Thomas & Margaret Tan Family Foundation
Thomas & Margaret Tan Family Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in HILLSBOROUGH, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $705K in total assets. In 2024, it awarded 7 grants totaling $39K. Net investment income was $20K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$705K
+6.1% YoY
Annual Giving
$39K
-3.2% YoY
Grant Count
7
-12.5% YoY
Avg Grant Size
$6K
+10.6% YoY
Under IRS private-foundation payout rules, Thomas & Margaret Tan Family Foundation reported a distributable amount of $47K for 2024 — the minimum it must pay out in qualifying distributions.
About Thomas & Margaret Tan Family Foundation
Based on IRS filings
Thomas & Margaret Tan Family Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in HILLSBOROUGH, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $705K in total assets. In 2024, it awarded 7 grants totaling $39K. Net investment income was $20K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $704,647 | $663,999 | $678,737 |
| Revenue | $76,746 | $37,826 | $69,031 |
| Expenses | $48,675 | $50,299 | $53,578 |
| Qualifying Distributions | $39,403 | $41,670 | $45,050 |
| Net Investment Income | $19,790 | $7,086 | $12,819 |
| Distributable Amount | $47,347 | $41,123 | $40,058 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 7 recipients in 2024
Grant Size Distribution
39 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Stanford University ($12,500), Ucsf Benioff Children's Hospital ($12,500), Colgate University ($10,000).
| Recipient | Purpose | Amount |
|---|---|---|
| STANFORD UNIVERSITY STANFORD CA, CA | UNRESTRICTED GRANT FOR EDUCATION PURPOSES. | $12,500 |
| Bellarmine College Preparatory San Jose, CA | UNRESTRICTED GRANT FOR EDUCATION PURPOSES. | $1,500 |
| HILLSBOROUGH BEAUTIFICATION FOUNDAT HILLSBOROUGH, CA | UNRESTRICTED GRANT FOR GENERAL PUBLIC PURPOSES. | $1,000 |
| COLGATE UNIVERSITY HAMILTON, NY | UNRESTRICTED GRANT FOR EDUCATION PURPOSES. | $10,000 |
| UCSF BENIOFF CHILDREN'S HOSPITAL SAN FRANCISCO, CA | Unrestricted grant related to cancer care for children | $12,500 |
| ADDICTION ED SOCIETY SAN MATEO, CA | Unrestricted grant for providing a life-time of healing for families who have been forever changed by trauma and loss. | $878 |
| TUESDAY'S CHILDREN MANHASSET, NY | Unrestricted grant for education purpose | $1,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| ERNEST P TAN | President | — | — |
| CHRISTINA L TAN | CFO | — | — |
| CATHY LING | Secretary | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Thomas & Margaret Tan Family Foundation?
Thomas & Margaret Tan Family Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in HILLSBOROUGH, CA. It holds $705K in total assets as of 2024.
How large is Thomas & Margaret Tan Family Foundation?
As of 2024, Thomas & Margaret Tan Family Foundation holds $705K in total assets with $77K in annual revenue. It awarded 7 grants totaling $39K in 2024.
Where does Thomas & Margaret Tan Family Foundation operate?
Thomas & Margaret Tan Family Foundation has awarded grants in California, New York, Washington.
What size grants does Thomas & Margaret Tan Family Foundation award?
In 2024, Thomas & Margaret Tan Family Foundation awarded 7 grants totaling $39K — an average of about $6K per grant, based on its IRS Form 990 filings.
How much is Thomas & Margaret Tan Family Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Thomas & Margaret Tan Family Foundation reported a distributable amount of $47K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Thomas & Margaret Tan Family Foundation's EIN?
Thomas & Margaret Tan Family Foundation's EIN (Employer Identification Number) is 94-3381136. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Thomas & Margaret Tan Family Foundation's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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