Nonprofit · EIN 46-1580680
MACK FOUNDATION
Tax-exempt · BAINBRIDGE IS, WA 98110
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $180,671 | $323,230 | -$142,559 | $1,875,564 | $0 | $1,875,564 |
| December 31, 2024 | 990-PF | $69,005 | $243,322 | -$174,317 | $2,018,123 | $0 | $2,018,123 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Dividends
- $50,425
- Net gain from sales of assets
- $130,246
Expenses
- Grants and similar amounts paid
- $314,000
- Disbursements for charitable purposes
- $323,230
- Excise tax on investment income
- $2,383
Balance sheet and other
- Total assets, start of year
- $2,018,123
- Total assets, end of year
- $1,875,564
- Total liabilities, end of year
- $0
- Net assets, end of year
- $1,875,564
- Fair market value of assets
- $2,697,966
- Qualifying distributions
- $323,230
- Net investment income
- $180,671
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 |
|---|---|---|---|
| ROBERT BMACK 11752 ARROW POINT DRIVE, BAINBRIDGE ISLAND, WA 98110 | TRUSTEE | 0 | $0 |
990-PF for the year ended December 31, 2024: 1 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT BMACK 11752 ARROW POINT DRIVE, BAINBRIDGE ISLAND, WA 98110 | TRUSTEE | 0 | $0 |
Address and contacts
- Address (IRS master file)
- 11752 ARROW POINT DR NE, BAINBRIDGE IS, WA 98110-1425
- Signed the 990-PF
- ROBERT BMACK, TRUSTEE
- Phone
- (206) 714-9075
- Return prepared by
- SMITH & DEKAY CPAS
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
- 46-1580680
- 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
- 2014
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T99)
- Assets (IRS master file)
- $1,875,564
- Income (IRS master file)
- $563,363
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $180,671 | $323,230 | $1,875,564 | XML |
| 990-PF | December 2024 | $69,005 | $243,322 | $2,018,123 | XML |
| 990-PF | December 2023 | $50,011 | $163,927 | $2,192,440 | IRS |
| 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 46-1580680).
Questions about MACK FOUNDATION
- What is the EIN of MACK FOUNDATION?
- The employer identification number (EIN) of MACK FOUNDATION is 46-1580680.
- Is MACK FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to MACK FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does MACK FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of MACK 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 MACK 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 MACK FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 1 person; 0 received compensation from the organization.
- How much revenue does MACK FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $180,671, expenses of $323,230 and total assets of $1,875,564 at year end.
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- MARKS FAMILY FOUNDATION EIN 46-1352263 · last filed 990-PF for 2025
- ONE CALL FOR ALL EIN 91-0782393 · last filed 990 for 2024
- HOVEIDA FAMILY FOUNDATION EIN 85-4041310 · last filed 990-PF for 2024
- FOUNDATION FOR EQUITY AND JUSTICE LTD EIN 85-4105257 · last filed 990-PF for 2025
- ROBINSON FOUNDATION EIN 81-6969560 · last filed 990-PF for 2024
- LEITER FAMILY FOUNDATION EIN 91-2010504 · last filed 990-PF for 2024
- FRED H AND MARY S DORE CHARITABLE FFOUNDATION EIN 20-4749617 · last filed 990-PF for 2024
All nonprofits in BAINBRIDGE IS · Washington · Philanthropy, voluntarism and grantmaking foundations