Grantham Foundation — Full Portfolio
29 tracked investments · listed companies and verified rows first
Fervo Energy develops next-generation geothermal technology using advanced drilling and sensing techniques to unlock carbon-free, 24/7 power generation in previously uneconomic locations.
CleantechClimate TechEnergyHouston, US
Tim Latimer(Founder)inJack Norbeck(Founder)in
BoardDavid Thomas Danielson(Director)inNicholas Walrod(Director)inIon Yadigaroglu(Director)
Co-investorsB Capital GroupB4 CapitalBaruch Future VenturesBeast VenturesBreakthrough Energy VenturesCarbon+17 more
Activate builds community and programs to help scientists and engineers commercialize breakthrough research into real-world solutions.
AgTechAI & Machine LearningDeep TechEdTechImpact & Social GoodNew MaterialsBerkeley, US
Leila Madrone(Executive Vice President, New Founder Pathways)inSarah Morrill(Executive Vice President, Innovation Lab)inSteven Tran(Executive Vice President, Finance & Contracts)in
Co-investorsAutodesk FoundationEcho River Capital
Calcarea develops nature-based solutions to decarbonize the economy, focusing on carbon capture and removal technologies.
CleantechClimate TechDeep TechPasadena, US
Andy StevensonJess AdkinsinPierre ForininWill Berelson
Co-investorsAzolla VenturesPropeller VC
Pluton is developing a sun-powered, soil-surface biological nutrient system that uses photosynthetic microbial consortia to fix atmospheric nitrogen, improve phosphorus availability, and add carbon to soil for crop growers.
AgTechBiotechClimate TechSt. Louis, US
Barry Goldman(Co-founder)inElizabeth Gallegos(Chief Executive Officer)inJerry Steiner(Executive Chair)inCharlie Walch(Executive Officer, Director)inGlendon Schuster(Director)
Co-investorsFirst In VenturesIllumina VenturesRadicle GrowthFall Line CapitalRA CapitalThe Yield Lab+3 more
ALORA develops gene-edited, non-GMO crop traits that change how plants allocate energy, directing it toward yield rather than stress defense to maintain productivity under heat and soil salinity.
AgTechBiotechClimate TechNorwich, GB
Adam Helms(Chief Executive Officer)
Co-investorsJude GomilaSOSVToyota Ventures
Applied Carbon develops technologies to regenerate soil and sequester atmospheric carbon for climate change mitigation and soil health improvement.
AgTechCleantechClimate Tech
Jason Aramburu(CEO + Co-Founder)inMorgan M. Williams(COO + Co-Founder)in
Co-investorsAutodesk FoundationCongruent VenturesS2G InvestmentsTO VCWireframe VenturesZag Capital+3 more
Arbon Earth is a marine-based carbon dioxide removal company that cultivates and sinks macroalgae (and bamboo) into the deep ocean to sequester CO₂.
CleantechClimate TechImpact & Social Good
Backwater Carbon works on geologic storage of CO2, serving industrial facilities aiming to capture and store their emissions as well as carbon dioxide removal (CDR) developers.
CleantechClimate TechEnergy
Banyu Carbon develops a photochemical carbon capture process that uses sunlight to release CO2 from seawater, which naturally absorbs atmospheric carbon, for storage in geologic formations or industrial use.
CleantechClimate TechDeep TechSeattle, US
Alex Gagnon(Executive Officer, Director)inJulian Sachs(Executive Officer, Director)in
Co-investorsCarbon Removal PartnersPropeller VC
Biocentis uses genome engineering, artificial intelligence, and a proprietary technological platform to develop insect control solutions that suppress harmful insect reproduction while reducing reliance on chemical insecticides.
AgTechAI & Machine LearningBiotech
Cache Energy provides thermal energy storage systems that use thermo-chemical technology to store heat at 1,000°F for dispatch periods ranging from 1 to 1,000 hours, serving industrial and commercial customers needing long-term energy storage and heat electrification.
CleantechEnergyHardware
Arpit Dwivedi(Founder)in
Co-investorsCantos VenturesEvergreen Climate InnovationsThird DerivativeUnshackled VenturesVoyager Partners
CO280 develops large-scale carbon dioxide removal projects by partnering with pulp and paper companies to capture biogenic CO₂ from their mills, retrofitting existing industrial facilities.
CleantechClimate TechVancouver
Nathan Gilliland(Executive Officer)Jonathan Rhone(Director, Executive Officer)
BoardSam Stoutner(Director)Marty Reed(Director, Executive Officer)Caroline de Bossart(Director)
Co-investorsBC CICECarbon Removal PartnersToyota Ventures
Deep Science Ventures is a venture creation firm that builds and invests in companies focused on underserved, technical areas requiring cross-disciplinary expertise and scientific founders.
AI & Machine LearningClimate TechDeep TechImpact & Social GoodSector Agnostic
Mark(Founding Director)Dom(Founding Director)Ahmad(Executive Chairman)
Co-investorsUnruly CapitalUntroD Capital
DNTOX offers animal-free, human-based in vitro 2D and 3D test systems and toxicological testing services to assess how chemicals affect the human nervous system, with a focus on developmental and adult neurotoxicity.
BiotechDeep TechHealthtech
Edacious offers accredited lab testing and software for nutrient density analysis, helping food and agriculture organizations measure food quality, safety, and variability.
