Nonprofit · EIN 83-3831129
AMERICAN EXPERIMENT FOUNDATION
Tax-exempt · MINNETONKA, MN 55343
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $9,046 | $0 | $9,046 | $233,041 | $0 | $233,041 |
| December 31, 2024 | 990-EZ | $9,379 | $0 | $9,379 | $223,995 | $0 | $223,995 |
| December 31, 2023 | 990-EZ | $6,934 | $0 | $6,934 | $214,616 | $0 | $214,616 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Other revenue
- $9,046
Expenses
- Compensation of officers, directors and key employees
- $0
Balance sheet and other
- Total assets, start of year
- $223,995
- Total assets, end of year
- $233,041
- Total liabilities, end of year
- $0
- Net assets, end of year
- $233,041
- Cash, savings and investments
- $233,041
- Gross receipts
- $9,046
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-EZ for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ron Eibensteiner | Chairman | 1 | $0 |
| John Hinderaker | President/Treasurer | 5 | $0 |
| Peter Zeller | Secretary | 1 | $0 |
990-EZ for the year ended December 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| John Hinderaker | President/Treasurer | 5 | $155,000 |
| Ron Eibensteiner | Chairman | 1 | $0 |
| Kristen Sheehan | Director | 1 | $0 |
| Pari Cariago | Director | 1 | $0 |
| Mark Larson | Secretary | 1 | $0 |
990-EZ for the year ended December 31, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ron Eibensteiner | Chairman | 1 | $0 |
| Kristen Sheehan | Director | 1 | $0 |
| Pari Cariago | Director | 1 | $0 |
| John Hinderaker | President/Treasurer | 5 | $0 |
| Mark Larson | Secretary | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 12600 WHITEWATER DR STE 150, MINNETONKA, MN 55343-4656
- Signed the 990-EZ
- John Hinderaker, President/Treasurer
- Phone
- (612) 338-3605
- Website
- www.americanexperiment.org
- Return prepared by
- Abdo LLP
Mission
Raise additional contributions and support the mission of the Center of the American Experiment.
Program accomplishments
- To support the mission of the Center of the American Experiment.
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 83-3831129
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Supporting organization, Type I
- Donations deductible (Pub 78)
- Supporting organization, 50% limit
- Exempt since
- 2019
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Civil rights, social action and advocacy (R11)
- Assets (IRS master file)
- $233,041
- Income (IRS master file)
- $9,046
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $9,046 | $0 | $233,041 | XML |
| 990-EZ | December 2024 | $9,379 | $0 | $223,995 | IRS |
| 990-EZ | December 2023 | $6,934 | $0 | $214,616 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | 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 83-3831129).
Questions about AMERICAN EXPERIMENT FOUNDATION
- What is the EIN of AMERICAN EXPERIMENT FOUNDATION?
- The employer identification number (EIN) of AMERICAN EXPERIMENT FOUNDATION is 83-3831129.
- Is AMERICAN EXPERIMENT FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
- Are donations to AMERICAN EXPERIMENT FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization, 50% limit).
- Which annual return does AMERICAN EXPERIMENT FOUNDATION file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of AMERICAN EXPERIMENT 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 AMERICAN EXPERIMENT FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who are the officers and directors of AMERICAN EXPERIMENT FOUNDATION?
- The 990-EZ for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does AMERICAN EXPERIMENT FOUNDATION have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $9,046, expenses of $0 and total assets of $233,041 at year end.
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All nonprofits in MINNETONKA · Minnesota · Civil rights, social action and advocacy