Funding search
Find who already funds work like yours. Private foundations don’t post open calls, so nobody can search them. We read IRS filings instead — 9.6 million grants from 174,053 foundations and grantmaking charities, searchable by what the money was actually for.
Foundation based inAny state AL AK AZ AR CA CO CT DE DC FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY PR VI Gave to recipients inAny state AL AK AZ AR CA CO CT DE DC FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY PR VI Funder typeBoth Private foundations Charities & associations Grants of at leastAny size $10k $50k $100k Active sinceAny year 2023 or later 2024 or later
12 funders with a record of paying for “cleantech”
Where the money went Breakthrough Energy Foundation → Mars Materials Inc: $3.5M across 2 grants, latest 2024 The Eli and Edythe Broad Foundation → Los Angeles Cleantech Incubator: $2.3M across 3 grants, latest 2024 Woka Foundation → Forge: $600K across 3 grants, latest 2024 The Heinz Endowments → Rocky Mountain Institute: $426K across 2 grants, latest 2024 Stolte Family Foundation → Cascadia Cleantech Prize: $200K across 2 grants, latest 2024 Goldhirsh Foundation → La Cleantech Incubator: $100K across 2 grants, latest 2022 United States Energy Foundation → Los Angeles Cleantech Incubator: $100K across 2 grants, latest 2023 The Annenberg Foundation → Los Angeles Cleantech Incubator: $90K across 3 grants, latest 2024 California Clean Energy Fund → Energy Institute at Haas - the Regents of the University of California: $75K across 1 grant, latest 2023 Water and Power Community Credit Union → Los Angeles Cleantech Incubator: $43K across 2 grants, latest 2023 Julian Grace Foundation → Los Angeles Cleantech Incubator: $30K across 2 grants, latest 2023 The Lampl Family Foundation → Cleantech Education Foundation: $25K across 2 grants, latest 2025 Breakthrough Energy Foundation → Hgen: $3.3M across 2 grants, latest 2024 Stolte Family Foundation → Cascadia Cleantech Prize (for E8): $100K across 1 grant, latest 2022 California Clean Energy Fund → Energy Institute at Haas - the Regents of the University of California: $75K across 1 grant, latest 2024 Julian Grace Foundation → Los Angeles Cleantech Incubator (Laci): $25K across 1 grant, latest 2024 Breakthrough Energy Foundation → Mantel Capture Inc: $3.0M across 2 grants, latest 2024 Breakthrough Energy Foundation → University of Chicago: $2.6M across 2 grants, latest 2024 Breakthrough Energy Foundation → Aikido Technologies Inc: $2.6M across 2 grants, latest 2024 Breakthrough Energy Foundation → Takachar: $2.5M across 2 grants, latest 2024 Breakthrough Energy Foundation → Conduit Tech Inc: $2.0M across 2 grants, latest 2024 Breakthrough Energy Foundation → Chemfinity: $2.0M across 2 grants, latest 2024 Breakthrough Energy Foundation → Gencores Inc: $2.0M across 2 grants, latest 2024 Breakthrough Energy Foundation → Holocene Climate Corporation: $1.9M across 2 grants, latest 2024 Breakthrough Energy Foundation → Phase Biolabs Inc: $1.8M across 2 grants, latest 2024 Breakthrough Energy Foundation → Hertha Metals: $1.7M across 1 grant, latest 2023 Breakthrough Energy Foundation → Queens Carbon Inc: $1.5M across 2 grants, latest 2024 Breakthrough Energy Foundation → Aluminio Inc: $1.3M across 2 grants, latest 2024 Breakthrough Energy Foundation → Molten Industries Inc: $1.1M across 2 grants, latest 2024 Breakthrough Energy Foundation → Furno Materials: $887K across 1 grant, latest 2023 Breakthrough Energy Foundation → Unemit Inc: $701K across 2 grants, latest 2024 Breakthrough Energy Foundation → Evoloh: $659K across 1 grant, latest 2023 Breakthrough Energy Foundation → Metpeel: $555K across 1 grant, latest 2023 Breakthrough Energy Foundation → Prospect Growth Inc: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Electroflow Technologies: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Rarefied Technologies Inc: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Arculus Solutions Inc: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Arinna Inc: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Calion Technologies: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Csh2 Corp: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Espiku Inc: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Gallox Semiconductors Inc: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Hoofprint Biome Inc: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Loamist Co: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Macrocycle Technologies: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Marathon Fusion Inc: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Novel Farms Inc: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Olokun Minerals Inc: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Sinkco Labs