funder-graph › Recipients
Who funds Clasp
EIN 33-1112770 · Washington, DC · NTEE C35
Clasp of Washington, DC (EIN 33-1112770) was named as a grant recipient by 17 funders in 52 grants paid totaling $49,779,963 in tax years 2018–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.
Grants received
$49,779,963
52 grants paid
Funders
17
distinct grantmakers
Tax years
2018–2025
as reported by funders
Approved for future payment
$250,000
not included in grants received
Funders
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Grants
The 53 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | Donor Advised Charitable Giving Inc | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $1,150,000 | paid | ENVIRONMENTAL AND ANIMALS | 202611199349300601 |
| 2024 | Sequoia Climate Foundation | Clasp Washington, DC | B | $4,250,000 | paid | TO PROVIDE TECHNICAL ASSISTANCE SUPPORT IN THE DEVELOPMENT OF ENERGY EFFICIENCY STANDARDS | 202542869349100134 |
| 2024 | Aspen Global Change Institute Inc | Collaborative Labeling and Appliance Standards Program Washington DC, DC | A | $3,817,499 | paid | CRUX PROJECT | 202533169349308278 |
| 2024 | Donor Advised Charitable Giving Inc | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $2,000,000 | paid | ENVIRONMENTAL AND ANIMALS | 202541069349300729 |
| 2024 | Climateworks Foundation | Clasp Washington, DC | A | $1,705,659 | paid | TO EXPAND ACCESS TO SUSTAINABLE COOLING AND REDUCE GREENHOUSE GAS EMISSIONS | 202512959349301466 |
| 2024 | Climate Imperative Foundation | Clasp Washington, DC | A | $750,000 | paid | ENVIRONMENTAL PROTECTION | 202543179349301634 |
| 2024 | Sequoia Climate Foundation | Clasp Washington, DC | B | $400,000 | paid | TO PROVIDE TECHNICAL ASSISTANCE IN SUPPORT OF ENERGY EFFICIENCY TO FOSTER PUBLIC HEALTH | 202542869349100134 |
| 2024 | John D and Catherine T Macarthur Foundation | Clasp Washington, DC | B | $250,000 | paid | TO BUILD STATE-LEVEL IMPLEMENTATION CAPABILITIES THAT ACCELERATE EQUITABLE ACCESS TO CLEAN ENERGY TECHNOLOGIES IN INDIA | 202503169349102460 |
| 2024 | United States Energy Foundation | Clasp Washington, DC | A | $25,000 | paid | TO PROMOTE EDUCATION AND ANALYSIS TO ADVANCE ENERGY OPTIMIZATION. | 202542839349301689 |
| 2024 | Dunn Family Charitable Foundation C/O Ahi/Lhf | Clasp Washington, DC | C | $3,500 | paid | UNRESTRICTED GIFT | 202533189349103238 |
| 2024 | Damman Family Foundation Trust | Clasp Washington, DC | C | $1,000 | paid | UNRESTRICTED CONTRIBUTION | 202521299349100832 |
| 2024 | International Sustainable Energy Foundation | Clasp Washington, DC | A | $0 + $132,000 non-cash | paid | Grants were provided and expenses were incurred for Green Governance (Policy), Public Diplomacy & Legal to support projects that focus on Governmental/Provincial Sustainability Policies and how best to implement those policies and encourage collaborative effort across various stakeholders such as government offices and affected industrial contacts in India. | 202640229349300734 |
| 2023 | Rf Catalytic Capital Inc | Clasp Washington, DC | A | $2,000,000 | paid | IMPROVE ENERGY EFFICIENT APPLIANCE AFFORDABILITY | 202413139349303401 |
| 2023 | Sequoia Climate Foundation | Clasp Washington, DC | B | $1,625,000 | paid | TO ADVANCE APPLIANCE EFFICIENCY MEASURES | 202422899349101117 |
| 2023 | Climateworks Foundation | Clasp Washington, DC | A | $1,103,889 | paid | PROJECT SUPPORT | 202423029349302122 |
