Ostroff Family Charitable Trust

Private foundation · Grantmaker Pleasanton, CA EIN: 92-0388492

Ostroff Family Charitable Trust is a private foundation, based in Pleasanton, CA. IRS filing data is available from 2023 through 2025. As of 2025, the organization holds $140K in total assets. In 2025, it awarded 10 grants totaling $9K. Net investment income was $6K.

Ostroff Family Charitable Trust at a glance

In short: Ostroff Family Charitable Trust gave $9K across 10 grants in 2025 (avg $881.1), mostly in California. Source: 2025 IRS Form 990-PF.

Annual giving (2025)
$8,811
+14.5% vs 2024
Grants made (2025)
10
+900.0% vs 2024
Average grant
$881
-88.6% vs 2024
Median grant
$508
Total assets
$139,999
Primary geography
California (68% of itemized 2025 grant dollars)
Latest 990 filing
Form 990-PF, 2025 View filing

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

Who Ostroff Family Charitable Trust funds

How this funder distributes its grants

Grant Size Distribution

19 grants across all recorded years

19<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 19 grants of 19 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

7states

Share of 2025 grant dollars across all 10 itemized grants.

Cities

DublinLivermorePleasantonChicagoNew YorkRocklinBooneChcagoNew OrleansOmahaSanta MonicaSpringfield

How Ostroff Family Charitable Trust gives

  • In 2025 it paid out 122% of its IRS minimum distribution (the 5% rule). 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

$0$2.5K$5K$7.5K$10K8 grants2023 1 grant2024 10 grants2025

From 2023 to 2025, annual grant giving ranged from $4K (2023) to $9K (2025). In 2025 it made 10 grants totaling $9K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
10 grants to individuals Recipients not named —$8,811
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2025$139,999$5,520$8,811$8,81110$8,811$5,520$7,214
2024—$4,509—$7,6961—$3,702$6,580
2023—$50,265—$4,4468$4,446—$301

Under IRS private-foundation payout rules, Ostroff Family Charitable Trust reported a distributable amount of $7K for 2025 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

Ostroff Family Charitable Trust's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Alan Ostroff

    Trustee

    On filings since 2023

    4 hrs/week

    No compensation reported

  • Corin Ostroff

    Trustee

    New on the 2025 filing

    4 hrs/week

    No compensation reported

Former officers (3)
  • Former: Alan Ostroff Trustee (2024) — Trustee
  • Former: Corin Filmer Trustee (2024) — Trustee
  • Former: Corin Filmer (2023) — Trustee

Data from IRS Form 990 filings, 2023–2025. "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 Ostroff Family Charitable Trust

How much does Ostroff Family Charitable Trust give each year?

Ostroff Family Charitable Trust gave $9K across 10 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $8K across 1 grant.

What is Ostroff Family Charitable Trust's typical grant size?

Ostroff Family Charitable Trust's median grant in 2025 was $508, and its average grant was $881, across 10 grants on its 2025 IRS Form 990-PF.

Where does Ostroff Family Charitable Trust give grants?

Ostroff Family Charitable Trust gives mostly in California: 68% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were Illinois (9%) and Louisiana (6%).

Does Ostroff Family Charitable Trust give general operating support?

Not in 2025: none of the 10 grants with a stated purpose on Ostroff Family Charitable Trust's 2025 IRS Form 990-PF were described as general or operating support.

How large is Ostroff Family Charitable Trust?

Ostroff Family Charitable Trust reported $140K in total assets on its 2025 IRS Form 990-PF. It paid out $9K in qualifying distributions that year, against a required minimum of $7K (roughly 5% of its investment assets).

What is Ostroff Family Charitable Trust's EIN?

Ostroff Family Charitable Trust's EIN (Employer Identification Number) is 92-0388492. IRS Form 990 filing data is available on this page for 2023–2025.

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

Data update history

(2)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990-PF for fiscal year 2025 (received by the IRS September 13, 2026)
  2. IRS filings on file for fiscal years 2023–2024

Live grants for the work Ostroff Family Charitable Trust funds

Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Ostroff Family Charitable Trust's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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