Data / Foundation grants / Environment / Delaware
Who funds environment in Delaware: 50 foundations, $5.3 million in grants
50 private foundations paid 89 grants totaling $5,280,825 to environment nonprofits in Delaware, in each foundation's latest Form 990-PF return, filed with the IRS from 2024 to 2026. The largest funder is Sequoia Climate Foundation, with $1,850,000 in 2 grants.
SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.
- Cause
- Environment
- Recipients in
- Delaware
- Foundations
- 50
- Grants
- 89
- Total granted
- $5,280,825
Foundations that funded environment in Delaware
Ranked by the total each paid to these recipients.
| Foundation | Based in | Grants | Total | Largest grant | Largest grant to | Purpose | Source |
|---|---|---|---|---|---|---|---|
| Sequoia Climate Foundation | Irvine, CA | 2 | $1,850,000 | $1,500,000 | Climate Arc Inc | To provide general operating support | apps.irs.gov |
| Sergey Brin Family Foundation | San Francisco, CA | 1 | $1,000,000 | $1,000,000 | Sunrise Project Inc | General operating support | apps.irs.gov |
| The Patrick J McGovern Foundation Inc | Boston, MA | 1 | $690,000 | $690,000 | Climate Arc | To advance the use of ai-tools in climate data analysis and improve the accuracy of net-zero transition assessments. | apps.irs.gov |
| The William Penn Foundation | Philadelphia, PA | 6 | $562,002 | $230,000 | Delaware Nature Society Inc | Advocacy for state watershed protection funding in delaware | apps.irs.gov |
| The William & Flora Hewlett Foundation | Menlo Park, CA | 1 | $300,000 | $300,000 | Sunrise Project Inc | For the autos program | apps.irs.gov |
| The Schmidt Family Foundation | Palo Alto, CA | 1 | $200,000 | $200,000 | Building Decarbonization Coalition | Encouraging a just transition away from fossil fuels | apps.irs.gov |
| The Esther A & Joseph Klingenstein Fund Inc | New York, NY | 1 | $150,000 | $150,000 | Building Decarbonization Coalition | Environment | apps.irs.gov |
| Manitou Fund | White Bear Lake, MN | 1 | $50,000 | $50,000 | American Public Gardens Association | General operating | apps.irs.gov |
| Welfare Foundation Inc | Wilmington, DE | 2 | $40,000 | $25,000 | Newark Bike Project Inc | Grant | apps.irs.gov |
| Laffey-McHugh Foundation | Wilmington, DE | 2 | $37,500 | $25,000 | Delaware Center for Horticulture | To help reinvigorate its urban agriculture programming and establish partnerships with local organizations to expand fresh food access initiatives in low-income communities surrounding e.d. robinson u | apps.irs.gov |
| Nyssa Foundation | Greenville, DE | 2 | $37,066 | $26,267 | Delaware Nature Society | General operations | apps.irs.gov |
| The Overbrook Foundation | New York, NY | 1 | $30,000 | $30,000 | Roatan Marine Park International Inc | Strengthening Coral Reef Conservation Efforts in the Bay Islands of Honduras | apps.irs.gov |
| Collins Charitable Foundation | Rehoboth Beach, DE | 1 | $25,000 | $25,000 | Community Resource Center | Donation | apps.irs.gov |
| Cottonwood Spring | Santa Cruz, CA | 1 | $25,000 | $25,000 | Building Decarbonization Coalition | General support | apps.irs.gov |
| Ellason Downs Perpetual Charitable Trust | Wilmington, DE | 3 | $23,400 | $11,700 | Delaware Center for Horticulture Inc | General purpose | apps.irs.gov |
| Earth Rising Foundation | Wilmington, DE | 1 | $20,000 | $20,000 | Earth Hacks Foundation | General & Unrestricted | apps.irs.gov |
| Ellice & Rosa McDonald Foundation | Wilmington, DE | 1 | $20,000 | $20,000 | Delaware Center for Horticulture | Financial Assistance | apps.irs.gov |
