Who funds Guttmacher Institute Inc
102 institutional funders have given since 2022, 74 of them directly, through tax year 2025.
Its two largest direct donors
- The Susan Thompson Buffett Foundation$26.6M2022–2025
- Pivotal Philanthropies Foundation$1.8M2024
A free account names its 5 largest direct donors, and the funders behind them.
Unlock potential prospectsFinances
Latest return: tax year 2025, Form 990.
| Tax year | Revenue | Expenses | Net assets |
|---|---|---|---|
| 2025 | $34.3M | $32.0M | $55.6M |
| 2024 | $26.5M | $35.3M | $51.8M |
| 2023 | $27.9M | $31.9M | $59.5M |
| 2022 | $33.0M | $27.8M | $61.1M |
| 2021 | $37.5M | $26.9M | $60.2M |
Contributions and grants received in 2025: $31.7M.
More nonprofits in New York
- Harlem Academy New York
- Harlem Childrens Zone Inc New York
- Harlem Educational Activities Fund Inc New York
- Harlem Grown Inc New York
- Harlem Lacrosse and Leadership Corporation New York
- Harlem Rbi Incorporated New York
- Harlem School of the Arts Inc New York
- Harlem Stage Inc New York
Built from the organization’s public IRS Form 990 filings and the gifts other organizations report on theirs, processed by Aprize. Institutional donors only: individual donors are never shown. Data as of 1 November 2026.
Is this your organization? Ask for a correction, or for this page to be removed.