Nonprofit · EIN 46-6342308
ANDREWS WINSLOW FOUNDATION
Also known as DON E WINSLOW TTEE
Tax-exempt · BOSTON, MA 02110
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $26,883 | $78,536 | -$51,653 | $928,339 | $0 | $928,339 |
| December 31, 2024 | 990-PF | $128,082 | $97,567 | $30,515 | $982,944 | $0 | $982,944 |
| December 31, 2023 | 990-PF | $169,983 | $68,125 | $101,858 | $952,433 | $0 | $952,433 |
| December 31, 2022 | 990-PF | $50,926 | $82,764 | -$31,838 | $850,575 | $0 | $850,575 |
| December 31, 2021 | 990-PF | $62,875 | $61,108 | $1,767 | $882,413 | $0 | $882,413 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Dividends
- $28,159
- Interest
- $22
- Net gain from sales of assets
- -$1,298
Expenses
- Grants and similar amounts paid
- $68,000
- Compensation of officers, directors and key employees
- $7,762
- Disbursements for charitable purposes
- $70,250
- Excise tax on investment income
- $283
Balance sheet and other
- Total assets, start of year
- $982,944
- Total assets, end of year
- $928,339
- Total liabilities, end of year
- $0
- Net assets, end of year
- $928,339
- Fair market value of assets
- $1,490,828
- Qualifying distributions
- $70,250
- Net investment income
- $27,620
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 |
|---|---|---|---|
| CIBC National Trust Company 100 FEDERAL ST 31ST FL, BOSTON, MA 02110 | TRUSTEE | 1 | $7,762 |
| Don Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | President | 2 | $0 |
| Betty Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | Secretary/Treas | 2 | $0 |
990-PF for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Don Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | President | 2 | $0 |
| Betty Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | Secretary/Treas | 2 | $0 |
| CIBC National Trust Company 100 FEDERAL ST 37TH FL, BOSTON, MA 02110 | TRUSTEE | 1 | $0 |
990-PF for the year ended December 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Don Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | President | 2 | $0 |
| Betty Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | SecretaryTreasurer | 2 | $0 |
990-PF for the year ended December 31, 2022: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Don Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | President | 2 | $0 |
| Betty Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | SecretaryTreasurer | 2 | $0 |
990-PF for the year ended December 31, 2021: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Don Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | President | 2 | $0 |
| Betty Winslow 9194 South Lost Hill Drive, Lone Tree, CO 80124 | SecretaryTreasurer | 0 | $0 |
Address and contacts
- Address (IRS master file)
- 100 FEDERAL ST 31ST FLOOR, BOSTON, MA 02110-1883
- Signed the 990-PF
- AARON SHIELDS, MANAGING DIRECT
- Phone
- (617) 537-6963
- Return prepared by
- ERNST & YOUNG US LLP
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
- 46-6342308
- 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
- 2013
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $928,339
- Income (IRS master file)
- $385,498
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $26,883 | $78,536 | $928,339 | IRS |
| 990-PF | December 2024 | $128,082 | $97,567 | $982,944 | XML |
| 990-PF | December 2023 | $169,983 | $68,125 | $952,433 | XML |
| 990-PF | December 2022 | $50,926 | $82,764 | $850,575 | XML |
| 990-PF | December 2021 | $62,875 | $61,108 | $882,413 | XML |
| 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 46-6342308).
Questions about ANDREWS WINSLOW FOUNDATION
- What is the EIN of ANDREWS WINSLOW FOUNDATION?
- The employer identification number (EIN) of ANDREWS WINSLOW FOUNDATION is 46-6342308.
- Is ANDREWS WINSLOW FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2013.
- Are donations to ANDREWS WINSLOW FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does ANDREWS WINSLOW FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of ANDREWS WINSLOW 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 ANDREWS WINSLOW 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 ANDREWS WINSLOW FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 3 people; 1 received compensation from the organization, the highest $7,762 (CIBC National Trust Company, TRUSTEE).
- How much revenue does ANDREWS WINSLOW FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $26,883, expenses of $78,536 and total assets of $928,339 at year end.
Other nonprofits in BOSTON
- BANK OF AMERICA CHARITABLE GIFT FUND EIN 04-6010342 · last filed 990 for 2024
- THE US CHARITABLE GIFT TRUST EIN 31-1663020 · last filed 990 for 2024
- BOSTON FOUNDATION INC EIN 04-2104021 · last filed 990 for 2025
- COMBINED JEWISH PHILANTHROPIES OF GREATER BOSTON INC EIN 04-2103559 · last filed 990 for 2025
- BNY MELLON CHARITABLE GIFT FUND EIN 30-0748315 · last filed 990 for 2024
- THE MELLEN CHARITABLE FOUNDATION INC EIN 85-3945419 · last filed 990-PF for 2024
- BARR FOUNDATION EIN 04-6579815 · last filed 990-PF for 2024
- JEREMY AND HANNELORE GRANTHAM ENVIRONMENTAL TRUST EIN 20-3959397 · last filed 990 for 2024
All nonprofits in BOSTON · Massachusetts · Philanthropy, voluntarism and grantmaking foundations