Nonprofit · EIN 43-6911537
SHANAHAN FAMILY FOUNDATION
Also known as SHANAHAN MICHAEL F SR ET AL TTEE
Tax-exempt · CHESTERFIELD, MO 63017
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $787,752 | $528,049 | $259,703 | $5,165,675 | $0 | $5,165,675 |
| December 31, 2024 | 990-PF | $150,583 | $412,228 | -$261,645 | $4,905,972 | $0 | $4,905,972 |
| December 31, 2023 | 990-PF | $752,063 | $437,670 | $314,393 | $5,167,617 | $0 | $5,167,617 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Dividends
- $174,613
- Net gain from sales of assets
- $613,139
Expenses
- Grants and similar amounts paid
- $520,220
- Compensation of officers, directors and key employees
- $0
- Disbursements for charitable purposes
- $520,220
- Excise tax on investment income
- $10,925
Balance sheet and other
- Total assets, start of year
- $4,905,972
- Total assets, end of year
- $5,165,675
- Total liabilities, end of year
- $0
- Net assets, end of year
- $5,165,675
- Fair market value of assets
- $9,490,924
- Qualifying distributions
- $520,220
- Net investment income
- $787,029
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 |
|---|---|---|---|
| MARY ANN SHANAHAN 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MEGAN MATTERN 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MICHAEL F SHANAHAN JR 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MAUREEN TWARDOWSKI 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
990-PF for the year ended December 31, 2024: 4 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARY ANN SHANAHAN 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MEGAN MATTERN 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MICHAEL F SHANAHAN JR 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MAUREEN TWARDOWSKI 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
990-PF for the year ended December 31, 2023: 4 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARY ANN SHANAHAN 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MEGAN MATTERN 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MICHAEL F SHANAHAN JR 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
| MAUREEN TWARDOWSKI 424 S WOODMSILL RD SUITE 325, ST LOUIS MO, MO 63017 | TRUSTEE | 0.25 | $0 |
Address and contacts
- Address (IRS master file)
- 424 S WOODS MILL RD STE 325, CHESTERFIELD, MO 63017-3479
- In care of
- % MICHAEL F SHANAHAN SR
- Signed the 990-PF
- MARY ANN SHANAHAN, TRUSTEE
- Phone
- (314) 336-0560
- Return prepared by
- JOHN M HILLHOUSE CPA 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
- 43-6911537
- 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
- 2004
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T22)
- Assets (IRS master file)
- $5,165,675
- Income (IRS master file)
- $2,073,974
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $787,752 | $528,049 | $5,165,675 | XML |
| 990-PF | December 2024 | $150,583 | $412,228 | $4,905,972 | XML |
| 990-PF | December 2023 | $752,063 | $437,670 | $5,167,617 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 2020 | – | – | – | 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 43-6911537).
Questions about SHANAHAN FAMILY FOUNDATION
- What is the EIN of SHANAHAN FAMILY FOUNDATION?
- The employer identification number (EIN) of SHANAHAN FAMILY FOUNDATION is 43-6911537.
- Is SHANAHAN FAMILY FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2004.
- Are donations to SHANAHAN FAMILY FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does SHANAHAN FAMILY FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of SHANAHAN FAMILY FOUNDATION 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 SHANAHAN FAMILY FOUNDATION 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 SHANAHAN FAMILY FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
- How much revenue does SHANAHAN FAMILY FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $787,752, expenses of $528,049 and total assets of $5,165,675 at year end.
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