Funders › DE › Three Sisters Foundation C/O Rockefeller Trust Company › 2023
Grants paid by Three Sisters Foundation C/O Rockefeller Trust Company, tax year 2023
EIN 90-0914803 · Wilmington, DE · Form 990-PF, Part XV · NTEE T22
In tax year 2023, Three Sisters Foundation C/O Rockefeller Trust Company (EIN 90-0914803) reported 7 grants paid totaling $12,000,000. Dataset version 2026.09.0, built 2026-09-03.
Every grant, 2023
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2023 | Massachusetts General Hospital Boston, MA | C | $10,000,000 | paid | UNRESTRICTED | 202432009349101303 |
| 2023 | International Rescue Committee New York, NY | B | $1,000,000 | paid | UNRESTRICTED | 202432009349101303 |
| 2023 | University of Chicago Chicago, IL | C | $500,000 | paid | UNRESTRICTED | 202432009349101303 |
| 2023 | Vanguard Charitable Endowment Program Warwick, RI | U | $200,000 | paid | UNRESTRICTED | 202432009349101303 |
| 2023 | Breakthrough Collaborative Oakland, CA | B | $150,000 | paid | UNRESTRICTED | 202432009349101303 |
| 2023 | Hamilton College Clinton, NY | B | $125,000 | paid | URESTRICTED | 202432009349101303 |
| 2023 | Stanford Institute for Economic Policy Research Stanford, CA | U | $25,000 | paid | UNRESTRICTED | 202432009349101303 |
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 the matcher's inference and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF e-file XML. Dataset version 2026.09.0, built 2026-09-03. All years for this funder.
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.