| The Roger and Sarah Bancroft Clark Private | Pittsburgh, PA | 1 | $20,000 | $20,000 | Delaware Center for Horticulture | General support | apps.irs.gov |
| Crestlea Foundation Inc | Wilmington, DE | 1 | $15,000 | $15,000 | Delaware Center for Horticulture | Capacity support for dch programs | apps.irs.gov |
| Donald & Martha Dewees Foundation | Greenville, DE | 1 | $15,000 | $15,000 | Delaware Nature Society | Operations | apps.irs.gov |
| Middle Run Charitable Foundation | Wilmington, DE | 1 | $15,000 | $15,000 | Delaware Center for Horticulture | General assistance | apps.irs.gov |
| Rockford Woodlawn Fund Inc | Wilmington, DE | 1 | $15,000 | $15,000 | Delaware Greenways Inc | Operations | apps.irs.gov |
| Weatherlow Foundation | Portsmouth, NH | 1 | $15,000 | $15,000 | Ecological Research & Development Group | General support | apps.irs.gov |
| WSFS Cares Foundation | Wilmington, DE | 2 | $14,000 | $10,000 | Delaware Center for Horticulture | Education & leadership development | apps.irs.gov |
| Shrieking Meadow Foundation | Greenville, DE | 1 | $11,000 | $11,000 | Delaware Nature Society | General operations | apps.irs.gov |
| Environmental Endowment for New Jersey Inc | Mercerville, NJ | 1 | $10,500 | $10,500 | Plastic Free Delaware Inc | Plastic pollution advocacy | apps.irs.gov |
| American Water Charitable Foundationinc | Camden, NJ | 1 | $10,000 | $10,000 | Partnership for the Delaware Estuary Inc | General purpose | apps.irs.gov |
| John G & Jean R Gosnell Foundation | Chevy Chase, MD | 1 | $10,000 | $10,000 | Nature Is Nonpartisan | General operating support | apps.irs.gov |
| The Carl M Freeman Foundation Inc | Selbyville, DE | 1 | $10,000 | $10,000 | Sussex Land Foundation | Environment | apps.irs.gov |
| The Energy Transfersunoco Foundation | Wilmington, DE | 1 | $10,000 | $10,000 | Partnership for the Delaware Estuary Inc | General & Unrestricted | apps.irs.gov |
| The Huisking Foundation Inc | Raleigh, NC | 1 | $10,000 | $10,000 | Delaware Center for Horticulture | Program support | apps.irs.gov |
| Fair Play Foundation | Wilmington, DE | 1 | $5,000 | $5,000 | Delaware Center for Horticulture | To support garden design initiatives | apps.irs.gov |
| Foundation for Sustainability and Innovation | Laguna Beach, CA | 1 | $5,000 | $5,000 | Sussex Health and Environmental Network | Agriculture | apps.irs.gov |
| JPMorgan Chase Foundation | New York, NY | 5 | $3,780 | $2,600 | Delaware Greenways Inc | Matching contribution (general operating support) | apps.irs.gov |
| Adler Family Foundation Inc | Bethesda, MD | 1 | $3,000 | $3,000 | Lewes in Bloom | General fund | apps.irs.gov |
| The Arthur B Wilner Foundation Inc | Owings Mills, MD | 1 | $3,000 | $3,000 | Greater Lewes Foundation | Social welfare | apps.irs.gov |
| Vinton Family Foundation | Wilmington, DE | 2 | $3,000 | $2,000 | Delaware Nature Society | Charity | apps.irs.gov |
| Leonard & Milred Igstaedter Foundation | Nassau, DE | 1 | $2,500 | $2,500 | Community Resource Center | Food for low-income households | apps.irs.gov |
| Awa Family Foundation | The Plains, VA | 1 | $2,000 | $2,000 | Delaware Nature Society | Create a healthy environment for all | apps.irs.gov |
| The Barnett Family Foundation | Avondale, PA | 1 | $2,000 | $2,000 | Delaware Nature Society | To Further Exempt Status of Organization | apps.irs.gov |
| The Martin Family Charitable Foundation Inc | Wilmington, DE | 1 | $2,000 | $2,000 | Center for the Inland Bays Inc | General & Unrestricted | apps.irs.gov |
| Wa Speakman Family Foundation | Wilmington, DE | 1 | $2,000 | $2,000 | Delaware Center for Horticulture | Education support | apps.irs.gov |
