Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2025.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
What each dollar paid for.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
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Who runs it and what they're paid
2 people listed on the 990-PF.
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Programs and updates
A private foundation based in New York, NY.
Questions for Catherine & Paul Buttenwieser Foundation
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Grants and how to apply
Who it funds, and how to ask.
Who They Fund
Grantmaking Profile
By the numbers
The FY2021 990-PF, line by line.
Download 990
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2025 Latest | $325 | $10K | −$10K | $0 | 990 PDF |
| FY2024 | $1K | $16K | −$15K | $10K | 990 PDF |
| FY2023 | $106K | $130K | −$25K | $21K | 990 PDF |
| FY2022 | $336K | $489K | −$153K | $111K | 990 PDF |
| FY2021 Viewing | $3.4M | $997K | $2.4M | $264K | 990 PDF |
| FY2020 | $1.2M | $880K | $287K | $168K | 990 PDF |
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Schedules filed Part IV
Form 990 e-file (XML) FY2021 from the IRS · Classification, formation year and address from the IRS Business Master File
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Names, privacy, and removal requests More
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