcoal, biocarbon and biochar, with syngas cogeneration… | Biochar | France | Active | Medium (50 to 249) | |
| Solör BioenergyRetrofits biomass-fired district heating plants with pyrolysis units (PyCCS) to co-produce biochar alongside heat, steam and electricity. | Biochar | Sweden | Active | Large (250+) | |
| SonnenerdePyrolysis of woody composting residues (sieve residues) into EBC-certified biochar, using a Pyreg-based process and now a new large-scale… | Biochar | Austria | Active | Small (10 to 49) | |
| Southwest Biochar ProductsSlow-pyrolysis biochar production from forest-thinning wood waste and sawmill shavings using ARTi reactors, with excess heat used to dry… | Biochar | United States | Likely dead | Micro (under 10) | |
| SRCNatura SureSmallholder biochar project developer using flame-curtain pyrolysis of farm residues across decentralized Indian farming communities, with… | Biochar | India | Active | ||
| Stack CarbonDevelops the Nile Char Project in Uganda, pyrolyzing agricultural waste into biochar-based fertilizer (30 t/day capacity) and also applying… | Biochar | Enhanced Rock Weathering | Uganda | Active | Micro (under 10) |
| Standard BiocarbonPyreg-technology pyrolysis of softwood sawmill residuals into high-carbon biochar for soil, remediation, and advanced-materials… | Biochar | United States | Active | Micro (under 10) | |
| Standard Gas/Carbon Char StoreSG100 Advanced Thermal Cracking (pyrolysis/gasification) plants convert non-recyclable and hazardous wastes into syngas (primary output,… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| StiesdalStiesdal SkyClean designs and operates 20 MW updraft pyrolysis plants that convert agricultural and forestry residues into biochar… | Biochar | Denmark | Active | Medium (50 to 249) | |
| Substrate BiocharOperates industrial pyrolysis facilities in southern Africa that convert forestry residues (sawdust and offcuts) into biochar, generating… | Biochar | United Kingdom | Active | Micro (under 10) | |
| SunCarbonPyrolyzes agricultural biomass residues in India into biochar sold as a soil enhancer and registered as CDR projects via the SunCarbon… | Biochar | India | Active | Small (10 to 49) | |
| Super BiocharProduces engineered region-specific biochar blends paired with AI-driven soil diagnostics and MRV software for soil remediation (PFAS,… | Biochar | United States | Active | Small (10 to 49) | |
| SVECOperates small-scale pyrolysis/gasification plants that convert waste woody biomass into syngas for electricity and biochar as a co-product… | Biochar | United States | Active | Small (10 to 49) | |
| Swiss BiocharPyrolyzes biogenic residues (wood, grape pomace, miscanthus, urban lop) at ~400-700°C to produce EBC-certified biochar for soil… | Biochar | Switzerland | Active | Micro (under 10) | |
| Sylva FertilisSlow pyrolysis of French wood pellets from sustainably-managed forests to produce high-carbon biochar (>90% C) sold as soil amendment, with… | Biochar | France | Active | Micro (under 10) | |
| Syncraft CDISyncraft designs and builds wood-gasification "reverse power plants" using a patented floating fixed-bed reactor that co-produces… | Biochar | Austria | Active | Medium (50 to 249) | |
| Südwestdeutsche SalzwerkeOperates a SYNCRAFT CW1800x2-1000 wood-gasification reverse power plant (1 MWe / 1.4 MWth) at its Heilbronn salt works, converting ~16.9… | Biochar | Germany | Active | Large (250+) | |
| Tachibana International GhanaOperates 1,500L Kon-Tiki flame kilns that carbonize cacao pod husks and other agricultural residues into biochar, which is applied to cocoa… | Biochar | Ghana | Moderate | ||
| TakacharPortable, tractor/truck-mounted oxygen-lean torrefaction/pyrolysis reactors that convert agricultural and forestry residues into biochar… | Biochar | United States | Active | Small (10 to 49) | |
| TakatenaPyrolyzes organic waste streams (sewage, garbage) into biochar sold for soil amendment with carbon-sequestration claims. | Biochar | Kenya | Likely dead | ||
| Tamu groupHolding company with subsidiaries producing biochar from sugarcane bagasse (Tera) and doing basalt-based enhanced rock weathering on Kenyan… | Biochar | Kenya | Active | Large (250+) | |
| Tapovanam Organic Farming SystemsPyrolyzes agricultural residues into biochar in a self-sustaining reactor that uses syngas for heat/power, producing biochar for soil… | Biochar | India | Active | Micro (under 10) | |