| Amazonsmile Foundation | Seattle, WA | 22 | $1,627 | $286 | Center for the Inland Bays Inc | General support | apps.irs.gov |
| The Diane and Harry Levin Foundation | Wilmington, DE | 2 | $1,500 | $1,000 | Delaware Greenways | To further the organizations charitable activities | apps.irs.gov |
| Nor' Easter Foundation Inc | Greenville, DE | 1 | $1,000 | $1,000 | Delaware Center for Horticulture | Religious, charitable, scientific, literary and educational purposes | apps.irs.gov |
| Happy Difference Foundation | Montchanin, DE | 1 | $750 | $750 | Community Resource Center | Program assistance | apps.irs.gov |
| The JMS Foundation for Children | Lewes, DE | 1 | $750 | $750 | Community Resource Center | General | apps.irs.gov |
| Raimondi Family Foundation | Palm Beach Gardens, FL | 1 | $550 | $550 | Community Resource Center | Grant in furtherance of the foundation's exempt purpose | apps.irs.gov |
| The Ma-Ran Foundation | Atlanta, GA | 1 | $500 | $500 | Lewes in Bloom Inc | General support | apps.irs.gov |
| The Rita & Harry Greenberger Foundation | Haddonfield, NJ | 1 | $400 | $400 | The Greater Lewes Foundation | General purposes | apps.irs.gov |
Largest grants
| Foundation | Recipient | Recipient location | Purpose | Amount | Source |
|---|---|---|---|---|---|
| Sequoia Climate Foundation | Climate Arc Inc | Dover, DE | To provide general operating support | $1,500,000 | apps.irs.gov |
| Sergey Brin Family Foundation | Sunrise Project Inc | Wilmington, DE | General operating support | $1,000,000 | apps.irs.gov |
| The Patrick J McGovern Foundation Inc | Climate Arc | Dover, DE | To advance the use of ai-tools in climate data analysis and improve the accuracy of net-zero transition assessments. | $690,000 | apps.irs.gov |
| Sequoia Climate Foundation | Climate Catalyst Inc | Wilmington, DE | To provide technical assistance and public education on steel decarbonization efforts | $350,000 | apps.irs.gov |
| The William & Flora Hewlett Foundation | Sunrise Project Inc | Wilmington, DE | For the autos program | $300,000 | apps.irs.gov |
| The William Penn Foundation | Delaware Nature Society Inc | Hockessin, DE | Advocacy for state watershed protection funding in delaware | $230,000 | apps.irs.gov |
| The Schmidt Family Foundation | Building Decarbonization Coalition | Lewes, DE | Encouraging a just transition away from fossil fuels | $200,000 | apps.irs.gov |
| The Esther A & Joseph Klingenstein Fund Inc | Building Decarbonization Coalition | Lewes, DE | Environment | $150,000 | apps.irs.gov |
| The William Penn Foundation | Delaware Nature Society Inc | Hockessin, DE | Trail ambassadors program at dupont environmental education center | $137,500 | apps.irs.gov |
| The William Penn Foundation | Partnership for the Delaware Estuary Inc | Wilmington, DE | 2022 pde water table | $66,000 | apps.irs.gov |
| The William Penn Foundation | Partnership for the Delaware Estuary Inc | Wilmington, DE | Phase 2+ drwi - partnership for the delaware estuary (schuylkill highlands) | $64,334 | apps.irs.gov |
| Manitou Fund | American Public Gardens Association | Wilmington, DE | General operating | $50,000 | apps.irs.gov |
| The William Penn Foundation | Partnership for the Delaware Estuary Inc | Wilmington, DE | Phase 2+ drwi - partnership for the delaware estuary (kirkwood-cohansey) | $32,500 | apps.irs.gov |
| The William Penn Foundation | Partnership for the Delaware Estuary Inc | Wilmington, DE | Phase 2+ drwi - partnership for the delaware estuary (middle schuylkill) | $31,668 | apps.irs.gov |
