Nonprofit · EIN 88-4226789
THOMPSON FOUNDATION
Tax-exempt · SPEARFISH, SD 57783
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $170 | $170 | $0 | $25 | $0 | $25 |
| December 31, 2024 | 990-PF | $0 | $10 | -$10 | $15 | $0 | $15 |
| December 31, 2023 | 990-PF | $0 | $0 | $0 | $0 | $0 | $0 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $170
Expenses
- Grants and similar amounts paid
- $0
Balance sheet and other
- Total assets, start of year
- $25
- Total assets, end of year
- $25
- Total liabilities, end of year
- $0
- Net assets, end of year
- $25
- Fair market value of assets
- $25
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 |
|---|---|---|---|
| Elizabeth Thompson 125 Berry Farm Rd, Staunton, VA 24401 | Trustee | 1 | $0 |
| Richard Thompson 125 Berry Farm Rd, Staunton, VA 24401 | Trustee | 1 | $0 |
| R Chandler Thompson 1012 W Lafayette Ave, 2nd Floor Rear, Baltimore, MD 21217 | Trustee | 1 | $0 |
990-PF for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Elizabeth Thompson 125 Berry Farm Rd, Staunton, VA 24401 | Trustee | 1 | $0 |
| Richard Thompson 125 Berry Farm Rd, Staunton, VA 24401 | Trustee | 1 | $0 |
| R Chandler Thompson 1012 W Lafayette Ave, Floor 3 Rear, Baltimore, MD 21217 | Trustee | 1 | $0 |
990-PF for the year ended December 31, 2023: 1 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ELIZABETH THOMPSON 41 W HIGHWAY 14 UNIT 901, SPEARFISH, SD 57783 | Trustee | 0 | $0 |
Address and contacts
- Address (IRS master file)
- 41 W HIGHWAY 14 STE 1519, SPEARFISH, SD 57783-1148
- Signed the 990-PF
- Elizabeth Thompson, Trustee
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
- 88-4226789
- 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
- 2023
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $25
- Income (IRS master file)
- $170
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $170 | $170 | $25 | XML |
| 990-PF | December 2024 | $0 | $10 | $15 | IRS |
| 990-PF | December 2023 | $0 | $0 | $0 | XML |
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 88-4226789).
Questions about THOMPSON FOUNDATION
- What is the EIN of THOMPSON FOUNDATION?
- The employer identification number (EIN) of THOMPSON FOUNDATION is 88-4226789.
- Is THOMPSON FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
- Are donations to THOMPSON FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does THOMPSON FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of THOMPSON 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 THOMPSON 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 THOMPSON FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does THOMPSON FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $170, expenses of $170 and total assets of $25 at year end.
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- WEST RIVER TRANSIT AUTHORITY INC EIN 91-1848280 · last filed 990 for 2025
All nonprofits in SPEARFISH · South Dakota · Philanthropy, voluntarism and grantmaking foundations