Slater Foundation
Slater Foundation is a private foundation, based in Denver, CO. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $497K in total assets. In 2024, it awarded 5 grants totaling $101K. Net investment income was $63K.
Slater Foundation at a glance
In short: Slater Foundation gave $101K across 5 grants in 2024 (avg $20K), mostly in Florida. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $101,000
- -63.9% vs 2023
- Grants made (2024)
- 5
- +66.7% vs 2023
- Average grant
- $20,200
- -78.4% vs 2023
- Median grant
- $17,500
- Total assets
- $497,187
- -7.7% vs 2023
- Primary geography
- Florida (50% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026.
Who Slater Foundation funds
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2024
The largest 2024 recipient was The Islamorada Foundation ($50K). Together the top 5 received $101K.
Grant Size Distribution
13 grants across all recorded years
The most common grant size was under $50K: 7 grants of 13 (54%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 5 itemized grants.
Cities
How Slater Foundation gives
- Giving fell 60% from 2021 to 2024. Method
- In 2024 it paid out 86% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. 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
From 2020 to 2024, annual grant giving ranged from $101K (2024) to $328K (2020). In 2024 it made 5 grants totaling $101K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| The Islamorada Foundation Islamorada, FL | To provide the means, motivation and leadership to enhance, conserve and preserve open space in the Village of Islamorada to support the quality of life and economic well/being | $50,000 |
| Colorado Academy Denver, CO | General operating support for secondary school | $25,000 |
| Boothbay Sea and Science Center East Boothbay, ME | General operating support for Boothbay Sea and Science Center. | $17,500 |
| Southport Island Association Southport, ME | General operating support for Southport Island community cultural events. | $5,000 |
| Maine Lobstermen's Association Kennebunk, ME | General operating support for cleanup of State of Maine harbors and waterfronts | $3,500 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $497,187 | $63,292 | $104,508 | $101,000 | 5 | $101,000 | $63,292 | $117,199 |
| 2023 | $538,403 | $236,722 | $281,433 | $280,000 | 3 | $280,000 | $236,629 | $102,599 |
| 2022 | $583,114 | $165,057 | $289,305 | $280,003 | 2 | $280,003 | $158,875 | $112,995 |
| 2021 | $707,362 | $225,260 | $258,422 | $250,000 | 1 | $250,000 | $223,260 | $125,282 |
| 2020 | $740,524 | $225,117 | $331,566 | $327,708 | 2 | — | $224,530 | $104,918 |
Under IRS private-foundation payout rules, Slater Foundation reported a distributable amount of $117K for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Slater Foundation is led by Colleen M Slater, President on every filing since 2020; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
Colleen M Slater
President
On filings since 2020
5 hrs/week
No compensation reported
Craig D Slater
Vice President
On filings since 2020
5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "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 Slater Foundation
How much does Slater Foundation give each year?
Slater Foundation gave $101K across 5 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $280K across 3 grants.
What is Slater Foundation's typical grant size?
Slater Foundation's median grant in 2024 was $17,500, and its average grant was $20,200, across 5 grants on its 2024 IRS Form 990-PF.
Where does Slater Foundation give grants?
Slater Foundation gives mostly in Florida: 50% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were Maine (26%) and Colorado (25%).
Does Slater Foundation give general operating support?
Yes: 80% of Slater Foundation's 2024 grants with a stated purpose (4 of 5) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Slater Foundation's largest grantees?
Slater Foundation's largest 2024 grantees include The Islamorada Foundation ($50,000), Colorado Academy ($25,000) and Boothbay Sea and Science Center ($17,500), according to its 2024 IRS Form 990-PF. Together they received 92% of its itemized 2024 grant dollars.
How large is Slater Foundation?
Slater Foundation reported $497K in total assets on its 2024 IRS Form 990-PF. It paid out $101K in qualifying distributions that year, against a required minimum of $117K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is Slater Foundation's EIN?
Slater Foundation's EIN (Employer Identification Number) is 41-2073119. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated October 2026. Sourced from IRS Form 990-PF filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS November 12, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 15, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS December 15, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS January 21, 2025)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS December 15, 2025)
- IRS filings on file for fiscal years 2020–2024
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