| TCHARSlow pyrolysis of camphor-tree pruning waste into EBC-certified biochar using a German-made pyrolysis unit, with dMRV data pipeline to EBC. | Biochar | Taiwan | Active | Small (10 to 49) | |
| Telge ÅtervinningOperates a CharMaker MPP batch pyrolysis unit that converts municipal green waste (branches, twigs, Christmas trees) into biochar at its… | Biochar | Sweden | Active | Large (250+) | |
| TellusTellus converts agricultural biomass residues into biochar via pyrolysis for soil amendment and carbon removal. | Biochar | Brazil | Active | Small (10 to 49) | |
| TeraPyrolysis of sugarcane bagasse into biochar applied to smallholder farmland in western Kenya, with IoT-based dMRV tracking from feedstock… | Biochar | Kenya | Active | Micro (under 10) | |
| Terra CharProduces and distributes biochar (pyrolyzed virgin hardwood/softwood) for soil amendment, bioremediation, water filtration, and carbon sink… | Biochar | United States | Active | Medium (50 to 249) | |
| TerraBaruProduces engineered biochar ("TerraKarbon") via pyrolysis of Indonesian agricultural waste for soil, infrastructure, and carbon removal… | Biochar | Biomass Carbon Removal | Indonesia | Active | Small (10 to 49) |
| TerrafrontDevelops biochar production from agricultural residues plus agroforestry/reforestation projects with smallholder farmers in India and… | Biochar | United States | Active | Small (10 to 49) | |
| TerraNova EnergyLicenses HTC "wet pyrolysis" technology that carbonizes dewatered sewage sludge and biowaste at ~180–200°C and 20+ bar into lignite-like… | Biochar | Germany | Active | Small (10 to 49) | |
| TerratonFull-stack biochar platform providing hardware, software, financing and MRV to agribusiness operators in emerging markets to pyrolyze crop… | Biochar | BiCRS (Other) | United States | Active | Small (10 to 49) |
| TerraWattPyrolysis of green/wood waste produces biochar for soil amendment plus syngas, which is biologically methanated by methanogenic… | Biochar | France | Active | Micro (under 10) | |
| The Biochar Impact CompanyBiochar advisory/consulting firm guiding clients on biochar quality, agricultural integration, and carbon credit strategies rather than… | Biochar | United States | Moderate | Micro (under 10) | |
| The New Black BiocharProduces biochar via pyrolysis kiln from sawmill/timber waste streams, using waste heat for timber drying, and sells biochar for gardens,… | Biochar | Australia | Likely dead | Micro (under 10) | |
| The Next 150Produces biochar via high-temperature pyrolysis of farm-gate agricultural residues (corn, wheat, sorghum) at its GBS facility in Irapuato,… | Biochar | Switzerland | Active | Micro (under 10) | |
| Three Mountains CocoaCocoa cooperative hosting a Terraton-operated biochar facility that pyrolyzes cocoa/agricultural waste into stable carbon for soil… | Biochar | Ghana | Active | Micro (under 10) | |
| Tierra PrietaPyrolyzes waste pecan shells into biochar used as agricultural soil amendment, generating Puro.earth-certified CDR credits. | Biochar | Mexico | Active | Micro (under 10) | |
| TorrCoalTorrefaction technology that thermally converts waste wood and biomass residues into bio-carbon/bio-coal used as a fossil-coal substitute… | Biochar | Belgium | Likely dead | Micro (under 10) | |
| TowingProduces Soratan, a near-neutral-pH biochar inoculated with beneficial microbes, made by pyrolyzing local biomass residues for soil… | Biochar | Japan | Active | Medium (50 to 249) | |
| Truecoco GhanaOperates a 2 MT/hr two-layer rotary drum kiln pyrolysis plant in Ghana's Western Region, converting waste coconut husks sourced from… | Biochar | Ghana | Active | Small (10 to 49) | |
| TupanaPyrolyzes agricultural waste into biochar and applies it to soil, with sensor-based MRV tracking H/C and O/C ratios and soil monitoring to… | Biochar | Brazil | Active | Micro (under 10) | |
| UnyteProduces biochar via pyrolysis of hemp and wood waste through its Unyte Solutions division, with a Riverse-registered biochar project and… | Biochar | United Kingdom | Active | Small (10 to 49) | |
| US Biochar Coalition (USBC)Industry trade association advocating for federal policy, regulation, and market development for the U.S. biochar sector. | Biochar | United States | Active | Small (10 to 49) | |