Pbc: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Standard Potential Co: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Step Function LLC: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Sustainable Chemicals LLC: $500K across 1 grant, latest 2024 Breakthrough Energy Foundation → Verne Inc: $500K across 1 grant, latest 2023 Breakthrough Energy Foundation → Renewco2 Inc: $374K across 1 grant, latest 2023 Breakthrough Energy Foundation → Green Tinted Glasses LLC: $349K across 2 grants, latest 2024 Breakthrough Energy Foundation → Genseed LLC: $340K across 2 grants, latest 2024 Breakthrough Energy Foundation → Scripps Research Institute: $325K across 2 grants, latest 2024 Breakthrough Energy Foundation → Chement: $301K across 1 grant, latest 2023 Breakthrough Energy Foundation → Gunnadoo Consulting: $285K across 1 grant, latest 2024 Breakthrough Energy Foundation → Massachusetts Institute of Technology: $250K across 1 grant, latest 2024 Breakthrough Energy Foundation → Northwestern University: $250K across 1 grant, latest 2024 Breakthrough Energy Foundation → Pwernap Energy Inc: $250K across 1 grant, latest 2024 Breakthrough Energy Foundation → Georgia Tech Research Corporation: $245K across 1 grant, latest 2024 Breakthrough Energy Foundation → National Technology & Engineering Solutions of Sandia LLC: $225K across 1 grant, latest 2024 Breakthrough Energy Foundation: $49M on this topic. Open the funder. Breakthrough Energy Foundation $49M The Eli and Edythe Broad Foundation: $2.3M on this topic. Open the funder. The Eli and Edythe Broad Foun… $2.3M Woka Foundation: $600K on this topic. Open the funder. Woka Foundation $600K The Heinz Endowments: $426K on this topic. Open the funder. The Heinz Endowments $426K Stolte Family Foundation: $300K on this topic. Open the funder. Stolte Family Foundation $300K California Clean Energy Fund: $150K on this topic. Open the funder. California Clean Energy Fund $150K Goldhirsh Foundation: $100K on this topic. Open the funder. Goldhirsh Foundation $100K United States Energy Foundation: $100K on this topic. Open the funder. United States Energy Foundati… $100K The Annenberg Foundation: $90K on this topic. Open the funder. The Annenberg Foundation $90K Julian Grace Foundation: $55K on this topic. Open the funder. Julian Grace Foundation $55K Water and Power Community Credit Union: $43K on this topic. Open the funder. Water and Power Community Cre… $43K The Lampl Family Foundation: $25K on this topic. Open the funder. The Lampl Family Foundation $25K Mars Materials Inc: received $3.5M on this topic Mars Materials Inc $3.5M Hgen: received $3.3M on this topic Hgen $3.3M Mantel Capture Inc: received $3.0M on this topic Mantel Capture Inc $3.0M University of Chicago: received $2.6M on this topic University of Chicago $2.6M Aikido Technologies Inc: received $2.6M on this topic Aikido Technologies Inc $2.6M Los Angeles Cleantech Incubator: received $2.5M on this topic Los Angeles Cleantech Incubator $2.5M Takachar: received $2.5M on this topic Takachar $2.5M Conduit Tech Inc: received $2.0M on this topic Conduit Tech Inc $2.0M Chemfinity: received $2.0M on this topic Chemfinity $2.0M Gencores Inc: received $2.0M on this topic Gencores Inc $2.0M Holocene Climate Corporation: received $1.9M on this topic Holocene Climate Corporation $1.9M Phase Biolabs Inc: received $1.8M on this topic Phase Biolabs Inc $1.8M Hertha Metals: received $1.7M on this topic Hertha Metals $1.7M Queens Carbon Inc: received $1.5M on this topic Queens Carbon Inc $1.5M Aluminio Inc: received $1.3M on this topic Aluminio Inc $1.3M Molten Industries Inc: received $1.1M on this topic Molten Industries Inc $1.1M Furno Materials: received $887K on this topic Furno Materials $887K Unemit Inc: received $701K on this topic Unemit Inc $701K Evoloh: received $659K on this topic Evoloh $659K Forge: received $600K on this topic Forge $600K Metpeel: received $555K on this topic Metpeel $555K Prospect Growth Inc: received $500K on this topic Prospect Growth Inc $500K Electroflow Technologies: received $500K on this topic Electroflow Technologies $500K Rarefied Technologies Inc: received $500K on this topic Rarefied Technologies Inc $500K Arculus Solutions Inc: received $500K on this topic Arculus Solutions Inc $500K Arinna Inc: received $500K on this topic Arinna Inc $500K Calion Technologies: received $500K on this topic Calion Technologies $500K Csh2 Corp: received $500K on this topic Csh2 Corp $500K Espiku Inc: received $500K on this topic Espiku Inc $500K Gallox Semiconductors Inc: received $500K on this topic Gallox Semiconductors Inc $500K Hoofprint Biome Inc: received $500K on this topic Hoofprint Biome Inc $500K Loamist Co: received $500K on this topic Loamist Co $500K Macrocycle Technologies: received $500K on this topic Macrocycle Technologies $500K Marathon Fusion Inc: