Trione Family Foundation
Historical FunderSanta Rosa, California · EIN 94-1693238 · Private foundation
Half of its grants to organizations were between $10,000 and $50,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | Trione Foundation |
|---|---|
| Address | PO Box NN, Santa Rosa CA 95402 |
| Phone | 7075423134 |
| Form and materials | Letter describing the request, with full explanation of the planned use of funds, including the amount to be allocated to administrative costs. |
| Deadlines | None |
| Restrictions | None |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
6% of grants went outside California.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Stanford University | Stanford, CA | Siepr | $200,000 |
| Santa Rosa Memorial Hospital Founda | Santa Rosa, CA | Capital campaign | $179,793 |
| Ceres Community Project | Sebastopol, CA | General use | $125,000 |
| United Way | Santa Rosa, CA | General use | $100,000 |
| Redwood Gospel Mission | Santa Rosa, CA | General use | $100,000 |
| Children's Museum of Sonoma County | Santa Rosa, CA | General purposes | $75,000 |
| Santa Rosa Symphony Assoc | Santa Rosa, CA | Underwriting Classical series | $65,000 |
| Laguna de Santa Rosa Foundation | Santa Rosa, CA | General use | $50,000 |
| Women's Recovery Services | Santa Rosa, CA | General use | $50,000 |
| Museum of Sonoma County | Santa Rosa, CA | Collection of Gay LeBaron oral history of Sonoma County | $50,000 |
| YMCA Sonoma County | Santa Rosa, CA | General purpose | $50,000 |
| TLC Child Family Services | Sebastopol, CA | General use | $50,000 |
| Tides Center | Los Angeles, CA | General use | $50,000 |
| Sonoma County Library Foundation | Santa Rosa, CA | Wine Country from Roseland | $25,000 |
| Marines' Memorial Foundation | San Francisco, CA | General use | $25,000 |
| Friends of Trione-Annadel State Par | Kenwood, CA | Park improvements | $23,000 |
| US Navy Memorial Foundation | Washington, DC | Lone Sailor Awards | $15,000 |
| Sonoma County Children's Charities | Santa Rosa, CA | General use | $10,000 |
| Farm to Pantry | Healdsburg, CA | General | $10,000 |
| Family Justice Center Sonoma County | Santa Rosa, CA | General purpose | $10,000 |
| Cancer Research Institute | New York, NY | General purposes | $10,000 |
| Healdsburg Food Pantry | Healdsburg, CA | General purposes | $10,000 |
| The Bird Rescue Center | Santa Rosa, CA | General purposes | $10,000 |
| Luther Burbank Memorial Foundation | Santa Rosa, CA | General use | $10,000 |
| Redwood Empire Council Boy Scouts o | Santa Rosa, CA | Promoting Scouting leadership and education | $5,000 |
| Diocese of Santa Rosa | Santa Rosa, CA | General purpose | $5,000 |
| Santa Rosa Junior College Foundatio | Santa Rosa, CA | Capital campaign | $3,000 |
| Boys Girls Club of Central Sonoma C | Santa Rosa, CA | General use | $2,500 |
| Santa Rosa Sunrise Rotary Club | Santa Rosa, CA | General use | $2,000 |
| Star of the Valley Church | Santa Rosa, CA | General use | $1,800 |
| Proctor Terrace PTA | Santa Rosa, CA | General purposes | $500 |
The return also lists 19 grants to individuals ($731,000). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $2,053,593 | 50 |
| 2024 | $2,032,278 | 54 |
| 2023 | $1,014,045 | 38 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 7, 2026 - IRS e-file batch, object ID 202641269349103289
- IRS Tax Exempt Organization Search for EIN 94-1693238
- Profile updated Nov 6, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.