Vivian & Mark Tien Family
Vivian & Mark Tien Family is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAN JOSE, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $596K in total assets. In 2024, it awarded 1 grants totaling $9K. Net investment income was $19K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$596K
+4.9% YoY
Annual Giving
$9K
-10.0% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$9K
-10.0% YoY
Under IRS private-foundation payout rules, Vivian & Mark Tien Family reported a distributable amount of $29K for 2024 — the minimum it must pay out in qualifying distributions.
About Vivian & Mark Tien Family
Based on IRS filings
Vivian & Mark Tien Family is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAN JOSE, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $596K in total assets. In 2024, it awarded 1 grants totaling $9K. Net investment income was $19K.
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 | $596,124 | $568,024 | $573,678 |
| Revenue | $47,055 | $49,327 | $66,306 |
| Expenses | $40,302 | $35,634 | $50,279 |
| Qualifying Distributions | $38,119 | $33,328 | $47,802 |
| Net Investment Income | $19,179 | $9,327 | $12,605 |
| Distributable Amount | $28,899 | $27,031 | $26,195 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2024
Grant Size Distribution
5 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Gospel Chinese Christian ($9,000).
| Recipient | Purpose | Amount |
|---|---|---|
| GOSPEL CHINESE CHRISTIAN MILPITAS, CA | CHARITABLE DONATION | $9,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| MARK A TIEN | CEO | 2 | — |
| VIVIAN TIEN | CFO/SEC | 2 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Vivian & Mark Tien Family?
Vivian & Mark Tien Family is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAN JOSE, CA. It holds $596K in total assets as of 2024.
How large is Vivian & Mark Tien Family?
As of 2024, Vivian & Mark Tien Family holds $596K in total assets with $47K in annual revenue. It awarded 1 grants totaling $9K in 2024.
Where does Vivian & Mark Tien Family operate?
Vivian & Mark Tien Family has awarded grants in California.
What size grants does Vivian & Mark Tien Family award?
In 2024, Vivian & Mark Tien Family awarded 1 grants totaling $9K — an average of about $9K per grant, based on its IRS Form 990 filings.
How much is Vivian & Mark Tien Family required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Vivian & Mark Tien Family reported a distributable amount of $29K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Vivian & Mark Tien Family's EIN?
Vivian & Mark Tien Family's EIN (Employer Identification Number) is 26-1581894. IRS Form 990 filing data is available on this page for 2020–2024.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.