Aristo Zeilstra Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in WILMINGTON, DE. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $290K in total assets. In 2024, it awarded 10 grants totaling $46K. Net investment income was $8K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$290K
-13.5% YoY
Annual Giving
$46K
-6.1% YoY
Grant Count
10
-47.4% YoY
Avg Grant Size
$5K
+78.4% YoY
Under IRS private-foundation payout rules, Aristo Zeilstra Foundation reported a distributable amount of $19K for 2024 — the minimum it must pay out in qualifying distributions.
About Aristo Zeilstra Foundation
Based on IRS filings
Aristo Zeilstra Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in WILMINGTON, DE. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $290K in total assets. In 2024, it awarded 10 grants totaling $46K. Net investment income was $8K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $289,936 | $335,092 | $412,310 |
| Revenue | $8,322 | $-21,067 | $157,696 |
| Expenses | $53,478 | $56,151 | $53,954 |
| Qualifying Distributions | $53,303 | $56,104 | $53,854 |
| Net Investment Income | $7,536 | — | — |
| Distributable Amount | $18,840 | $20,097 | $23,879 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
84 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include The Medical University of South Carolina Foundatio ($35,000), Friends of Baark Inc ($2,500), Friends of Baark Inc ($2,000).
| Recipient | Purpose | Amount |
|---|---|---|
| FOREVERLAND FARM AMELIA, OH | General & Unrestricted | $500 |
| FRIENDS OF BAARK INC DAVIE, FL | General & Unrestricted | $2,500 |
| FRIENDS OF BAARK INC DAVIE, FL | to support Maisy's heartworm treatment and Beetle Bug | $2,000 |
| GREATER GOOD CHARITIES SEATTLE, WA | Comfort to Veterans and Their Pets | $500 |
| OPERATION LIBERATION FT LAUDERDALE, FL | General & Unrestricted | $1,000 |
| OUR RESCUE DENVER, CO | General & Unrestricted | $1,000 |
| RESCUED ROLLERS GALION, OH | General & Unrestricted | $500 |
| SAMARITANS PURSE BOONE, NC | Charitable Event | $1,000 |
| THE MEDICAL UNIVERSITY OF SOUTH CAROLINA FOUNDATIO CHARLESTON, SC | Scleroderma Center Endowment fund | $35,000 |
| WORLD VISION FEDERAL WAY, WA | World Vision FUND | $1,500 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Justin Zeilstra | Treas, Dir | 1 | — |
| Mirja Zeilstra | Dir, VP | 1 | — |
| Natasha Zeilstra | Dir | 1 | — |
| Raimond Zeilstra | Dir, Pres, Sec | 1 | — |
| Sophia Zeilstra | Dir | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Aristo Zeilstra Foundation?
Aristo Zeilstra Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in WILMINGTON, DE. It holds $290K in total assets as of 2024.
How large is Aristo Zeilstra Foundation?
As of 2024, Aristo Zeilstra Foundation holds $290K in total assets with $8K in annual revenue. It awarded 10 grants totaling $46K in 2024.
Where does Aristo Zeilstra Foundation operate?
Aristo Zeilstra Foundation has awarded grants in California, Colorado, District of Columbia, Florida, Georgia, Kentucky, Massachusetts, Maryland, Michigan, North Carolina, New York, Ohio, Oregon, Pennsylvania, South Carolina, Texas, Virginia, Washington, Wisconsin.
What size grants does Aristo Zeilstra Foundation award?
In 2024, Aristo Zeilstra Foundation awarded 10 grants totaling $46K — an average of about $5K per grant, based on its IRS Form 990 filings.
How much is Aristo Zeilstra Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Aristo Zeilstra Foundation reported a distributable amount of $19K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Aristo Zeilstra Foundation's EIN?
Aristo Zeilstra Foundation's EIN (Employer Identification Number) is 84-2947815. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Aristo Zeilstra Foundation's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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