The Mark and Anna Weinstein Family
The Mark and Anna Weinstein Family is a private foundation, based in Rancho Palos Verdes, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $284K in total assets. In 2025, it awarded 8 grants totaling $21K. Net investment income was $25K.
Key facts about The Mark and Anna Weinstein Family
In short: The Mark and Anna Weinstein Family gave $21K across 8 grants in 2025 (avg $3K), top state District of Columbia. Source: 2025 IRS Form 990-PF.
- EIN
- 83-2898543
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $20,500
- Grants made (2025)
- 8
- Average grant
- $2,563
- Median grant
- $2,500
- Total assets
- $284,037
- Primary geography
- District of Columbia (37% 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
$284K
+1.2% YoY
Annual Giving
$21K
+10.8% YoY
Grant Count
8
+0.0% YoY
Avg Grant Size
$3K
+10.8% YoY
Under IRS private-foundation payout rules, The Mark and Anna Weinstein Family reported a distributable amount of $19K for 2025 — the minimum it must pay out in qualifying distributions.
How The Mark and Anna Weinstein Family gives
- Giving held roughly steady from 2022 to 2025 (+0%). 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
Share of 2025 grant dollars across all 8 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $16K (2021) to $21K (2025). In 2025 it made 8 grants totaling $21K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2025
The largest 2025 recipient was ACLU ($3K). Together the top 8 received $21K.
Grant Size Distribution
38 grants across all recorded years
The most common grant size was under $50K: 38 grants of 38 (100%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| ACLU New York, NY | Aclu mission remains realizing the promise of the bill of rights for all and expanding the reach of its guarantees. | $3,000 |
| Planned Parentfood Washington, DC | Works to protect and expand access to sexual and reproductive health care and education, and provides support to its member affiliates. | $3,000 |
| Oceana Washington, DC | international advocacy organization dedicated solely to ocean conservation. Oceana is rebuilding abundant and biodiverse oceans by winning science-based policies in countries that control one-quarter of the worlds wild fish catch. | $2,500 |
| Nature Conservancy Arlington, VA | To conserve the lands and waters on which all life depends. | $2,500 |
| Monarch Joint Venture St. Paul, MN | National conservation nonprofit that implements science-based conservation actions for monarch butterflies and other pollinators through four main pillars: habitat, science, education, and partnership. | $2,500 |
| Clean Air Task Force Boston, MA | Build momentum for solutions based on scientific evidence, intellectual integrity, and pragmatism. | $2,500 |
| Panthera New York, NY | Team of biologists, data scientists, law enforcement experts and wild cat advocates studies and protects the seven species of big cats: cheetahs, jaguars, leopards, lions, pumas, snow leopards and tigers. Panthera also creates targeted conservation strategies for the worlds most threatened and overlooked small cats. | $2,500 |
| National Audubon Soc Washington, DC | The audubon society protects birds and the places they need, today and tomorrow, throughout the americas using science, advocacy, education and on-the-ground conservation | $2,000 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $284,037 | $280,798 | $347,174 |
| Revenue | $29,343 | $32,149 | $10,205 |
| Expenses | $25,952 | $23,656 | $21,934 |
| Qualifying Distributions | $20,500 | $18,500 | $17,500 |
| Net Investment Income | $25,241 | $28,343 | $7,071 |
| Distributable Amount | $18,550 | $17,691 | $15,605 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 7, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS March 28, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS April 24, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 26, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 5, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 19, 2026)
- IRS filings on file for fiscal years 2020–2025
Leadership & Key People
Officers and directors from IRS filings
The Mark and Anna Weinstein Family is led by Mark Weinstein, Trustee on every filing since 2020 — the only officer listed, and uncompensated.
Officers on the 2025 filing
Mark Weinstein
Trustee
On filings since 2020
2 hrs/week
No compensation reported
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.
Frequently asked questions about The Mark and Anna Weinstein Family
How much does The Mark and Anna Weinstein Family give each year?
The Mark and Anna Weinstein Family gave $21K across 8 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $19K across 8 grants.
What is The Mark and Anna Weinstein Family's typical grant size?
The Mark and Anna Weinstein Family's median grant in 2025 was $2,500, and its average grant was $2,563, across 8 grants on its 2025 IRS Form 990-PF.
Where does The Mark and Anna Weinstein Family give grants?
The Mark and Anna Weinstein Family's top state is District of Columbia, with 37% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were New York (27%) and Virginia (12%). The most frequent recipient cities were Washington, DC (3 grants) and New York, NY (2 grants).
Does The Mark and Anna Weinstein Family give general operating support?
Not in 2025: none of the 8 grants with a stated purpose on The Mark and Anna Weinstein Family's 2025 IRS Form 990-PF were described as general or operating support.
Who are The Mark and Anna Weinstein Family's largest grantees?
The Mark and Anna Weinstein Family's largest 2025 grantees include ACLU ($3,000), Planned Parentfood ($3,000) and Oceana ($2,500), according to its 2025 IRS Form 990-PF. Together they received 41% of its itemized 2025 grant dollars.
How large is The Mark and Anna Weinstein Family?
The Mark and Anna Weinstein Family reported $284K in total assets on its 2025 IRS Form 990-PF. It paid out $21K in qualifying distributions that year, against a required minimum of $19K (roughly 5% of its investment assets).
What is The Mark and Anna Weinstein Family's EIN?
The Mark and Anna Weinstein Family's EIN (Employer Identification Number) is 83-2898543. 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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