SD Trombetta Foundation
SD Trombetta Foundation is a private foundation based in Los Gatos, California. The organization holds 501(c)(3) status and was established in 1993 according to its IRS ruling year.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$2.0M
-10.5% YoY
Annual Giving
$713K
-27.6% YoY
Grant Count
13
-35.0% YoY
Avg Grant Size
$55K
+11.4% YoY
Under IRS private-foundation payout rules, SD Trombetta Foundation reported a distributable amount of $140K for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation's grant-making priorities focus on:
- Education
- Philanthropy, Voluntarism & Grantmaking
- Human Services
Within education, the foundation has demonstrated particular interest in science education, STEM education, and support for education nonprofits.
Grantmaking
Based on the most recent IRS Form 990 filing (2024), the foundation distributed $713,000 in total giving during that period.
Average Grant
amount and median grant amount data are available but specific figures were not fully detailed in source materials
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Geographic Focus
Where this funder awards grants
The foundation primarily directs its grant-making to organizations in:
- California
- Massachusetts
- District of Columbia
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
Assets: $2,032,157
Annual Giving: $713,000 (based on 2024 IRS Form 990 filing)
The foundation's financial data is derived from digitized IRS Form 990 filings, with information last updated February 24, 2026.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $2,032,157 | $2,271,388 | $3,012,126 |
| Revenue | $485,130 | $257,255 | $457,504 |
| Expenses | $722,771 | $1,001,193 | $1,216,955 |
| Qualifying Distributions | $713,000 | $985,000 | $1,197,000 |
| Net Investment Income | $485,130 | $252,534 | $445,342 |
| Distributable Amount | $139,860 | $138,334 | $185,892 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
88 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Cabrillo College Foundation ($200,000), Aauw ($75,000), American Red Cross ($50,000).
| Recipient | Purpose | Amount |
|---|---|---|
| AAUW San Jose, CA | Support of Charitable Organization. | $75,000 |
| American Red Cross Beaumont, TX | Support of Charitable Organization. | $50,000 |
| Cabrillo College Foundation Aptos, CA | Support of private foundation. | $200,000 |
| Clean Air Task Force Boston, MA | Support of Charitable Organization. | $50,000 |
| Give Well Top Charities Fund Oakland, CA | Support of Charitable Organization. | $50,000 |
| The Humane Farming Association San Rafael, CA | Support of Charitable Organization. | $50,000 |
| Southern Poverty Law Center Montgomery, AL | Support of Charitable Organization. | $50,000 |
| Planned Parenthood Washington, DC | Support of Charitable Organization. | $50,000 |
| Parisi House San Jose, CA | Support of Charitable Organization. | $5,000 |
| Last Mile Health Boston, MA | Support of Charitable Organization. | $50,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Anne Decker | Director | 1 | — |
| Diane Trombetta | President | 1 | — |
| Liza Reynolds | Director | 1 | — |
| Loren Reynolds | Director | 1 | — |
Frequently Asked Questions
What does SD Trombetta Foundation fund?
The foundation's grant-making priorities focus on: • Education • Philanthropy, Voluntarism & Grantmaking • Human Services Within education, the foundation has demonstrated particular interest in science education, STEM education, and support for education nonprofits.
How do I apply for a grant from SD Trombetta Foundation?
**Grant Amounts:** • Typical awards range from $3,000 to $407,000 • Average grant amount and median grant amount data are available but specific figures were not fully detailed in source materials **Recent Activity:** Based on the most recent IRS Form 990 filing (2024), the foundation distributed $713,000 in total giving during that period.
Where does SD Trombetta Foundation make grants?
The foundation primarily directs its grant-making to organizations in: • California • Massachusetts • District of Columbia
What size grants does SD Trombetta Foundation award?
In 2024, SD Trombetta Foundation awarded 13 grants totaling $713K — an average of about $55K per grant, based on its IRS Form 990 filings.
How much is SD Trombetta Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, SD Trombetta Foundation reported a distributable amount of $140K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is SD Trombetta Foundation's EIN?
SD Trombetta Foundation's EIN (Employer Identification Number) is 77-0342667. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in SD Trombetta Foundation's focus areas in our free grants database
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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