Nonprofit · EIN 26-1115900
TRIO FOUNDATION
Tax-exempt · WINNETKA, IL 60093
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $107,631 | $70,972 | $36,659 | $4,309,023 | $0 | $4,309,023 |
| December 31, 2024 | 990-PF | $198,129 | $50,751 | $147,378 | $4,272,364 | $0 | $4,272,364 |
| December 31, 2023 | 990-PF | $78,794 | $122,805 | -$44,011 | $4,124,986 | $0 | $4,124,986 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Dividends
- $93,924
- Interest
- $3,581
- Net gain from sales of assets
- $10,126
Expenses
- Grants and similar amounts paid
- $31,500
- Compensation of officers, directors and key employees
- $0
- Disbursements for charitable purposes
- $31,500
- Excise tax on investment income
- $1,015
Balance sheet and other
- Total assets, start of year
- $4,272,364
- Total assets, end of year
- $4,309,023
- Total liabilities, end of year
- $0
- Net assets, end of year
- $4,309,023
- Fair market value of assets
- $5,234,780
- Qualifying distributions
- $31,500
- Net investment income
- $107,631
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 |
|---|---|---|---|
| ANN L AMBOIAN 905 SUNSET ROAD, WINNETKA, IL 60093 | DIRECTOR | 3 | $0 |
| JOHN P AMBOIAN JR 905 SUNSET ROAD, WINNETKA, IL 60093 | DIRECTOR | 1 | $0 |
| ANDREW L AMBOIAN 2612 POLOLEI PLACE, HAIKU, HI 96708 | DIRECTOR | 1 | $0 |
| ALEXANDER AMBOIAN 2330 W PALMER STREET UNIT 1, CHICAGO, IL 60647 | TREASURER, SECRETARY & DIRECTOR | 1 | $0 |
| MADISON AMBOIAN 2654 N GREENVIEW AVENUE, CHICAGO, IL 60614 | PRESIDENT & DIRECTOR | 1 | $0 |
990-PF for the year ended December 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ANN L AMBOIAN 905 SUNSET ROAD, WINNETKA, IL 60093 | DIRECTOR | 3 | $0 |
| JOHN P AMBOIAN JR 905 SUNSET ROAD, WINNETKA, IL 60093 | DIRECTOR | 1 | $0 |
| ANDREW L AMBOIAN 2612 POLOLEI PLACE, HAIKU, HI 96708 | DIRECTOR | 1 | $0 |
| ALEXANDER AMBOIAN 2330 W PALMER STREET UNIT 1, CHICAGO, IL 60647 | TREASURER, SECRETARY & DIRECTOR | 1 | $0 |
| MADISON AMBOIAN 905 SUNSET ROAD, WINNETKA, IL 60093 | PRESIDENT & DIRECTOR | 1 | $0 |
990-PF for the year ended December 31, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ANN L AMBOIAN 905 SUNSET ROAD, WINNETKA, IL 60093 | DIRECTOR | 3 | $0 |
| JOHN P AMBOIAN JR 905 SUNSET ROAD, WINNETKA, IL 60093 | DIRECTOR | 1 | $0 |
| ANDREW L AMBOIAN PO BOX 387, HAIKU, HI 96708 | DIRECTOR | 1 | $0 |
| ALEXANDER AMBOIAN 2330 W PALMER STREET UNIT 1, CHICAGO, IL 60647 | TREASURER, SECRETARY & DIRECTOR | 1 | $0 |
| MADISON AMBOIAN 625 W DIVISION STREET 1001, CHICAGO, IL 60610 | PRESIDENT & DIRECTOR | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 905 SUNSET RD, WINNETKA, IL 60093-3621
- Signed the 990-PF
- ALEX AMBOIAN, TREASURER
- Phone
- (312) 917-7795
- Return prepared by
- BURKE WARREN MACKAY & SERRITELLA PC
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
- 26-1115900
- 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
- 2007
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $4,309,023
- Income (IRS master file)
- $360,769
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $107,631 | $70,972 | $4,309,023 | IRS |
| 990-PF | December 2024 | $198,129 | $50,751 | $4,272,364 | XML |
| 990-PF | December 2023 | $78,794 | $122,805 | $4,124,986 | 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 26-1115900).
Questions about TRIO FOUNDATION
- What is the EIN of TRIO FOUNDATION?
- The employer identification number (EIN) of TRIO FOUNDATION is 26-1115900.
- Is TRIO FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2007.
- Are donations to TRIO FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does TRIO FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of TRIO 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 TRIO 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 TRIO FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 5 people; 0 received compensation from the organization.
- How much revenue does TRIO FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $107,631, expenses of $70,972 and total assets of $4,309,023 at year end.
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All nonprofits in WINNETKA · Illinois · Philanthropy, voluntarism and grantmaking foundations