Catalyst Foundation

Private foundation · Grantmaker Mamaroneck, NY EIN: 76-0383386

Catalyst Foundation is a private foundation, based in Mamaroneck, NY. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $3.7M in total assets. In 2025, it awarded 3 grants totaling $160K. Net investment income was $254K.

Key facts about Catalyst Foundation

In short: Catalyst Foundation gave $160K across 3 grants in 2025 (avg $53K), mostly in Washington. Source: 2025 IRS Form 990-PF.

EIN
76-0383386
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$160,000
Grants made (2025)
3
Average grant
$53,333
Median grant
$60,000
Total assets
$3,747,951
Primary geography
Washington (50% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$3.7M

+0.3% YoY

Annual Giving

$160K

+0.7% YoY

Grant Count

3

+50.0% YoY

Avg Grant Size

$53K

-32.9% YoY

Under IRS private-foundation payout rules, Catalyst Foundation reported a distributable amount of $214K for 2025 — the minimum it must pay out in qualifying distributions.

How Catalyst Foundation gives

  • Giving grew 29% from 2022 to 2025. Method
  • In 2025 it paid out 111% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

7states

Share of 2025 grant dollars across all 3 itemized grants.

Cities

BostonNew YorkPiscatawayCorvallisPleasantonRichardsonSeattle

Giving Over Time

Total grant dollars and number of grants per year

$0$50K$100K$150K$200K3 grants2020 3 grants2021 3 grants2022 3 grants2023 2 grants2024 3 grants2025

From 2020 to 2025, annual grant giving ranged from $66K (2021) to $181K (2023). In 2025 it made 3 grants totaling $160K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 3 recipients in 2025

University of Washington: $80KUniversity of Washington$80KColumbia University: $60KColumbia University$60KGeoHazards International: $20KGeoHazards International$20K

The largest 2025 recipient was University of Washington ($80K). Together the top 3 received $160K.

Grant Size Distribution

14 grants across all recorded years

5<$50K8$50–100K1$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was in the $50–100K range: 8 grants of 14 (57%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
University of Washington Seattle, WAResearch grant$80,000
Columbia University New York, NYResearch grant$60,000
GeoHazards International Pleasanton, CAResearch grant$20,000

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$200K$400K$600K2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$3,747,951$3,734,932$3,626,622
Revenue$308,955$384,277$53,674
Expenses$295,936$275,967$300,395
Qualifying Distributions$236,032$226,849$251,302
Net Investment Income$253,561$335,159$81,255
Distributable Amount$213,521$204,986$197,234

Data update history

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2025 (received by the IRS August 5, 2026)
  2. IRS filings on file for fiscal years 2020–2024

Leadership & Key People

Officers and directors from IRS filings

Catalyst Foundation is led by Ken Suyama, President & Trustee since 2024 (on filings since 2020); all 5 officers listed in 2025 are compensated.

Officers on the 2025 filing

  • Ken Suyama

    President & Trustee

    President → President & Trustee, 2024

    On filings since 2020

    3 hrs/week

    $30K (2020) → $30K (2025)

  • Hatsumi Suyama

    Treasurer & Trustee

    Treasurer → Treasurer & Trustee, 2024

    On filings since 2020

    3 hrs/week

    $500 (2020) → $500 (2025)

  • Shigeko Woolfalk

    Trustee

    On filings since 2020

    3 hrs/week

    $8K (2020) → $8K (2025)

  • William H Caudill

    Secretary & Trustee

    Secretary → Secretary & Trustee, 2024

    On filings since 2020

    3 hrs/week

    $500 (2020) → $500 (2025)

  • Yoshihiko Horio

    Vice President & Trustee

    Vice President → Vice President & Trustee, 2024

    On filings since 2020

    3 hrs/week

    $22K (2020) → $22K (2025)

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Ken Suyama — President/Trustee: $30KKen SuyamaPresident/Trustee$30KYoshihiko Horio — VP/Trustee: $22KYoshihiko HorioVP/Trustee$22KShigeko Woolfalk — Trustee: $8KShigeko WoolfalkTrustee$8KWilliam H Caudill — Secretary/Trustee: $500William H CaudillSecretary/Trustee$500Hatsumi Suyama — Treasurer/Trustee: $500Hatsumi SuyamaTreasurer/Trustee$500

The highest reported compensation on the 2025 filing was $30K, to Ken Suyama (President/Trustee). 5 officers or directors reported compensation on that filing.

Frequently asked questions about Catalyst Foundation

How much does Catalyst Foundation give each year?

Catalyst Foundation gave $160K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $159K across 2 grants.

What is Catalyst Foundation's typical grant size?

Catalyst Foundation's median grant in 2025 was $60,000, and its average grant was $53,333, across 3 grants on its 2025 IRS Form 990-PF.

Where does Catalyst Foundation give grants?

Catalyst Foundation gives mostly in Washington: 50% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were New York (38%) and California (13%).

Does Catalyst Foundation give general operating support?

Not in 2025: none of the 3 grants with a stated purpose on Catalyst Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Research grant" (3 grants).

How large is Catalyst Foundation?

Catalyst Foundation reported $3.7M in total assets on its 2025 IRS Form 990-PF. It paid out $236K in qualifying distributions that year, against a required minimum of $214K (roughly 5% of its investment assets).

What is Catalyst Foundation's EIN?

Catalyst Foundation's EIN (Employer Identification Number) is 76-0383386. IRS Form 990 filing data is available on this page for 2020–2025.

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

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