| The Overbrook Foundation | Roatan Marine Park International Inc | Dover, DE | Strengthening Coral Reef Conservation Efforts in the Bay Islands of Honduras | $30,000 | apps.irs.gov |
| Nyssa Foundation | Delaware Nature Society | Hockessin, DE | General operations | $26,267 | apps.irs.gov |
| Cottonwood Spring | Building Decarbonization Coalition | Lewes, DE | General support | $25,000 | apps.irs.gov |
| Collins Charitable Foundation | Community Resource Center | Rehoboth Beach, DE | Donation | $25,000 | apps.irs.gov |
| Laffey-McHugh Foundation | Delaware Center for Horticulture | Wilmington, DE | To help reinvigorate its urban agriculture programming and establish partnerships with local organizations to expand fresh food access initiatives in low-income communities surrounding e.d. robinson u | $25,000 | apps.irs.gov |
| Welfare Foundation Inc | Newark Bike Project Inc | Newark, DE | Grant | $25,000 | apps.irs.gov |
| The Roger and Sarah Bancroft Clark Private | Delaware Center for Horticulture | Wilmington, DE | General support | $20,000 | apps.irs.gov |
| Ellice & Rosa McDonald Foundation | Delaware Center for Horticulture | Wilmington, DE | Financial Assistance | $20,000 | apps.irs.gov |
| Earth Rising Foundation | Earth Hacks Foundation | Claymont, DE | General & Unrestricted | $20,000 | apps.irs.gov |
| Welfare Foundation Inc | Community Resource Center | Rehoboth Beach, DE | Grant | $15,000 | apps.irs.gov |
| Middle Run Charitable Foundation | Delaware Center for Horticulture | Wilmington, DE | General assistance | $15,000 | apps.irs.gov |
| Crestlea Foundation Inc | Delaware Center for Horticulture | Wilmington, DE | Capacity support for dch programs | $15,000 | apps.irs.gov |
| Rockford Woodlawn Fund Inc | Delaware Greenways Inc | Wilmington, DE | Operations | $15,000 | apps.irs.gov |
| Donald & Martha Dewees Foundation | Delaware Nature Society | Hockessin, DE | Operations | $15,000 | apps.irs.gov |
| Weatherlow Foundation | Ecological Research & Development Group | Dover, DE | General support | $15,000 | apps.irs.gov |
| Laffey-McHugh Foundation | Plastic Free Delaware | Wilmington, DE | To support the growth and expansion of yes! (delaware youth environmental summit). | $12,500 | apps.irs.gov |
| Ellason Downs Perpetual Charitable Trust | Delaware Center for Horticulture Inc | Wilmington, DE | General purpose | $11,700 | apps.irs.gov |
| Shrieking Meadow Foundation | Delaware Nature Society | Hockessin, DE | General operations | $11,000 | apps.irs.gov |
| Nyssa Foundation | Delaware Center for Horticulture | Wilmington, DE | General operations | $10,799 | apps.irs.gov |
| Environmental Endowment for New Jersey Inc | Plastic Free Delaware Inc | Wilmington, DE | Plastic pollution advocacy | $10,500 | apps.irs.gov |
| The Huisking Foundation Inc | Delaware Center for Horticulture | Wilmington, DE | Program support | $10,000 | apps.irs.gov |
| WSFS Cares Foundation | Delaware Center for Horticulture | Wilmington, DE | Education & leadership development | $10,000 | apps.irs.gov |
| John G & Jean R Gosnell Foundation | Nature Is Nonpartisan | Wilmington, DE | General operating support | $10,000 | apps.irs.gov |
| The Energy Transfersunoco Foundation | Partnership for the Delaware Estuary Inc | Wilmington, DE | General & Unrestricted | $10,000 | apps.irs.gov |
| American Water Charitable Foundationinc | Partnership for the Delaware Estuary Inc | Wilmington, DE | General purpose | $10,000 | apps.irs.gov |
| The Carl M Freeman Foundation Inc | Sussex Land Foundation | Lewes, DE | Environment | $10,000 | apps.irs.gov |