received $500K on this topic Marathon Fusion Inc $500K Novel Farms Inc: received $500K on this topic Novel Farms Inc $500K Olokun Minerals Inc: received $500K on this topic Olokun Minerals Inc $500K Sinkco Labs Pbc: received $500K on this topic Sinkco Labs Pbc $500K Standard Potential Co: received $500K on this topic Standard Potential Co $500K Step Function LLC: received $500K on this topic Step Function LLC $500K Sustainable Chemicals LLC: received $500K on this topic Sustainable Chemicals LLC $500K Verne Inc: received $500K on this topic Verne Inc $500K Rocky Mountain Institute: received $426K on this topic Rocky Mountain Institute $426K Renewco2 Inc: received $374K on this topic Renewco2 Inc $374K Green Tinted Glasses LLC: received $349K on this topic Green Tinted Glasses LLC $349K Genseed LLC: received $340K on this topic Genseed LLC $340K Scripps Research Institute: received $325K on this topic Scripps Research Institute $325K Chement: received $301K on this topic Chement $301K Gunnadoo Consulting: received $285K on this topic Gunnadoo Consulting $285K Massachusetts Institute of Technology: received $250K on this topic Massachusetts Institute of Tech… $250K Northwestern University: received $250K on this topic Northwestern University $250K Pwernap Energy Inc: received $250K on this topic Pwernap Energy Inc $250K Georgia Tech Research Corporation: received $245K on this topic Georgia Tech Research Corporati… $245K National Technology & Engineering Solutions of Sandia LLC: received $225K on this topic National Technology & Engineeri… $225K Cascadia Cleantech Prize: received $200K on this topic Cascadia Cleantech Prize $200K La Cleantech Incubator: received $100K on this topic La Cleantech Incubator $100K Cascadia Cleantech Prize (for E8): received $100K on this topic Cascadia Cleantech Prize (for E… $100K Energy Institute at Haas - the Regents of the University of California: received $75K on this topic Energy Institute at Haas - the… $75K Energy Institute at Haas - the Regents of the University of California: received $75K on this topic Energy Institute at Haas - the… $75K Cleantech Education Foundation: received $25K on this topic Cleantech Education Foundation $25K Los Angeles Cleantech Incubator (Laci): received $25K on this topic Los Angeles Cleantech Incubator… $25K 12 funders, 60 recipients, grants matching “cleantech” only. Ribbon width is proportional to the total given; each funder has its own colour (smaller funders in gray). Hover a name to isolate its flows, click a funder to open it. Drag to move around; zoom with the buttons, a double-click, or the wheel after clicking the map. Largest: $2.7M to MANTEL CAPTURE INC — cleantech r&d
Full grant history → IRS filings ↗
Largest: $1.0M to LOS ANGELES CLEANTECH INCUBATOR — pathways - investment to create pathways to family wage-earning jobs in los angeles
Full grant history → IRS filings ↗
Largest: $200,000 to FORGE — helping cleantech start-ups solve crucial manufacturing readiness and supply chain gaps.
Full grant history → IRS filings ↗
Largest: $100,000 to CASCADIA CLEANTECH PRIZE (FOR E8) — funding for general charitable operations
Full grant history → IRS filings ↗
Largest: $55,000 to LOS ANGELES CLEANTECH INCUBATOR — general operating support
Full grant history → IRS filings ↗
Largest: $25,000 to LOS ANGELES CLEANTECH INCUBATOR (LACI) — general operating support
Full grant history → IRS filings ↗
Largest: $213,000 to ROCKY MOUNTAIN INSTITUTE — to create an equitable clean energy and cleantech regional investment action plan for southwestern pennsylvania, leveraging existing resources, and assets, including those offered …
Full grant history → IRS filings ↗
Largest: $75,000 to Energy Institute at Haas - The Regents of the University of California — cleantech to market (c2m) program
Full grant history → IRS filings ↗
Largest: $50,000 to LOS ANGELES CLEANTECH INCUBATOR — to support education and outreach to build a clean energy future.
Full grant history → IRS filings ↗
Largest: $50,000 to LA CLEANTECH INCUBATOR — la2050 grants challenge
Full grant history → IRS filings ↗
Largest: $15,000 to CLEANTECH EDUCATION FOUNDATION — general operating
Full grant history → IRS filings ↗
Largest: $27,500 to LOS ANGELES CLEANTECH INCUBATOR — to focus the private and public sectors on the processes and technologies.
Full grant history → IRS filings ↗
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Source: IRS Form 990-PF Part XV and Form 990 Schedule I, tax years 2019–2025. These are grants already paid, a record of what an organization funds rather than an open call. Private foundations rarely accept unsolicited applications and the route in is usually a program officer; grantmaking charities and associations more often run real application cycles, so check their website. How this data is built, and its limits →
