Nonprofit · EIN 77-0094396
WHITE MOUNTAIN INSTITUTE
Tax-exempt · LOS ALTOS, CA 94022
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| September 30, 2025 | 990-PF | $99,857 | $102,911 | -$3,054 | $1,777,386 | $0 | $1,777,386 |
Financial details: 990-PF for the year ended September 30, 2025
Revenue
- Dividends
- $36,588
- Other income
- $63,269
Expenses
- Grants and similar amounts paid
- $70,985
- Disbursements for charitable purposes
- $102,911
- Excise tax on investment income
- $1,826
Balance sheet and other
- Total assets, start of year
- $1,748,896
- Total assets, end of year
- $1,777,386
- Total liabilities, end of year
- $0
- Net assets, end of year
- $1,777,386
- Fair market value of assets
- $2,083,828
- Qualifying distributions
- $102,911
- Net investment income
- $131,401
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 September 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Paul WhiteMD PHD 144 Ashby Lane, Los Altos, CA 94022 | President | 1 | $0 |
| Linda White BA BSN MS 144 Ashby Lane, Los Altos, CA 94022 | Secretary | 1 | $0 |
| Charles White BA 711 North Federal Highway, Ft Lauderdale, FL 33304 | Treasurer | 1 | $0 |
| Giovanni Pittoni MD Piazza Todeschini 1, Abano Terme Italy, DC 00000 | Director | 1 | $0 |
| Larry R Mayne 156 Ashby Lane, Los Altos, CA 94022 | Director | 1 | $0 |
| Kristine N Lopes 878 Savory Dr, Sunnyvale, CA 94087 | President-Elect | 1 | $0 |
| Lisa M White-Knayzeh MD 2 Mt Hood Ct, San Rafael, CA 94903 | Vic-Presidnet | 1 | $0 |
| Johan Raeder MD PHD Evjehoegda 5, N Gjettum Norway, DC 00000 | Director | 1 | $0 |
| Ed A White 26845 St Andrews Lane, Valley Center, CA 92036 | Director | 1 | $0 |
| Jeremy Stevens MD Blenheim, Blenheim New Zealand, DC 00000 | Director | 1 | $0 |
| Chris Meakins 4 Harris Street, Burraneer NSW Australi, DC 00000 | Director | 1 | $0 |
| Etem Alnigenis Istanbul, Turkey, DC 00000 | Director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 144 ASHBY LN, LOS ALTOS, CA 94022-1615
- Signed the 990-PF
- Paul White, President
- Phone
- (214) 770-3775
- Return prepared by
- Rodriguez Perez Delgado & Co 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 September, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | September 30, 2026 | February 15, 2027 | Not due yet |
| 2024 | September 30, 2025 | February 16, 2026 | 990-PF on file |
| 2023 | September 30, 2024 | February 17, 2025 | 990-PF on file |
IRS record
- EIN
- 77-0094396
- 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
- 1987
- Accounting year ends
- September
- Files
- Form 990-PF
- Assets (IRS master file)
- $1,777,386
- Income (IRS master file)
- $99,857
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | September 2025 | – | – | – | IRS |
| 990-PF | September 2024 | $43,128 | $79,245 | $1,748,896 | IRS |
| 990-PF | September 2023 | $48,764 | $81,814 | $1,785,013 | IRS |
| 990-PF | September 2022 | – | – | – | IRS |
| 990-PF | September 2021 | – | – | – | IRS |
| 990-PF | September 2020 | – | – | – | IRS |
| 990-PF | September 2018 | – | – | – | IRS |
990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.
Questions about WHITE MOUNTAIN INSTITUTE
- What is the EIN of WHITE MOUNTAIN INSTITUTE?
- The employer identification number (EIN) of WHITE MOUNTAIN INSTITUTE is 77-0094396.
- Is WHITE MOUNTAIN INSTITUTE tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1987.
- Are donations to WHITE MOUNTAIN INSTITUTE tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does WHITE MOUNTAIN INSTITUTE file?
- Form 990-PF. Private foundations file every year.
- When is the next return of WHITE MOUNTAIN INSTITUTE due?
- The return for tax year 2025 (the year ending September 30, 2026) is due February 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did WHITE MOUNTAIN INSTITUTE last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended September 2025.
- Who are the officers and directors of WHITE MOUNTAIN INSTITUTE?
- The 990-PF for the year ended September 30, 2025 lists 12 people; 0 received compensation from the organization.
- How much revenue does WHITE MOUNTAIN INSTITUTE have?
- On its 990-PF for the year ended September 30, 2025 it reported revenue of $99,857, expenses of $102,911 and total assets of $1,777,386 at year end.
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