Peter & Susan Solomon Family Foundation

Private foundation · Grantmaker New York, NY EIN: 13-3384028

The Peter & Susan Solomon Family Foundation is a private foundation based in New York, New York. In 2025, it made grants to organizations including a cancer center, a university, arts and cultural institutions, schools, and other nonprofit organizations.

Key facts about Peter & Susan Solomon Family Foundation

In short: Peter & Susan Solomon Family Foundation gave $960K across 58 grants in 2025 (avg $17K), mostly in New York. Source: 2025 IRS Form 990-PF.

EIN
13-3384028
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$960,054
Grants made (2025)
58
Average grant
$16,553
Median grant
$1,000
Total assets
$8,430,626
Primary geography
New York (83% of itemized 2025 grant dollars)
Accepts unsolicited proposals
No
How to apply
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓

Data from IRS Form 990-PF, 2025; updated September 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$8.4M

-6.7% YoY

Annual Giving

$960K

-73.3% YoY

Grant Count

58

+3.6% YoY

Avg Grant Size

$17K

-74.2% YoY

Under IRS private-foundation payout rules, Peter & Susan Solomon Family Foundation reported a distributable amount of $465K for 2025 — the minimum it must pay out in qualifying distributions.

How Peter & Susan Solomon Family Foundation gives

  • 55% of 2025 grantees were also funded in 2024. Method
  • Giving held roughly steady from 2022 to 2025 (−18%). Method
  • In 2025 it paid out 208% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Research compiled by Grantable AI from public sources. Last updated September 2026.

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2025 grants show support for a range of organizations. For example, the American Museum of Natural History describes its mission as sharing knowledge about human cultures, the natural world, and the universe through research and education. The Abraham Joshua Heschel School describes itself as an independent Jewish day school serving students from a range of Jewish backgrounds, practices, and beliefs. American Rivers says it works to protect and restore rivers.

Grantmaking

In 2025, the foundation reported 58 grants totaling $960,054. Individual grants ranged from $25 to $521,000, with a median grant of $1,000. The largest awards included $521,000 to Memorial Sloan-Kettering Cancer Center, $119,278 to President & Fellows of Harvard College, $60,000 to Manhattan Theatre Club, $55,000 to the American Museum of Natural History, and $50,000 to UJAFederation. These grants were listed for general purposes.

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Geographic Focus

Where this funder awards grants

In 2025, 83% of grant dollars went to recipients in New York, 13% to Massachusetts, 2% to Florida, 1% to Washington, D.C., and 1% to Texas.

Grant Distribution by State

10states

Share of 2025 grant dollars across all 58 itemized grants.

Cities

New YorkVero BeachEast HamptonBrooklynCambridgeBaton RougeBostonIndian River ShoresPhiladelphiaTallahasseeWashingtonWatertownLong Island CityPalmetto BaySag HarborCharlottersvilleCollege ParkFloral ParkFort PierceHavre De Grace

Giving Over Time

Total grant dollars and number of grants per year

$0$1M$2M$3M$4M1 grant2021 1 grant2022 42 grants2023 56 grants2024 58 grants2025

From 2021 to 2025, annual grant giving ranged from $960K (2025) to $3.6M (2024). In 2025 it made 58 grants totaling $960K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Memorial Sloan-Kettering Cancer Center: $521KMemorial Sloan-KetteringCancer Center$521KPresident & Fellows of Harvard College: $119KPresident & Fellows of HarvardCollege$119KMahnhattan Theatre Club: $60KMahnhattan Theatre Club$60KAmerican Museum of Natural History: $55KAmerican Museum of NaturalHistory$55KUjafederation: $50KUjafederation$50KRiverside Theatre: $23KRiverside Theatre$23KAbraham Joshua Heschel School: $20KAbraham Joshua Heschel School$20KCouncil on Foreign Relations: $8KCouncil on Foreign Relations$8KStudent Leadership Network: $8KStudent Leadership Network$8KTemple Emanu-El: $8KTemple Emanu-El$8K

The largest 2025 recipient was Memorial Sloan-Kettering Cancer Center ($521K). Together the top 10 received $871K.