| 2023 | Sequoia Climate Foundation | Clasp Washington, DC | B | $1,000,000 | paid | TO ADVANCE FEDERAL APPLIANCE EFFICIENCY STANDARDS | 202422899349101117 |
| 2023 | Aspen Global Change Institute Inc | Collaborative Labeling and Appliance Standards Program Washington DC, DC | A | $864,001 | paid | CRUX PROJECT | 202433199349305168 |
| 2023 | Sequoia Climate Foundation | Clasp Washington, DC | B | $400,000 | paid | TO ACCELERATE TECHNICAL ASSISTANCE IN SUPPORT OF ENERGY EFFICIENCY | 202422899349101117 |
| 2023 | John D and Catherine T Macarthur Foundation (consolidated) | Clasp Washington, DC | B | $250,000 | paid | to build state-level implementation capabilities that accelerate equitable access to clean energy technologies in India | 202423189349103932 |
| 2023 | John D and Catherine T Macarthur Foundation (consolidated) | Clasp Washington, DC | B | $250,000 | approved, future | to build state-level implementation capabilities that accelerate equitable access to clean energy technologies in India | 202423189349103932 |
| 2023 | Dunn Family Charitable Foundation C/O Ahi/Lhf | Clasp Washington, DC | C | $3,000 | paid | UNRESTRICTED GIFT | 202403209349100110 |
| 2022 | Rf Catalytic Capital Inc | Center for Law and Social Policy Washington, DC | A | $4,500,000 | paid | IMPROVE ENERGY EFFICIENT APPLIANCE AFFORDABILITY | 202313139349302991 |
| 2022 | Aspen Global Change Institute Inc | Collaborative Labeling and Appliance Standards Program Washington DC, DC | A | $4,184,703 | paid | CRUX PROJECT | 202333199349311033 |
| 2022 | Climate Imperative Foundation | Clasp Washington, DC | A | $3,000,000 | paid | TO SUPPORT RESEARCH, EDUCATION, AND OUTREACH ABOUT CLEAN LIGHTING | 202313199349309541 |
| 2022 | Sequoia Climate Foundation | Clasp Washington, DC | B | $1,625,000 | paid | TO ADVANCE APPLIANCE EFFICIENCY MEASURES | 202342879349100304 |
| 2022 | Sequoia Climate Foundation | Clasp Washington, DC | B | $1,000,000 | paid | TO ADVANCE FEDERAL APPLIANCE EFFICIENCY STANDARDS | 202342879349100304 |
| 2022 | Schwab Charitable Fund | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $850,000 | paid | ENVIRONMENTAL AND ANIMALS | 202330939349300403 |
| 2022 | John D and Catherine T Macarthur Foundation (consolidated) | Clasp Washington, DC | B | $600,000 | paid | to accelerate adoption of the Government of India's energy efficiency policies by expanding and deepening the coverage of its Standards and Labeling program at the federal level and supporting its implementation in a cluster of Indian states | 202313179349104401 |
| 2022 | Climateworks Foundation | Clasp Washington, DC | A | $504,550 | paid | PROJECT SUPPORT | 202323039349302107 |
| 2022 | Sequoia Climate Foundation | Clasp Washington, DC | B | $500,000 | paid | TO IMPROVE ENERGY EFFICIENCY STANDARDS AND COMPLIANCE | 202342879349100304 |
| 2022 | Sequoia Climate Foundation | Clasp Washington, DC | B | $250,000 | paid | TO SUPPORT DEVELOPMENT OF COLD CHAIN EFFICIENCY STANDARDS | 202342879349100304 |
| 2022 | United States Energy Foundation | Clasp Washington, DC | A | $50,000 | paid | TO PROMOTE EDUCATION AND ANALYSIS TO ADVANCE ENERGY OPTIMIZATION. | 202313199349311266 |
| 2022 | Sixteen Thirty Fund | Clasp Washington, DC | A | $50,000 | paid | ENVIRONMENTAL PROGRAMS | 202343149349301424 |
