Catherine & Paul Buttenwieser Foundation
The Catherine & Paul Buttenwieser Foundation is a private family foundation established in 1993 and based in New York City. The foundation operates as a grantmaking organization supporting philanthropic causes across the United States.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
—
-100.0% YoY
Annual Giving
$9K
-46.2% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$9K
-46.2% YoY
Under IRS private-foundation payout rules, Catherine & Paul Buttenwieser Foundation reported a distributable amount of $463 for 2025 — the minimum it must pay out in qualifying distributions.
Grantmaking
The foundation does not accept unsolicited applications and operates on an invitation-only basis. Recent giving activity shows:
Grant Range
$16,000)
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Geographic Focus
Where this funder awards grants
The foundation supports various locations across the United States, with documented funding activity in Massachusetts, Kentucky, New York, Ohio, and Vermont. Notable funded cities include Boston, Covington, South Hadley, Cambridge, New York, Shaker Heights, and Putney.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
- Total Assets: $10,000 (as of 2024)
- Annual Expenses: Varies by year
- 2024 Total Giving: $16,000
- 2023 Total Giving: $118,000
- 2023 Assets: $21,000
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | — | $10,059 | $20,586 |
| Revenue | $325 | $1,146 | $105,602 |
| Expenses | $10,384 | $16,003 | $130,323 |
| Qualifying Distributions | $10,339 | $15,901 | $120,698 |
| Net Investment Income | $280 | $1,044 | $5,063 |
| Distributable Amount | $463 | $1,101 | $7,410 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2025
Grant Size Distribution
32 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest include Fidelity Charitable ($8,514).
| Recipient | Purpose | Amount |
|---|---|---|
| FIDELITY CHARITABLE COVINGTON, KY | GENERAL | $8,514 |
Leadership & Key People
Leadership team and compensation from IRS filings
Paul Buttenwieser is a child and adolescent psychiatrist at Beth Israel Deaconess Medical Center and serves as a trustee of the Museum of Fine Arts, Boston and the Boston Symphony Orchestra, as well as chairman of the Institute of Contemporary Art. He is also an author of two novels and has served on the Harvard Board of Overseers executive committee since 2005.
Catherine Buttenwieser is noted as a philanthropist and arts trustee.
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| PAUL A BUTTENWIESER | TRUSTEE | 2 | — |
| CATHERINE F BUTTENWIESER | TRUSTEE | — | — |
Frequently Asked Questions
How do I apply for a grant from Catherine & Paul Buttenwieser Foundation?
The foundation does not accept unsolicited applications and operates on an invitation-only basis. Recent giving activity shows: • **2024**: $16,000 in total giving across 1 grant (median grant size: $16,000) • **2023**: $118,000 in total giving across 4 grants (median grant size: $30,000) The foundation's giving rate exceeds 100% of its assets, indicating it distributes more annually than its asset base would typically suggest.
Where does Catherine & Paul Buttenwieser Foundation make grants?
The foundation supports various locations across the United States, with documented funding activity in Massachusetts, Kentucky, New York, Ohio, and Vermont. Notable funded cities include Boston, Covington, South Hadley, Cambridge, New York, Shaker Heights, and Putney.
What size grants does Catherine & Paul Buttenwieser Foundation award?
In 2025, Catherine & Paul Buttenwieser Foundation awarded 1 grants totaling $9K — an average of about $9K per grant, based on its IRS Form 990 filings.
How much is Catherine & Paul Buttenwieser Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Catherine & Paul Buttenwieser Foundation reported a distributable amount of $463 on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Catherine & Paul Buttenwieser Foundation's EIN?
Catherine & Paul Buttenwieser Foundation's EIN (Employer Identification Number) is 04-3216632. IRS Form 990 filing data is available on this page for 2020–2025.
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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