Grant Size Distribution

158 grants across all recorded years

141<$50K6$50–100K3$100–250K$250–500K4$500K–1M4$1–5M$5M+

The most common grant size was under $50K: 141 grants of 158 (89%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Memorial Sloan-Kettering Cancer Center New York, NYGeneral$521,000
President & Fellows of Harvard College Cambridge, MAGeneral$119,278
Mahnhattan Theatre Club New York, NYGeneral$60,000
American Museum of Natural History New York, NYGeneral$55,000
Ujafederation New York, NYGeneral$50,000
Riverside Theatre New York, NYGeneral$23,000
Abraham Joshua Heschel School New York, NYGeneral$20,000
Council on Foreign Relations New York, NYGeneral$8,140
Student Leadership Network New York, NYGeneral$7,500
Temple Emanu-El New York, NYGeneral$7,500

Financial History

Multi-year comparison from IRS filings

Filing year Assets Revenue Expenses Grants
2025 $8,430,626 $548,312 $1,151,711 $960,054
2024 $9,034,025 $1,558,803 $3,990,287 $3,598,157
2023 $11,465,509 $1,739,352 $2,649,619 $2,480,000
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$2M$4M$6M2021 2022 2023 2024 2025
Metric202520242023
Total Assets$8,430,626$9,034,025$11,465,509
Revenue$548,312$1,558,803$1,739,352
Expenses$1,151,711$3,990,287$2,649,619
Qualifying Distributions$968,879$3,607,132$2,482,250
Net Investment Income$224,829$719,260$563,357
Distributable Amount$464,792$570,560$631,650

Data update history

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2021–2025

Leadership & Key People

Leadership team and compensation from IRS filings

The 2025 filing lists Peter J. Solomon, Susan Solomon, Joshua N. Solomon, Kate Solomon, and Abigail Rose Solomon as trustees.

Peter & Susan Solomon Family Foundation's 2025 filing lists 5 officers; none of the 5 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Abigail Rose Solomon

    Trustee

    On filings since 2021

    No compensation reported

  • Joshua N. Solomon

    Trustee

    On filings since 2021

    No compensation reported

  • Kate Solomon

    Trustee

    On filings since 2021

    No compensation reported

  • Peter J. Solomon

    Trustee

    On filings since 2021

    3 hrs/week

    No compensation reported

  • Susan Solomon

    Trustee

    On filings since 2021

    1 hr/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Contact

Mailing address: B Strauss Assoc 307 5Th Ave Fl 8, New York, NY 10016-6517
Phone: (212) 779-4700

Frequently asked questions about Peter & Susan Solomon Family Foundation

How much does Peter & Susan Solomon Family Foundation give each year?

Peter & Susan Solomon Family Foundation gave $960K across 58 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $3.6M across 56 grants.

What is Peter & Susan Solomon Family Foundation's typical grant size?

Peter & Susan Solomon Family Foundation's median grant in 2025 was $1,000, and its average grant was $16,553, across 58 grants on its 2025 IRS Form 990-PF.

Where does Peter & Susan Solomon Family Foundation give grants?

Peter & Susan Solomon Family Foundation gives mostly in New York: 83% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Massachusetts (13%). The most frequent recipient cities were New York, NY (26 grants), Vero Beach, FL (8 grants), East Hampton, NY (4 grants) and Cambridge, MA (3 grants).

Does Peter & Susan Solomon Family Foundation give general operating support?

Yes: 100% of Peter & Susan Solomon Family Foundation's 2025 grants with a stated purpose (58 of 58) were for general or operating support, per its 2025 IRS Form 990-PF.

Who are Peter & Susan Solomon Family Foundation's largest grantees?

Peter & Susan Solomon Family Foundation's largest 2025 grantees include Memorial Sloan-Kettering Cancer Center ($521,000), President & Fellows of Harvard College ($119,278) and Mahnhattan Theatre Club ($60,000), according to its 2025 IRS Form 990-PF. Together they received 73% of its itemized 2025 grant dollars.

How large is Peter & Susan Solomon Family Foundation?

Peter & Susan Solomon Family Foundation reported $8.4M in total assets on its 2025 IRS Form 990-PF. It paid out $969K in qualifying distributions that year, against a required minimum of $465K (roughly 5% of its investment assets).

What does Peter & Susan Solomon Family Foundation fund?

No mission statement for the foundation is provided. Its 2025 grants show support for a range of organizations. For example, the American Museum of Natural History describes its mission as sharing knowledge about human cultures, the natural world, and the universe through research and education. See mission & focus areas ↑

How do I apply for a grant from Peter & Susan Solomon Family Foundation?

The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Peter & Susan Solomon Family Foundation's EIN?

Peter & Susan Solomon Family Foundation's EIN (Employer Identification Number) is 13-3384028. IRS Form 990 filing data is available on this page for 2021–2025.

Does Peter & Susan Solomon Family Foundation accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.

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