Nonprofit · EIN 86-3816237
MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC
Tax-exempt · WINCHESTER, KY 40391
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $146,754 | $101,646 | $45,108 | $1,357,040 | $0 | $1,357,040 |
| December 31, 2024 | 990-PF | $59,979 | $70,903 | -$10,924 | $1,311,938 | $0 | $1,311,938 |
| December 31, 2023 | 990-PF | $27,837 | $43,414 | -$15,577 | $1,322,867 | $0 | $1,322,867 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Dividends
- $29,971
- Net gain from sales of assets
- $116,783
Expenses
- Grants and similar amounts paid
- $91,374
- Disbursements for charitable purposes
- $93,575
- Excise tax on investment income
- $1,940
Balance sheet and other
- Total assets, start of year
- $1,311,938
- Total assets, end of year
- $1,357,040
- Total liabilities, end of year
- $0
- Net assets, end of year
- $1,357,040
- Fair market value of assets
- $340,940
- Qualifying distributions
- $93,575
- Net investment income
- $146,754
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990-PF for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CARLISLE V MAYER 1585 Boonesboro Road, Winchester, KY 403918817 | President | 1 | $0 |
| MARK DEWAEL MAYER 1585 Boonesboro Road, Winchester, KY 403918817 | Secretary | 1 | $0 |
| WILLIAM DEWAEL MAYER 337 Kingsway Drive, Lexington, KY 40502 | Treasurer | 1 | $0 |
990-PF for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CARLISLE V MAYER 1585 Boonesboro Road, Winchester, KY 403918817 | President | 1 | $0 |
| MARK DEWAEL MAYER 1585 Boonesboro Road, Winchester, KY 403918817 | Secretary | 1 | $0 |
| WILLIAM DEWAEL MAYER 337 Kingsway Drive, Lexington, KY 40502 | Treasurer | 1 | $0 |
990-PF for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CARLISLE V MAYER 1585 Boonesboro Road, Winchester, KY 403918817 | President | 1 | $0 |
| MARK DEWAEL MAYER 1585 Boonesboro Road, Winchester, KY 403918817 | Secretary | 1 | $0 |
| WILLIAM DEWAEL MAYER 337 Kingsway Drive, Lexington, KY 40502 | Treasurer | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 1585 BOONESBORO RD, WINCHESTER, KY 40391-8817
- Signed the 990-PF
- CARLISLE V MAYER, PRESIDENT
- Return prepared by
- RELIANCE INTEGRATED SOLUTIONS LLC
What it must file and when
IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 86-3816237
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Private non-operating foundation
- Donations deductible (Pub 78)
- Private foundation, 30% limit
- Exempt since
- 2021
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $1,357,040
- Income (IRS master file)
- $329,540
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $146,754 | $101,646 | $1,357,040 | IRS |
| 990-PF | December 2024 | $59,979 | $70,903 | $1,311,938 | IRS |
| 990-PF | December 2023 | $27,837 | $43,414 | $1,322,867 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 86-3816237).
Questions about MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC
- What is the EIN of MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC?
- The employer identification number (EIN) of MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC is 86-3816237.
- Is MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2021.
- Are donations to MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC file?
- Form 990-PF. Private foundations file every year.
- When is the next return of MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended December 2025.
- Who are the officers and directors of MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC?
- The 990-PF for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does MARK AND CARLISLE V MAYER FAMILY FOUNDATION INC have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $146,754, expenses of $101,646 and total assets of $1,357,040 at year end.
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