Mark and Carlisle V Mayer Family Foundation
Mark and Carlisle V Mayer Family Foundation is a private foundation, based in Winchester, KY. IRS filing data is available from 2022 through 2025. As of 2025, the organization holds $1.4M in total assets. In 2025, it awarded 1 grant totaling $91K. Net investment income was $140K.
Mark and Carlisle V Mayer Family Foundation at a glance
In short: Mark and Carlisle V Mayer Family Foundation gave $91K across 1 grant in 2025 (avg $91K), mostly in Kentucky. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $91,374
- +45.1% vs 2024
- Grants made (2025)
- 1
- -92.9% vs 2024
- Average grant
- $91,374
- +1930.8% vs 2024
- Median grant
- $91,374
- Total assets
- $1,357,040
- +3.4% vs 2024
- Primary geography
- Kentucky (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Mark and Carlisle V Mayer Family Foundation funds
How this funder distributes its grants
Grant Size Distribution
32 grants across all recorded years
The most common grant size was under $50K: 31 grants of 32 (97%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
How Mark and Carlisle V Mayer Family Foundation gives
- Giving grew 89% from 2022 to 2025. Method
- In 2025 it paid out 85% 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 2022 to 2025, annual grant giving ranged from $15K (2023) to $91K (2025). In 2025 it made 1 grant totaling $91K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| See Attached Schedule Louisville, KY | Financial SU[PPORT | $91,374 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $1,357,040 | $146,754 | $101,646 | $91,374 | 1 | $93,575 | $139,584 | $109,822 |
| 2024 | $1,311,938 | $59,979 | $70,903 | $62,991 | 14 | $64,852 | $43,853 | $93,235 |
| 2023 | $1,322,867 | $27,837 | $43,414 | $15,487 | 5 | $17,036 | $22,881 | $73,633 |
| 2022 | $1,338,442 | $813,527 | $53,587 | $48,302 | 12 | $50,058 | $770,500 | $56,452 |
Under IRS private-foundation payout rules, Mark and Carlisle V Mayer Family Foundation reported a distributable amount of $110K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Mark and Carlisle V Mayer Family Foundation is led by Carlisle V. Mayer, President on every filing since 2022; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Carlisle V. Mayer
President
On filings since 2022
1 hr/week
No compensation reported
Mark Dewael Mayer
Secretary
On filings since 2022
1 hr/week
No compensation reported
William Dewael Mayer
Treasurer
On filings since 2022
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2022–2025. "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 Mark and Carlisle V Mayer Family Foundation
How much does Mark and Carlisle V Mayer Family Foundation give each year?
Mark and Carlisle V Mayer Family Foundation gave $91K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $63K across 14 grants.
How large is Mark and Carlisle V Mayer Family Foundation?
Mark and Carlisle V Mayer Family Foundation reported $1.4M in total assets on its 2025 IRS Form 990-PF. It paid out $94K in qualifying distributions that year, against a required minimum of $110K (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.
Where does Mark and Carlisle V Mayer Family Foundation operate?
Mark and Carlisle V Mayer Family Foundation has awarded grants in Kentucky.
What is Mark and Carlisle V Mayer Family Foundation's EIN?
Mark and Carlisle V Mayer Family Foundation's EIN (Employer Identification Number) is 86-3816237. IRS Form 990 filing data is available on this page for 2022–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 12, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 9, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 12, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS April 29, 2026)
- IRS filings on file for fiscal years 2022–2024
Explore Open Grants
Browse active grant opportunities in Mark and Carlisle V Mayer Family Foundation's focus areas in our free grants database
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—
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