Nonprofit · EIN 87-1819876
MARIEL HEMINGWAY FOUNDATION INC
Tax-exempt · WESTLAKE VLG, CA 91362
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $0 | $0 | $0 | $767 | $0 | $767 |
| December 31, 2024 | 990 | $0 | $0 | $0 | $0 | $0 | $0 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $0
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
Balance sheet and other
- Total assets, start of year
- $767
- Total assets, end of year
- $767
- Total liabilities, end of year
- $0
- Net assets, end of year
- $767
- Cash, savings and investments
- $767
- Gross receipts
- $0
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-EZ for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARIEL HEMINGWAY | CHIEF EXECUTIVE OFFICER | 0 | $0 |
990 for the year ended December 31, 2024: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARIEL HEMINGWAY | CHIEF EXECUTIVE OFFICER Officer | 40 | $0 |
| KARYN DILWORTH | SECRETARY Officer | 40 | $0 |
Address and contacts
- Address (IRS master file)
- 31200 VIA COLINAS STE 200, WESTLAKE VLG, CA 91362-3959
- Signed the 990-EZ
- MARIEL HEMINGWAY, OFFICER
- Phone
- (805) 294-4747
California records
California keeps its own records of charities and corporations. Search them by EIN 87-1819876 or by the name MARIEL HEMINGWAY FOUNDATION INC.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
The Mariel Hemingway Foundation is to compassionately help the patients navigate their mental illness by providing the best access to qualified practitioners, treatments, and technologies.
Program accomplishments
- The Mariel Hemingway Foundation is to compassionately help the patients navigate their mental illness by providing the best access to qualified practitioners, treatments, and technologies.
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | Check at the IRS |
IRS record
- EIN
- 87-1819876
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2025
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Public and societal benefit (W99)
- Assets (IRS master file)
- $767
Filing history
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 87-1819876).
Questions about MARIEL HEMINGWAY FOUNDATION INC
- What is the EIN of MARIEL HEMINGWAY FOUNDATION INC?
- The employer identification number (EIN) of MARIEL HEMINGWAY FOUNDATION INC is 87-1819876.
- Is MARIEL HEMINGWAY FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2025.
- Are donations to MARIEL HEMINGWAY FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MARIEL HEMINGWAY FOUNDATION INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of MARIEL HEMINGWAY FOUNDATION INC 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 MARIEL HEMINGWAY FOUNDATION INC last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who are the officers and directors of MARIEL HEMINGWAY FOUNDATION INC?
- The 990-EZ for the year ended December 31, 2025 lists 1 person; 0 received compensation from the organization.
- How much revenue does MARIEL HEMINGWAY FOUNDATION INC have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $0, expenses of $0 and total assets of $767 at year end.
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