| Ellason Downs Perpetual Charitable Trust | Delaware Federation of Garden Clubs | Middletown, DE | General purpose | $5,850 | apps.irs.gov |
| Ellason Downs Perpetual Charitable Trust | Delaware Nature Society Inc | Hockessin, DE | General purpose | $5,850 | apps.irs.gov |
| Fair Play Foundation | Delaware Center for Horticulture | Wilmington, DE | To support garden design initiatives | $5,000 | apps.irs.gov |
| Foundation for Sustainability and Innovation | Sussex Health and Environmental Network | Selbyville, DE | Agriculture | $5,000 | apps.irs.gov |
| WSFS Cares Foundation | Community Resource Center | Rehoboth Beach, DE | Community investments (art, community centers, green spaces) | $4,000 | apps.irs.gov |
| The Arthur B Wilner Foundation Inc | Greater Lewes Foundation | Lewes, DE | Social welfare | $3,000 | apps.irs.gov |
| Adler Family Foundation Inc | Lewes in Bloom | Lewes, DE | General fund | $3,000 | apps.irs.gov |
| JPMorgan Chase Foundation | Delaware Greenways Inc | Wilmington, DE | Matching contribution (general operating support) | $2,600 | apps.irs.gov |
| Leonard & Milred Igstaedter Foundation | Community Resource Center | Rehoboth Beach, DE | Food for low-income households | $2,500 | apps.irs.gov |
| The Martin Family Charitable Foundation Inc | Center for the Inland Bays Inc | Rehoboth, DE | General & Unrestricted | $2,000 | apps.irs.gov |
| Wa Speakman Family Foundation | Delaware Center for Horticulture | Wilmington, DE | Education support | $2,000 | apps.irs.gov |
| Vinton Family Foundation | Delaware Nature Society | Hockessin, DE | Charity | $2,000 | apps.irs.gov |
| Awa Family Foundation | Delaware Nature Society | Hockessin, DE | Create a healthy environment for all | $2,000 | apps.irs.gov |
| The Barnett Family Foundation | Delaware Nature Society | Hockessin, DE | To Further Exempt Status of Organization | $2,000 | apps.irs.gov |
| Vinton Family Foundation | Delaware Center for Horticulture | Wilmington, DE | Charity | $1,000 | apps.irs.gov |
| Nor' Easter Foundation Inc | Delaware Center for Horticulture | Wilmington, DE | Religious, charitable, scientific, literary and educational purposes | $1,000 | apps.irs.gov |
| The Diane and Harry Levin Foundation | Delaware Greenways | Wilmington, DE | To further the organizations charitable activities | $1,000 | apps.irs.gov |
| The JMS Foundation for Children | Community Resource Center | Rehoboth Beach, DE | General | $750 | apps.irs.gov |
| Happy Difference Foundation | Community Resource Center | Rehoboth Beach, DE | Program assistance | $750 | apps.irs.gov |
| Raimondi Family Foundation | Community Resource Center | Reboboth Beach, DE | Grant in furtherance of the foundation's exempt purpose | $550 | apps.irs.gov |
| The Diane and Harry Levin Foundation | Friends of Wilmington Parks | Montchanin, DE | To further the organizations charitable activities | $500 | apps.irs.gov |
| The Ma-Ran Foundation | Lewes in Bloom Inc | Lewes, DE | General support | $500 | apps.irs.gov |
| JPMorgan Chase Foundation | Center for the Inland Bays Inc | Rehoboth BCH, DE | Matching contribution (general operating support) | $400 | apps.irs.gov |
| The Rita & Harry Greenberger Foundation | The Greater Lewes Foundation | Lewes, DE | General purposes | $400 | apps.irs.gov |
| JPMorgan Chase Foundation | Delaware Nature Society Inc | Hockessin, DE | Matching contribution (general operating support) | $390 | apps.irs.gov |
| Amazonsmile Foundation | Center for the Inland Bays Inc | Rehoboth Beach, DE | General support | $286 | apps.irs.gov |
