Addison P Cook III Foundation
Addison P Cook III Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Jackson, MI. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $4.0M in total assets. In 2025, it awarded 23 grants totaling $420K. Net investment income was $244K.
Key facts about Addison P Cook III Foundation
- EIN
- 76-0802655
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $419,850
- Grants made (2025)
- 23
- Average grant
- $18,254
- Median grant
- $15,000
- New grantees (estimate)
- 22% first-time grantees (5 of 23, 2025)
- Total assets
- $4,045,367
- Primary geography
- Michigan (100% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026. New grantees are estimated by matching recipient names across years (methodology).
Who Addison P Cook III Foundation funds
By grant dollars, the top recipient states for Addison P Cook III Foundation's 23 itemized 2025 grants were Michigan (100%). The most frequent recipient cities were Jackson, MI (21 grants). 87% of grants with a stated purpose were for general or operating support.
Is Addison P Cook III Foundation open to new grantees?
22%
first-time grantees, 2025
In 2025, 5 of 23 grantees (22%) were first-time recipients. First grants averaged $23K; repeat grants $17K. How we count
Medians: $25K first-time, $15K repeat.
- 70% of 2025 grantees were also funded in 2024. Method
- Giving grew 74% from 2022 to 2025. Method
- In 2025 it paid out 93% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
Estimate from itemized IRS Form 990-PF grant lists (2021–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Next steps with Addison P Cook III Foundation
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Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$4.0M
-4.3% YoY
Annual Giving
$420K
+9.8% YoY
Grant Count
23
+21.1% YoY
Avg Grant Size
$18K
-9.3% YoY
Under IRS private-foundation payout rules, Addison P Cook III Foundation reported a distributable amount of $452K for 2025 — the minimum it must pay out in qualifying distributions.
About Addison P Cook III Foundation
Based on IRS filings
Addison P Cook III Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Jackson, MI. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $4.0M in total assets. In 2025, it awarded 23 grants totaling $420K. Net investment income was $244K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 23 itemized 2025 grant dollars.
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $4,045,367 | $4,228,680 | $1,378,529 |
| Revenue | $256,135 | $3,248,312 | $153,141 |
| Expenses | $439,448 | $398,161 | $248,765 |
| Qualifying Distributions | $422,497 | $384,669 | $237,077 |
| Net Investment Income | $243,514 | $225,182 | $140,448 |
| Distributable Amount | $451,976 | $388,765 | $234,377 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2021–2025
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 2025
Grant Size Distribution
99 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest recipients include Ella Sharp Museum ($55,000), Jackson County Animal Shelter ($50,000), Lost Railway Museum ($30,000).
| Recipient | Purpose | Amount |
|---|---|---|
| ELLA SHARP MUSEUM Jackson, MI | GENERAL FUND | $55,000 |
| JACKSON COUNTY ANIMAL SHELTER Jackson, MI | XRAY MACHINES | $50,000 |
| LOST RAILWAY MUSEUM Grass Lake, MI | GENERAL FUND | $30,000 |
| JACKSON SYMPHONY ORCHESTRA Jackson, MI | GENERAL FUND | $25,000 |
| MICHIGAN THEATRE OF JACKSON Jackson, MI | RESTORATION PROJECTS | $25,000 |
| JUNIOR ACHHIEVEMENT OF MI EDGE INC Jackson, MI | GENERAL FUND | $25,000 |
| CAMP LIBERTY INC Brooklyn, MI | GENERL FUND | $25,000 |
| RISE ABOVE Jackson, MI | GENERAL FUND | $25,000 |
| JACKSON INTERFAITH SHELTER Jackson, MI | GENERAL FUND | $20,000 |
| SOAR CAFE FARMS Jackson, MI | GENERAL FUND | $20,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
No officer or director reported compensation in the available filings.
From 2025 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Addison P Cook III | President | — | — |
| Paul a Cook | Director | — | — |
| Dennis C Regan | Treasurer | — | — |
| Daniel M Machnik | Director | — | — |
| Michael Falahee | Director | — | — |
| Connie Wortman | Director | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Addison P Cook III Foundation?
Addison P Cook III Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Jackson, MI. It holds $4.0M in total assets as of 2025.
How large is Addison P Cook III Foundation?
As of 2025, Addison P Cook III Foundation holds $4.0M in total assets with $256K in annual revenue. It awarded 23 grants totaling $420K in 2025.
Where does Addison P Cook III Foundation operate?
Addison P Cook III Foundation has awarded grants in Massachusetts, Michigan.
What size grants does Addison P Cook III Foundation award?
In 2025, Addison P Cook III Foundation awarded 23 grants totaling $420K — an average of about $18K per grant, based on its IRS Form 990 filings.
How much is Addison P Cook III Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Addison P Cook III Foundation reported a distributable amount of $452K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Addison P Cook III Foundation's EIN?
Addison P Cook III Foundation's EIN (Employer Identification Number) is 76-0802655. IRS Form 990 filing data is available on this page for 2021–2025.
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Data last updated September 2026. Sourced from IRS Form 990-PF filings.