Grants paid by Interlaken Foundation Inc C/O Christopher Wilmers
EIN 52-2339479 · New York, NY · Form 990-PF, Part XV · NTEE T21
Interlaken Foundation Inc C/O Christopher Wilmers of New York, NY (EIN 52-2339479) reported 20 grants paid totaling $62,075,000 to 15 recipients in tax years 2020–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$62,075,000
20 grants
Recipients
15
distinct organizations
Tax years
2020–2024
4 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 6 | $9,575,000 | — |
| 2022 | 6 | $17,500,000 | — |
| 2023 | 4 | $16,600,000 | — |
| 2024 | 4 | $18,400,000 | — |
Top recipients
The 15 recipients receiving the most from Interlaken Foundation Inc C/O Christopher Wilmers, by grants paid, out of 15 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Wildlife Conservation Network 30-0108469 | B | San Francisco, CA | 3 | $23,550,000 | 2024 |
| Community Foundation of Santa Cruz County 94-2808039 | C | Santa Cruz, CA | 4 | $20,850,000 | 2024 |
| Wildlife Conservation Fund | U | Washington, DC | 1 | $8,500,000 | 2022 |
| Wildlife Conservation Fund | U | Arlington, VA | 1 | $3,700,000 | 2020 |
| Hancock Shaker Village 04-2281657 | C | Pittsfield, MA | 1 | $1,125,000 | 2020 |
| Impact Assets | U | Bethesda, MD | 1 | $1,000,000 | 2020 |
| Makeway Designated Fund of Rsf Social Finance | U | San Francisco, CA | 1 | $1,000,000 | 2022 |
| Unite America Institute 27-3001286 | C | Denver, CO | 1 | $600,000 | 2024 |
| Berkshire Eagle Journalism Initiative | U | Sheffield, MA | 1 | $500,000 | 2020 |
| Oak Hill | U | Hanover, NH | 1 | $250,000 | 2022 |
| New Hampshire Charitable Foundation 02-6005625 | B | Concord, NH | 1 | $250,000 | 2023 |
| King Baudouin Foundation US | U | New York, NY | 1 | $250,000 | 2020 |
| Rank the Vote Inc 84-4007566 | C | Cambridge, MA | 1 | $250,000 | 2024 |
| The President & Trustee of Williams College | U | Williamstown, MA | 1 | $200,000 | 2023 |
| Trustees of the Reservation | U | Boston, MA | 1 | $50,000 | 2022 |
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.
Every grant
All 20 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Wildlife Conservation Network San Francisco, CA | B | $10,550,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202513219349106586 |
| 2024 | Community Foundation of Santa Cruz County Santa Cruz, CA | C | $7,000,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202513219349106586 |
| 2024 | Unite America Institute Denver, CO | C | $600,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202513219349106586 |
| 2024 | Rank the Vote Inc Cambridge, MA | C | $250,000 | paid | FOR THE ORGANIZATION'S CHARITABLE USE | 202513219349106586 |
| 2023 | Wildlife Conservation Network San Francisco, CA | B | $10,000,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202423209349101907 |
| 2023 | Community Foundation of Santa Cruz County Santa Cruz, CA | C | $6,150,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202423209349101907 |
| 2023 | New Hampshire Charitable Foundation Concord, NH | B | $250,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202423209349101907 |
| 2023 | The President & Trustee of Williams College Williamstown, MA | U | $200,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202423209349101907 |
| 2022 | Wildlife Conservation Fund Washington, DC | U | $8,500,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202333199349108828 |
| 2022 | Community Foundation of Santa Cruz County Santa Cruz, CA | C | $4,700,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202333199349108828 |
| 2022 | Wildlife Conservation Network San Francisco, CA | B | $3,000,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202333199349108828 |
| 2022 | Makeway Designated Fund of Rsf Social Finance San Francisco, CA | U | $1,000,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202333199349108828 |
| 2022 | Oak Hill Hanover, NH | U | $250,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202333199349108828 |
| 2022 | Trustees of the Reservation Boston, MA | U | $50,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202333199349108828 |
| 2020 | Wildlife Conservation Fund Arlington, VA | U | $3,700,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202143199349109364 |
| 2020 | Community Foundation of Santa Cruz County Santa Cruz, CA | C | $3,000,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202143199349109364 |
| 2020 | Hancock Shaker Village Pittsfield, MA | C | $1,125,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202143199349109364 |
| 2020 | Impact Assets Bethesda, MD | U | $1,000,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202143199349109364 |
| 2020 | Berkshire Eagle Journalism Initiative Sheffield, MA | U | $500,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202143199349109364 |
| 2020 | King Baudouin Foundation US New York, NY | U | $250,000 | paid | FOR ORGANIZATION'S CHARITABLE USE | 202143199349109364 |
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.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202513219349106586 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202423209349101907 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202333199349108828 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202143199349109364 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/522339479.json.
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.