Nonprofit · EIN 23-7120564
LAMB FOUNDATION
Tax-exempt · LAKE OSWEGO, OR 97035
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $730,677 | $477,883 | $252,794 | $5,918,135 | $0 | $5,918,135 |
| December 31, 2024 | 990-PF | $367,906 | $441,104 | -$73,198 | $5,665,341 | $0 | $5,665,341 |
| December 31, 2023 | 990-PF | $235,393 | $393,701 | -$158,308 | $5,738,539 | $0 | $5,738,539 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Dividends
- $182,502
- Net gain from sales of assets
- $546,382
- Other income
- $1,793
Expenses
- Grants and similar amounts paid
- $319,600
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $89,385
- Disbursements for charitable purposes
- $420,637
- Excise tax on investment income
- $9,440
Balance sheet and other
- Total assets, start of year
- $5,665,341
- Total assets, end of year
- $5,918,135
- Total liabilities, end of year
- $0
- Net assets, end of year
- $5,918,135
- Fair market value of assets
- $8,694,287
- Qualifying distributions
- $420,637
- Net investment income
- $730,677
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 |
|---|---|---|---|
| BRENDA LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | PRESIDENT | 2 | $0 |
| HEATHER BAILEY PO BOX 1705, LAKE OSWEGO, OR 97035 | VICE PRESIDENT | 1 | $0 |
| KAREN ANNE HORTON PO BOX 1705, LAKE OSWEGO, OR 97035 | SECRETARY | 1 | $0 |
| CARL LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | TREASURER | 2 | $0 |
| BENJAMIN BAILEY PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| CORWIN WALDRON PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| FINN JAMES PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| LAUREN BIRKHAHN PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
990-PF for the year ended December 31, 2024: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BARBARA LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | PRESIDENT | 2 | $0 |
| MARGARET MINNICK PO BOX 1705, LAKE OSWEGO, OR 97035 | VICE PRESIDENT (UNTIL 8/24) | 1 | $0 |
| HEATHER BAILEY PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| CARL LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | TREASURER | 2 | $0 |
| KAREN ANNE HORTON PO BOX 1705, LAKE OSWEGO, OR 97035 | SECRETARY | 1 | $0 |
| CORWIN WALDRON PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| FINN JAMES PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| BRENDA LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | VICE PRESIDENT (AS OF 8/24) | 1 | $0 |
990-PF for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BARBARA LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | PRESIDENT | 2 | $0 |
| MARGARET MINNICK PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| HEATHER BAILEY PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| BRENDA LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| MARK VAN OPPEN PO BOX 1705, LAKE OSWEGO, OR 97035 | VICE-PRESIDENT | 1 | $0 |
| CARL LAMB PO BOX 1705, LAKE OSWEGO, OR 97035 | TREASURER | 2 | $0 |
| KAREN ANNE HORTON PO BOX 1705, LAKE OSWEGO, OR 97035 | SECRETARY | 1 | $0 |
| CORWIN WALDRON PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
| FINN JAMES PO BOX 1705, LAKE OSWEGO, OR 97035 | DIRECTOR | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 1705, LAKE OSWEGO, OR 97035-0575
- Signed the 990-PF
- BARBARA LAMB, PRESIDENT
- Phone
- (503) 635-8010
- Website
- WWW.LAMBFOUNDATION.ORG
- Return prepared by
- REDW LLC
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
- 23-7120564
- 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
- 1971
- Accounting year ends
- December
- Files
- Form 990-PF
- Assets (IRS master file)
- $5,918,135
- Income (IRS master file)
- $2,402,387
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $730,677 | $477,883 | $5,918,135 | XML |
| 990-PF | December 2024 | $367,906 | $441,104 | $5,665,341 | IRS |
| 990-PF | December 2023 | $235,393 | $393,701 | $5,738,539 | 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 23-7120564).
Questions about LAMB FOUNDATION
- What is the EIN of LAMB FOUNDATION?
- The employer identification number (EIN) of LAMB FOUNDATION is 23-7120564.
- Is LAMB FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1971.
- Are donations to LAMB FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does LAMB FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of LAMB 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 LAMB 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 LAMB FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
- How much revenue does LAMB FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $730,677, expenses of $477,883 and total assets of $5,918,135 at year end.
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