| 2022 | Energy Action Fund | Clasp Washington, DC | A | $25,000 | paid | TO SUPPORT CLEAN ENERGY POLICY ADVANCEMENT IN THE STATES. | 202343199349311264 |
| 2022 | Dunn Family Charitable Foundation C/O Ahi/Lhf | Clasp Washington, DC | C | $3,000 | paid | UNRESTRICTED GIFT | 202333189349105018 |
| 2021 | Climate Imperative Foundation | Clasp Washington, DC | A | $875,000 | paid | TO ADVANCE BUILDINGS POLICY IN CA, VT, AND OVERALL US | 202310679349301426 |
| 2021 | Schwab Charitable Fund | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $650,000 | paid | ENVIRONMENTAL AND ANIMALS | 202230499349301028 |
| 2021 | John D and Catherine T Macarthur Foundation (consolidated) | Clasp Washington, DC | B | $500,000 | paid | to accelerate adoption of the Government of India's energy efficiency policies by expanding and deepening the coverage of its Standards and Labeling program at the federal level and supporting its implementation in a cluster of Indian states | 202340929349100004 |
| 2021 | Damman Family Foundation Trust | Clasp Washington, DC | C | $2,000 | paid | UNRESTRICTED CONTRIBUTION | 202201409349101500 |
| 2020 | Climate Imperative Foundation | Clasp Washington, DC | A | $2,700,000 | paid | EDUCATION AND ANALYSIS TO ADVANCE GREEN POLICIES. | 202113199349324966 |
| 2020 | Wellspring Philanthropic Fund Inc | Clasp Washington, DC | B | $2,000,000 | paid | ACCELERATING CLEAN ENERGY | 202102889349100120 |
| 2020 | Aspen Global Change Institute Inc | Collaborative Labeling and Appliance Standards Program Washington DC, DC | A | $1,292,000 + $4,640,923 non-cash | paid | CRUX PROJECT | 202113199349321446 |
| 2020 | Combined Jewish Philanthropies of Greater Boston Inc | Clasp Washington, DC | A | $370,000 | paid | DAF - Environment | 202141249349301979 |
| 2020 | John D and Catherine T Macarthur Foundation (consolidated) | Clasp Washington, DC | B | $300,000 | paid | to accelerate adoption of the Government of India's energy efficiency policies. | 202133169349104553 |
| 2020 | Climateworks Foundation | Clasp Washington, DC | A | $150,162 | paid | PROJECT SUPPORT | 202122889349301997 |
| 2020 | Louis N Cassett Foundation | Clasp Washington, DC | B | $17,000 | paid | TO FURTHER EXEMPT PURPOSE | 202111699349100016 |
| 2020 | Damman Family Foundation Trust | Clasp Washington, DC | C | $1,000 | paid | UNRESTRICTED CONTRIBUTION | 202111059349101221 |
| 2020 | Pat & Mark Warren Family Foundation | Clasp Washington, DC | C | $1,000 | paid | SOLUTIONS FOR LOW-INCOME PEOPLE | 202113199349104846 |
| 2019 | Schwab Charitable Fund | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $650,000 | paid | ENVIRONMENTAL AND ANIMALS | 202010489349300101 |
| 2019 | Combined Jewish Philanthropies of Greater Boston Inc | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $450,000 | paid | DAF - Environment | 202011239349300701 |
| 2018 | Combined Jewish Philanthropies of Greater Boston Inc | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $680,000 | paid | DAF -Environment | 201920999349301252 |
| 2018 | Schwab Charitable Fund | Collaborative Labeling and Appliance Standards Program Washington, DC | A | $400,000 | paid | ENVIRONMENTAL/ANIMALS | 201930459349302018 |
| 2018 | Damman Family Foundation Trust | Clasp Washington, DC | C | $1,000 | paid | UNRESTRICTED CONTRIBUTION | 201911379349100401 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are inferred and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.