| Usinas ItamaratiSugarcane biorefinery that generates durable carbon removal credits (listed on Puro.earth, whose 100-year-durability methodologies include… | Biochar | Brazil | Active | Large (250+) | |
| V-Grid Energy SystemsMobile, modular biomass gasification units ("Bioservers") convert agricultural waste into renewable electricity plus stable biochar, with… | Biochar | United States | Active | Small (10 to 49) | |
| VarahaDevelops large-scale biochar projects via industrial gasification reactors processing agricultural biomass (e.g. Prosopis Juliflora, cotton… | Biochar | India | Active | Large (250+) | |
| VarhadVarhad Capital operates artisanal Kon-Tiki kilns and industrial pyrolysis/gasification plants converting cotton and pigeon pea stalks from… | Biochar | India | Active | Small (10 to 49) | |
| Verde ResourcesProduces BioAsphalt™, a cold-mix asphalt made from 100% reclaimed asphalt pavement blended with engineered biochar, turning roads into… | Biochar | United States | Active | Small (10 to 49) | |
| VeroraPyrolyzes clean tree/shrub cuttings at 500–600°C in a PYREG pyrolysis unit to produce EBC-certified biochar for animal feed, bedding,… | Biochar | Switzerland | Likely dead | Micro (under 10) | |
| Viktor G.BVDesigns and sells biomass gasification/pyrolysis equipment that produces biochar alongside syngas/green gas, with deployments in Belgium… | Biochar | Belgium | Moderate | Micro (under 10) | |
| ViocharPyrolysis of biomass into biochar for carbon sequestration and soil amendment in Denmark. | Biochar | Denmark | Active | Micro (under 10) | |
| Vital ChemicalProduces biochar via pyrolysis of reclaimed construction timber and forestry residues, primarily blended into hydromulch and revegetation… | Biochar | Australia | Active | Medium (50 to 249) | |
| Wakefield BioCharPyrolyzes woody biomass residues (cleared trees, paper/pulp mill waste) into biochar sold as a soil conditioner for agriculture, gardening,… | Biochar | United States | Active | Small (10 to 49) | |
| WasteXDevelops small-scale, semi-automated biochar carbonizer equipment deployed at mills and farms in Southeast Asia to pyrolyze agri-waste into… | Biochar | Singapore | Active | Small (10 to 49) | |
| Waterberg Carbon CoPyrolysis of biomass into biochar for soil application and carbon removal credits, with MRV via Cula Technologies. | Biochar | South Africa | Likely dead | ||
| WondercharPyrolyzes pecan shell (and softwood) waste biomass into graded biochar products for agricultural soil amendment and fertilizer blending. | Biochar | United States | Likely dead | Small (10 to 49) | |
| Wongphai Co.,LtdProduces biochar via Kontiki-kiln pyrolysis of bamboo offcuts in central Thailand, applied to rice paddies and bamboo groves, with Planboo… | Biochar | Thailand | Active | Micro (under 10) | |
| Woodgas Pyrolytics IncDesigns and disseminates low-cost small/medium-scale TLUD gasifier cookstoves and RoCC (Rotatable Covered Cavity) kilns for pyrolytic… | Biochar | United States | Moderate | ||
| Woodtek BiocharDesigns and manufactures two-stage flame-curtain C1000 pyrolysis units that convert waste biomass into biochar, and operates its own plants… | Biochar | United Kingdom | Likely dead | Micro (under 10) | |
| Ökologische Klärschlammtrocknung Offenhausen GmbHTwo wood-chip pyrolysis units producing biochar whose waste heat dries sewage sludge and digestate at an adjacent biogas plant, replacing… | Biochar | Germany | Moderate | Micro (under 10) | |
| ÖkoMAXX EnergiewerkeOperates a Syncraft biomass gasification CHP plant that generates renewable electricity and district heat from forest residues while… | Biochar | Austria | Likely dead | ||
| ÖKT OffenhausenOperates two wood-chip pyrolysis units producing EBC Agro-Bio biochar, using waste heat to dry sewage sludge and digestate from an… | Biochar | Germany | Active | Micro (under 10) |
No company matches these filters.
AI-maintained, may contain errors. The seed was Grant Faber's CDR company list (January 2026, CC BY-NC-SA 4.0). Descriptions, pathway, status and size class are generated and refreshed by CaptainDrawdown from public signals (news, registries, press releases, web search) and are estimates, not verified facts. Companies marked CDI are portfolio companies of the Carbon Drawdown Initiative. Buyers, academia and companies whose only pathway is afforestation are not published. Corrections and missing companies: info@carbon-drawdown.de. The same data as CSV, JSON and API, licence CC BY-NC-SA 4.0.