| Amazonsmile Foundation | Delaware Nature Society Inc | Hockessin, DE | General support | $285 | apps.irs.gov |
| Amazonsmile Foundation | Plastic Free Delaware Inc | Wilmington, DE | General support | $235 | apps.irs.gov |
| JPMorgan Chase Foundation | Delaware Center for Horticulture Inc | Wilmington, DE | Matching contribution (general operating support) | $220 | apps.irs.gov |
| JPMorgan Chase Foundation | Friends of White Clay Creek State Park | Newark, DE | Matching contribution (general operating support) | $170 | apps.irs.gov |
| Amazonsmile Foundation | Community Resource Center Inc | Rehoboth BCH, DE | General support | $136 | apps.irs.gov |
| Amazonsmile Foundation | Partnership for the Delaware Estuary Inc | Wilmington, DE | General support | $109 | apps.irs.gov |
| Amazonsmile Foundation | Eco Plastic Products of Delaware Inc | Wilmington, DE | General support | $70 | apps.irs.gov |
| Amazonsmile Foundation | Ecological Research & Development Group Inc | Dover, DE | General support | $57 | apps.irs.gov |
| Amazonsmile Foundation | Delaware River and Bay Lighthouse Foundation Inc | Lewes, DE | General support | $51 | apps.irs.gov |
| Amazonsmile Foundation | Delaware Center for Horticulture Inc | Wilmington, DE | General support | $50 | apps.irs.gov |
| Amazonsmile Foundation | Mill Pond Garden | Lewes, DE | General support | $37 | apps.irs.gov |
| Amazonsmile Foundation | Keep Delaware Beautiful Inc | Newark, DE | General support | $36 | apps.irs.gov |
| Amazonsmile Foundation | Newark Bike Project Inc | Newark, DE | General support | $34 | apps.irs.gov |
| Amazonsmile Foundation | Aquarium Divers for Coral Society | Wilmington, DE | General support | $33 | apps.irs.gov |
| Amazonsmile Foundation | Nanticoke River Watershed Conservan Cy | Seaford, DE | General support | $32 | apps.irs.gov |
| Amazonsmile Foundation | Breathe Mongolia - Clean Air Coalition Inc | Wilmington, DE | General support | $31 | apps.irs.gov |
| Amazonsmile Foundation | Arasapha Garden Club Inc | New Castle, DE | General support | $28 | apps.irs.gov |
| Amazonsmile Foundation | National Conservation District Employees Association Inc | Dover, DE | General support | $27 | apps.irs.gov |
| Amazonsmile Foundation | Delaware Seashore Preservation Foundation Inc | Ocean View, DE | General support | $26 | apps.irs.gov |
| Amazonsmile Foundation | Delaware Greenways Inc | Wilmington, DE | General support | $16 | apps.irs.gov |
| Amazonsmile Foundation | Friends of White Clay Creek State Park | Newark, DE | General support | $16 | apps.irs.gov |
| Amazonsmile Foundation | Integrated Vegetation Management Partners Inc | Newark, DE | General support | $16 | apps.irs.gov |
| Amazonsmile Foundation | Long Life Institute Honey Fund | Milton, DE | General support | $16 | apps.irs.gov |
Also on SpecStream
- Environment nonprofits in Delaware, the organizations these foundations funded
- Who funds education in Delaware
- Who funds philanthropy, voluntarism and grantmaking foundations in Delaware
- Who funds arts, culture and humanities in Delaware
- Who funds human services in Delaware
- Who funds health care in Delaware
- Who funds animal-related in Delaware
- Who funds food, agriculture and nutrition in Delaware
- Who funds environment in California
- Who funds environment in District of Columbia
- Who funds environment in New York
- Who funds environment in Massachusetts
- Who funds environment in Florida
- Who funds environment in Colorado
- Who funds environment in Maryland
- Who funds environment in Maine
Updated September 24, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.