Silvio & Mary Garaventa Family
The Silvio & Mary Garaventa Family Foundation is a private family foundation established in 1986 and based in Concord, California. The foundation operates as a 501(c)(3) organization dedicated to philanthropic giving in support of education, health care, and Catholic charitable causes.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$4.1M
+10.4% YoY
Annual Giving
$41K
+36.7% YoY
Grant Count
5
+66.7% YoY
Avg Grant Size
$8K
-18.0% YoY
Under IRS private-foundation payout rules, Silvio & Mary Garaventa Family reported a distributable amount of $235K for 2025 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation's grantmaking focuses on:
- Education — particularly scholarship support and educational institutions
- Health Care
- Philanthropy, Voluntarism & Grantmaking
- Catholic charitable causes and institutions
The foundation primarily funds unrestricted grants to support specific scholarship programs, including the Saint Agnes School Scholarship, the Queen of All Saints Scholarship Fund, and the Br. Dominic Barardelli Endowed Scholarship.
Grantmaking
The foundation makes unrestricted grants to support its designated scholarship funds and charitable organizations.
Grant Types
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Geographic Focus
Where this funder awards grants
The foundation's grantmaking is primarily concentrated in California.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of Fiscal Year Ending March 2024:
- Total Assets: $3,678,916
- Total Revenues: $275,992
- Total Expenses: $109,339
- Total Liabilities: $0
Revenue Breakdown (FY 2024):
- Investment income and dividends: $100,693
- Net gain from sale of non-inventory assets: $168,576
- Miscellaneous revenues: $6,723
Historical Assets:
- FY 2024: $3,678,916
- FY 2025 (most recent filing): $4,061,311
Staffing: The foundation operates with no employees.
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $4,061,311 | $3,678,916 | $3,512,263 |
| Revenue | $505,389 | $275,992 | $90,222 |
| Expenses | $122,994 | $109,339 | $3,206,025 |
| Qualifying Distributions | $48,500 | $38,847 | $3,070,854 |
| Net Investment Income | $330,890 | $205,500 | $70,922 |
| Distributable Amount | $234,572 | $205,283 | $363,303 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2025
Grant Size Distribution
38 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest include St Rose Catholic School ($10,000), St Perpetua School ($10,000), St Mary of the Immaculate ($10,000).
| Recipient | Purpose | Amount |
|---|---|---|
| VALLEY VIEW PTA PLEASANTON, CA | UNRESTRICTED | $1,000 |
| ST ROSE CATHOLIC SCHOOL ROSEVILLE, CA | UNRESTRICTED | $10,000 |
| ST PERPETUA SCHOOL LAFAYETTE, CA | UNRESTRICTED | $10,000 |
| ST MARY OF THE IMMACULATE LOS GATOS, CA | UNRESTRICTED | $10,000 |
| AMERICAN MARTYRS SCHOOL MANHATTAN BEACH, CA | UNRESTRICTED | $10,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
Current Trustees:
- Louisa Binswanger
- Marie Adler
- Linda Colvis
Founder:
- Silvio Garaventa, Sr. (deceased February 1998)
- Mary Candida Garaventa (1924–2015)
The foundation was established by Silvio and Mary Garaventa. Mary Garaventa was a devout Catholic and strong advocate for education. The couple had five children: Silvio Garaventa, Jr., Cookie Garaventa Adler, Louisa Garaventa Binswanger, Joseph Garaventa, and Linda Garaventa Colvis.
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| LOUISA BINSWANGER | TRUSTEE | 1 | — |
| MARIE ADLER | TRUSTEE | 1 | — |
| LINDA COLVIS | TURSTEE | 1 | — |
Recent News & Activity
Recent developments and announcements
The foundation continues active grantmaking in support of education and Catholic charitable causes. Recent activity includes grants to educational institutions and scholarship programs in California. The foundation's commitment to Catholic higher education is evidenced by its long-standing support of the University of Portland, including major gifts for the renovation of Waldschmidt Hall and support for the Earle A. Chiles Center and Harry A. Merlo Field. The family also established the Garaventa Center for Catholic Intellectual Life and American Culture at the University of Portland, dedicated in 2005.
NC TraCS Grant awarded to Silvio Antoniak, PHD | UNC Blood Research CenterFrequently Asked Questions
What does Silvio & Mary Garaventa Family fund?
The foundation's grantmaking focuses on: • **Education** — particularly scholarship support and educational institutions • **Health Care** • **Philanthropy, Voluntarism & Grantmaking** • **Catholic charitable causes and institutions** The foundation primarily funds unrestricted grants to support specific scholarship programs, including the Saint Agnes School Scholarship, the Queen of All Saints Scholarship Fund, and the Br. Dominic Barardelli Endowed Scholarship.
How do I apply for a grant from Silvio & Mary Garaventa Family?
**Grant Characteristics:** • Typical award range: $1,000–$1,000,000 • Median grant amount: $10,000 • Recent grant activity: Nine grants made in fiscal year 2024 **Recent Grants:** • California State PTA - Valley View Elementary School PTA: $1,000 (2024) **Grant Types:** The foundation makes unrestricted grants to support its designated scholarship funds and charitable organizations.
Where does Silvio & Mary Garaventa Family make grants?
The foundation's grantmaking is primarily concentrated in California.
What size grants does Silvio & Mary Garaventa Family award?
In 2025, Silvio & Mary Garaventa Family awarded 5 grants totaling $41K — an average of about $8K per grant, based on its IRS Form 990 filings.
How much is Silvio & Mary Garaventa Family required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, Silvio & Mary Garaventa Family reported a distributable amount of $235K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Silvio & Mary Garaventa Family's EIN?
Silvio & Mary Garaventa Family's EIN (Employer Identification Number) is 68-0100302. IRS Form 990 filing data is available on this page for 2021–2025.
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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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