Nonprofit · EIN 13-3466986
CALDER FOUNDATION
Tax-exempt · NEW YORK, NY 10001
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990-PF | $14,065,925 | $4,723,814 | $9,342,111 | $357,950,534 | $8,580 | $357,941,954 |
| August 31, 2024 | 990-PF | $7,459,186 | $6,156,324 | $1,302,862 | $349,184,039 | $2,627 | $349,181,412 |
| August 31, 2023 | 990-PF | $23,825,946 | $3,951,463 | $19,874,483 | $345,839,354 | $17,390 | $345,821,964 |
Financial details: 990-PF for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $11,581,041
- Dividends
- $617,237
- Interest
- $230,430
- Net gain from sales of assets
- $1,294,642
- Other income
- $342,575
Expenses
- Grants and similar amounts paid
- $208,547
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $1,612,664
- Disbursements for charitable purposes
- $3,216,016
- Excise tax on investment income
- $26,116
Balance sheet and other
- Total assets, start of year
- $349,184,039
- Total assets, end of year
- $357,950,534
- Total liabilities, end of year
- $8,580
- Net assets, end of year
- $357,941,954
- Fair market value of assets
- $896,981,114
- Qualifying distributions
- $10,479,006
- Net investment income
- $2,261,672
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990-PF for the year ended August 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| ALEXIS MAROTTA C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR OF ARCHIVES Highest-paid employee | 40 | $197,692 | $18,016 |
| LILY C LYONS C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR OF EXTERNAL Highest-paid employee | 40 | $180,000 | $6,721 |
| SUSAN DAM C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR RESEARCH AN Highest-paid employee | 40 | $173,719 | $17,057 |
| BERYL GILOTHWEST C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DEPUTY DIRECTOR OF R Highest-paid employee | 40 | $113,154 | $15,990 |
| JANE PAKENHAM C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | LEGAL COUNSEL Highest-paid employee | 40 | $111,200 | $3,336 |
| ALEXANDER SC ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | CHAIRMAN/PRESIDENT | 12 | $0 | $0 |
| JOHN V PERNA C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | TREASURER / TRUSTEE | 1 | $0 | $0 |
| SHAWN DAVIDSON C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 3 | $0 | $0 |
| SEAN SWEENEY C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| ANDREA DAVIDSON C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| HOLTON ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 4 | $0 | $0 |
| PETER LIPMAN C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| GRYPHON ROWER-UPJOHN C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| SOPHIA ROBLEDO ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| MICHAEL STERNBERG C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | SECRETARY/TRUSTEE | 5 | $0 | $0 |
990-PF for the year ended August 31, 2024: 15 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| ALEXIS MAROTTA C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR OF ARCHIVES Highest-paid employee | 40 | $192,000 | $14,834 |
| LILY C LYONS C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR OF EXTERNAL Highest-paid employee | 40 | $166,023 | $4,981 |
| SUSAN DAM C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR RESEARCH AN Highest-paid employee | 40 | $165,308 | $4,060 |
| JANE PAKENHAM C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | LEGAL COUNSEL Highest-paid employee | 40 | $102,538 | $3,076 |
| BERYL GILOTHWEST C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DEPUTY DIRECTOR OF R Highest-paid employee | 40 | $102,346 | $3,070 |
| ALEXANDER SC ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | CHAIRMAN/PRESIDENT | 12 | $0 | $0 |
| JOHN V PERNA C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | TREASURER / TRUSTEE | 1 | $0 | $0 |
| SHAWN DAVIDSON C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 3 | $0 | $0 |
| SEAN SWEENEY C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| ANDREA DAVIDSON C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| HOLTON ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 4 | $0 | $0 |
| PETER LIPMAN C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| GRYPHON ROWER-UPJOHN C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| SOPHIA ROBLEDO ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 | $0 |
| MICHAEL STERNBERG C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | SECRETARY/TRUSTEE | 5 | $0 | $0 |
990-PF for the year ended August 31, 2023: 15 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ALEXIS MAROTTA C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR OF ARCHIVES Highest-paid employee | 40 | $183,810 |
| SUSAN DAM C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR RESEARCH AN Highest-paid employee | 40 | $159,230 |
| LILY C LYONS C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DIRECTOR OF EXTERNAL Highest-paid employee | 40 | $152,485 |
| JANE PAKENHAM C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | LEGAL COUNSEL Highest-paid employee | 40 | $91,365 |
| BERYL GILOTHWEST C/O CALDER FOUNDATION 207 WEST 25TH, ST 12 FL, NEW YORK, NY 10001 | DEPUTY DIRECTOR OF R Highest-paid employee | 40 | $89,808 |
| ALEXANDER SC ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | CHAIRMAN/PRESIDENT | 12 | $0 |
| JOHN V PERNA C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | TREASURER / TRUSTEE | 1 | $0 |
| SHAWN DAVIDSON C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 3 | $0 |
| SEAN SWEENEY C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 |
| ANDREA DAVIDSON C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 |
| HOLTON ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 4 | $0 |
| PETER LIPMAN C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 |
| GRYPHON ROWER-UPJOHN C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 |
| SOPHIA ROBLEDO ROWER C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | VICE PRESIDENT / TRUSTEE | 1 | $0 |
| MICHAEL STERNBERG C/O CALDER FOUNDATION 207 WEST 25TH, ST FL 12, NEW YORK, NY 10001 | SECRETARY/TRUSTEE | 5 | $0 |
Address and contacts
- Address (IRS master file)
- 207 W 25TH ST FL 12, NEW YORK, NY 10001-7162
- In care of
- % L H FRISHKOFF & CO LLP
- Signed the 990-PF
- ALEXANDER SC ROWER, PRESIDENT
- Phone
- (212) 334-2424
- Website
- WWW.CALDER.ORG
- Return prepared by
- PLUTUS CPA SERVICES LLC
What it must file and when
IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | 990-PF on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990-PF on file |
IRS record
- EIN
- 13-3466986
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Private operating foundation
- Donations deductible (Pub 78)
- Private operating foundation, 50% limit
- Exempt since
- 1991
- Accounting year ends
- August
- Files
- Form 990-PF
- Assets (IRS master file)
- $357,950,534
- Income (IRS master file)
- $27,526,344
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | August 2025 | $14,065,925 | $4,723,814 | $357,950,534 | XML |
| 990-PF | August 2024 | $7,459,186 | $6,156,324 | $349,184,039 | XML |
| 990-PF | August 2023 | $23,825,946 | $3,951,463 | $345,839,354 | XML |
| 990-PF | August 2022 | – | – | – | IRS |
| 990-PF | August 2021 | – | – | – | IRS |
| 990-PF | August 2020 | – | – | – | IRS |
| 990-PF | August 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 13-3466986).
Questions about CALDER FOUNDATION
- What is the EIN of CALDER FOUNDATION?
- The employer identification number (EIN) of CALDER FOUNDATION is 13-3466986.
- Is CALDER FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1991.
- Are donations to CALDER FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private operating foundation, 50% limit).
- Which annual return does CALDER FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of CALDER FOUNDATION due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CALDER FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended August 2025.
- Who are the officers and directors of CALDER FOUNDATION?
- The 990-PF for the year ended August 31, 2025 lists 15 people; 5 received compensation from the organization, the highest $197,692 (ALEXIS MAROTTA, DIRECTOR OF ARCHIVES).
- How much revenue does CALDER FOUNDATION have?
- On its 990-PF for the year ended August 31, 2025 it reported revenue of $14,065,925, expenses of $4,723,814 and total assets of $357,950,534 at year end.
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