AgTechFoodTechSaaSMarlborough, US
Eric J. Smith(Executive Officer, Director)in
BoardKevin Tidwell(Director)Asha Agrawal(Became a director following initial closing of financing.)
Co-investorsiSelect Fund
GreenLight Biosciences develops RNA-based solutions for agriculture and pest control, including a Colorado potato beetle bio-insecticide and a Varroa destructor mite-control product for sustainable food production.
AgTechBiotechImpact & Social GoodMedford, US
Andrey Zarur(Executive Officer, Director)inMarta Ortega-Valle(Executive Officer)inWilliam Blake(Executive Officer)in
BoardDavid Furneaux(Director)Jonathan Fleming(Director)James Swartz(Director)
Co-investorsBaird CapitalFall Line CapitalFuture VenturesLewis & Clark VenturesPrelude VenturesS2G Investments+4 more
Heirloom operates Direct Air Capture (DAC) facilities that use limestone and carbon mineralization technology to permanently remove CO2 from the atmosphere at scale.
CleantechClimate TechDeep TechCalifornia, US
Shashank Samala(Founder)inNoah McQueen(Founder)
Co-investorsAENUAhren Innovation CapitalAutodesk FoundationBreakthrough Energy VenturesBreyer CapitalCarbon Removal Partners+14 more
Hephae Energy Technology develops drilling design and measurement equipment aimed at harnessing the earth's heat for geothermal power, drawing on the founders' background in the energy and oil & gas industries.
CleantechClimate TechDeep TechEnergySpring, US
Co-investorsBaruch Future VenturesFuture VenturesUnderground Ventures
Kula is an AI-native applicant tracking system that combines sourcing, CRM, screening, scheduling, interview note-taking, and analytics into a single hiring workflow.
AI & Machine LearningHR TechSaaSSan Francisco, US
Achuthanand Ravi(Founder)inSuman Kumar Dey(Founder)inSathappan M(Founder)
Co-investorsNorwest Venture PartnersSquare Peg CapitalTogether FundAgFunderBoxGroupCollaborative Fund+8 more
Napigen is a biotechnology company developing genome editing technology targeting the mitochondrial and chloroplast genomes.
AgTechBiotechWilmington, US
Co-investorsRA CapitalThe Innovation SpaceMarsBio
nT-Tao develops compact 20 MWe fusion systems, marketed as Tao Energy Boxes, designed to provide distributed, 24/7 firm on-site power on or off the grid.
CleantechDeep TechEnergy
Oded Gour-Lavie(CEO & Co-founder)Doron Weinfeld(Chief Scientist & Co-founder)Boaz Weinfeld(CTO & Co-founder)inBen ZioninNimrod Ganzarskiin
BoardUzi Yemin(Chairman of the Board)
Co-investorsHonda Innovations Silicon ValleyJ-ImpactNext Gear VenturesEast InnovateOurCrowd
Ocean Rainforest cultivates and processes seaweed for agricultural biostimulants and derivatives, serving farmers and agricultural markets across Europe, the US, and Mexico.
AgTechCleantechClimate TechFoodTechImpact & Social GoodNew MaterialsFaroe Islands, FO
Olavur Gregersen(Founder)inRúni D Joensen(Chief Technology Officer, Co-founder)in
Quercus Biosolutions develops plant-based alternatives to synthetic chemical crop protection products for agriculture facing climate and population pressures.
AgTechAI & Machine LearningBiotech
Co-investorsAg Ventures AllianceFlyover CapitalMissouri Technology CorporationService Provider CapitalStarshotSerra Ventures
Regrow provides software and services to help farmers and agricultural businesses adopt regenerative practices that reduce land-based emissions.
AgTechAI & Machine LearningClimate TechImpact & Social Good
Anastasia Volkova(Co-founder and Chief Executive Officer)inWilliam Salas(Co-founder and Chief Science Officer)in
Co-investorsAirTree VenturesArtesianHAWKTAILMain Sequence VenturesRethink ImpactSE Ventures+5 more
Switch Bioworks develops biology-based fertilizer as an alternative to conventional chemical fertilizers, using synthetic biology and microbial discovery.
AgTechBiotechClimate TechSan Carlos, US
Tim Schnabel(Founder & CEO, Board Member)inGregory Knauf(Founding Scientist, Regulatory Manager)Kaitlyn Qin(Chief Financial Officer)inBrett Boghigian(Chief Business Officer (CBO))in
BoardKartick C. Kumar(Director)Douglas Cameron(Director)
Co-investorsAcre Venture PartnersAg Ventures AllianceAstanor Ventures
Vema Hydrogen develops Engineered Mineral Hydrogen (EMH), a patented production method that stimulates naturally occurring subsurface geochemical reactions in ophiolite and BIF rock formations to produce carbon-free hydrogen at under $1/kg.
CleantechClimate TechEnergyHouston, US
Pierre Levin(CEO)inColin McCulley(Director of Operations)in
Co-investorsPace VenturesExtantia CapitalPropeller VC
Zanskar develops geothermal energy projects using AI and advanced geoscience to map subsurface resources and deliver utility-scale, carbon-free power.
AI & Machine LearningClimate TechDeep TechEnergy
Carl Hoiland(Founder)inJoel Edwards(Founder)in
Co-investorsAll AboardAzolla VenturesClearvision VenturesFirst Star VenturesGVP ClimateLowercarbon Capital+10 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Canopy Farm ManagementPrinceton Critical Minerals
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.



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