Nonprofit · EIN 04-6907024
THOMAS M & NANCY ONEILL FOUNDATION
Also known as ONEILL THOMAS M
Tax-exempt · DUXBURY, MA 02331
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $134,231 | $110,577 | $23,654 | $1,348,250 | $5,341 | $1,342,909 |
| December 31, 2024 | 990-PF | $116,446 | $89,800 | $26,646 | $1,324,596 | $5,341 | $1,319,255 |
| December 31, 2023 | 990-PF | $65,236 | $92,950 | -$27,714 | $1,297,950 | $5,341 | $1,292,609 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $100,000
- Dividends
- $34,231
Expenses
- Grants and similar amounts paid
- $103,000
- Compensation of officers, directors and key employees
- $0
- Disbursements for charitable purposes
- $103,000
- Excise tax on investment income
- $377
Balance sheet and other
- Total assets, start of year
- $1,324,596
- Total assets, end of year
- $1,348,250
- Total liabilities, end of year
- $5,341
- Net assets, end of year
- $1,342,909
- Fair market value of assets
- $1,251,632
- Qualifying distributions
- $103,000
- Net investment income
- $34,231
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 |
|---|---|---|---|
| Thomas M O'Neill 140 Broad Street South, Naples, FL 34102 | Trustee | 1 | $0 |
| Nancy H O'Neill 140 Broad Street South, Naples, FL 34102 | Trustee | 1 | $0 |
990-PF for the year ended December 31, 2024: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Thomas M O'Neill 140 Broad Street South, Naples, FL 34102 | Trustee | 1 | $0 |
| Nancy H O'Neill 140 Broad Street South, Naples, FL 34102 | Trustee | 1 | $0 |
990-PF for the year ended December 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Thomas M O'Neill 140 Broad Street South, Naples, FL 34102 | Trustee | 1 | $0 |
| Nancy H O'Neill 140 Broad Street South, Naples, FL 34102 | Trustee | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 2779, DUXBURY, MA 02331-2779
- Signed the 990-PF
- Thomas M O'Neill, Trustee
- Phone
- (781) 934-5521
- Return prepared by
- Gene O'Neill & Company
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
- 04-6907024
- 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
- 2000
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T22)
- Assets (IRS master file)
- $1,348,250
- Income (IRS master file)
- $134,231
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $134,231 | $110,577 | $1,348,250 | XML |
| 990-PF | December 2024 | $116,446 | $89,800 | $1,324,596 | XML |
| 990-PF | December 2023 | $65,236 | $92,950 | $1,297,950 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 2020 | – | – | – | IRS |
| 990-PF | December 2018 | – | – | – | 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 04-6907024).
Questions about THOMAS M & NANCY ONEILL FOUNDATION
- What is the EIN of THOMAS M & NANCY ONEILL FOUNDATION?
- The employer identification number (EIN) of THOMAS M & NANCY ONEILL FOUNDATION is 04-6907024.
- Is THOMAS M & NANCY ONEILL FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2000.
- Are donations to THOMAS M & NANCY ONEILL FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does THOMAS M & NANCY ONEILL FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of THOMAS M & NANCY ONEILL 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 THOMAS M & NANCY ONEILL 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 THOMAS M & NANCY ONEILL FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
- How much revenue does THOMAS M & NANCY ONEILL FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $134,231, expenses of $110,577 and total assets of $1,348,250 at year end.
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