Calder Foundation
Calder Foundation is a private foundation focused on Philanthropy, based in New York, NY. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $358.0M in total assets. In 2025, it awarded 4 grants totaling $209K. Net investment income was $1.9M.
Calder Foundation at a glance
In short: Calder Foundation gave $209K across 4 grants in 2025 (avg $52K), top state Hawaii. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $208,547
- Grants made (2025)
- 4
- Average grant
- $52,137
- Median grant
- $35,274
- Total assets
- $357,950,534
- +2.5% vs 2024
- Primary geography
- Hawaii (11% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Calder Foundation funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was Beyeler Museum Ag ($118K). Together the top 3 received $160K.
Organizations only. It also paid 1 grant to individuals ($48,325), which are not listed by name.
Grant Size Distribution
10 grants across all recorded years
The most common grant size was under $50K: 8 grants of 10 (80%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 4 itemized grants.
Cities
How Calder Foundation gives
- Giving grew 224% from 2022 to 2025. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $9K (2021) to $209K (2025). In 2025 it made 4 grants totaling $209K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Beyeler Museum Ag | Gift/donation of property:description - alexander calder, original work of art, "untitled," 1971, gouache and ink on paper.book value - $35,000method for book value - recorded at the donation value when contrbuted to calder foundationmethod for fair market value - comparable salesdate of gift - 07/02/2025the calder foundation donated the artist's, alexander calder, original work of art, "untitled," 1971, gouache and ink on paper, to the foundation beyeler to be sold at the beyeler foundation's summer night's gala auction held on september 6, 2025. The proceeds from the auction are to support the beyeler museum's wide-ranging exhibition program. The grant is intended exclusively to further charitable and educational purposes described in section 170(c)(2)(b) | $118,000 |
| 1 grant to individuals Recipients not named | — | $48,325 |
| Kogia Foundation Haiku, HI | Revolutionize the field of nature conservation communication through free media library and impact-focused storytelling. | $22,222 |
| Resimar Regenerando De Sierra a Mar Asociacin Civil | La tortuga viva, turtle sanctuary at playa viva. The replacement atv for the marine life. | $20,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income |
|---|---|---|---|---|---|---|---|
| 2025 | $357,950,534 | $14,065,925 | $4,723,814 | $208,547 | 4 | $10,479,006 | $1,878,851 |
| 2024 | $349,184,039 | $7,459,186 | $6,156,324 | — | — | $4,762,583 | $3,708,302 |
| 2023 | $345,839,354 | $23,825,946 | $3,951,463 | $44,440 | 1 | $2,509,519 | $1,303,470 |
| 2022 | $325,066,934 | $31,055,328 | $3,460,980 | $64,327 | 3 | $2,775,657 | $14,657,821 |
| 2021 | $298,964,593 | $5,589,116 | $3,073,304 | $9,444 | 2 | — | $127,158 |
| 2020 | $296,259,007 | $11,879,313 | $2,818,151 | $50,000 | 1 | — | $11,245,006 |
| 2019 | $286,857,099 | $2,696,127 | $2,906,744 | — | — | — | $85,191 |
Leadership & Key People
Officers and directors from IRS filings
Calder Foundation is led by Alexander Sc Rower, Chairman & President on every filing since 2019; none of the 10 officers listed in 2025 report compensation.
Officers on the 2025 filing
Alexander Sc Rower
Chairman & President
On filings since 2019
12 hrs/week
No compensation reported
Andrea Davidson
Vice President & Trustee
On filings since 2019
1 hr/week
No compensation reported
Gryphon Rower-Upjohn
Vice President & Trustee
On filings since 2019
1 hr/week
No compensation reported
Holton Rower
Vice President & Trustee
On filings since 2019
4 hrs/week
No compensation reported
John V. Perna
Treasurer & Trustee
On filings since 2019
1 hr/week
No compensation reported
Peter Lipman
Vice President & Trustee
On filings since 2019
1 hr/week
No compensation reported
Sean Sweeney
Vice President & Trustee
On filings since 2019
1 hr/week
No compensation reported
Shawn Davidson
Vice President & Trustee
On filings since 2019
3 hrs/week
No compensation reported
Michael Sternberg
Secretary & Trustee
On filings since 2021
5 hrs/week
No compensation reported
Sophia Robledo Rower
Vice President & Trustee
On filings since 2021
1 hr/week
No compensation reported
Former officers (1)
- Former: Sandra Davidson (2019–2021) — Vice President & Trustee
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Calder Foundation
How much does Calder Foundation give each year?
Calder Foundation gave $209K across 4 grants in 2025, according to its 2025 IRS Form 990-PF.
What is Calder Foundation's typical grant size?
Calder Foundation's median grant in 2025 was $35,274, and its average grant was $52,137, across 4 grants on its 2025 IRS Form 990-PF.
Where does Calder Foundation give grants?
Calder Foundation's top state is Hawaii, with 11% of the grant dollars itemized on its 2025 IRS Form 990-PF.
Does Calder Foundation give general operating support?
Not in 2025: none of the 4 grants with a stated purpose on Calder Foundation's 2025 IRS Form 990-PF were described as general or operating support.
How large is Calder Foundation?
Calder Foundation reported $358.0M in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $14.1M.
What is Calder Foundation?
Calder Foundation is a private foundation focused on Philanthropy, based in New York, NY. It holds $358.0M in total assets as of 2025.
What is Calder Foundation's EIN?
Calder Foundation's EIN (Employer Identification Number) is 13-3466986. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS February 25, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS July 15, 2026)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in Calder Foundation's focus areas in our free grants database
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