S D Trombetta Foundation
Invitation OnlyPleasanton, California · EIN 77-0342667 · Private foundation
Grants paid (2025)$775K
Organizations funded18
Typical grant$25,000
Total assets$2.4M
Half of its grants to organizations were between $20,000 and $50,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
61% of grants went outside California.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Cabrillo College Foundation | Aptos, CA | Basic operating expenses | $200,000 |
| Unicef USA | New York, NY | Basic operating expenses | $75,000 |
| Aauw | San Jose, CA | Basic operating expenses | $60,000 |
| Givewell Top Charities Fund | Oakland, CA | Basic operating expenses | $50,000 |
| Last Mile Health | Boston, MA | Basic operating expenses | $50,000 |
| Planned Parenthood Federation | New York, NY | Basic operating expenses | $50,000 |
| Southern Poverty Law Center | Montgomery, AL | Basic operating expenses | $50,000 |
| The Humane Farming Association | San Rafael, CA | Basic operating expenses | $50,000 |
| International Rescue Comiittee for Afghanistan | New York, NY | Basic operating expenses | $25,000 |
| Save the Children | Fairfield, CT | Basic operating expenses | $25,000 |
| The Tibet Fund | New York, NY | Basic operating expenses | $25,000 |
| Center for Science in the Public Interest | Washington, DC | Basic operating expenses | $20,000 |
| Common Sense Media | San Francisco, CA | Basic operating expenses | $20,000 |
| Global Giving | Washington, DC | Basic operating expenses | $20,000 |
| National Alliance on Mental Illness (Nami) | Arlington, VA | Basic operating expenses | $20,000 |
| Global Glimpse | Oakland, CA | Basic operating expenses | $15,000 |
| Sandy Hook Promise Foundation | Newtown, CT | Basic operating expenses | $15,000 |
| Parisi House on the Hill | San Jose, CA | Basic operating expenses | $5,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $775,000 | 18 |
| 2024 | $713,000 | 13 |
| 2023 | $985,000 | 20 |
Sources
- IRS Form 990-PF, tax year 2025, filed Sep 15, 2026 - IRS e-file batch, object ID 202642589349100964
- IRS Tax Exempt Organization Search for EIN 77-0342667
- Profile updated Nov 7, 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.