Olsen and Tang Family Foundation
Olsen and Tang Family Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SCOTTSDALE, AZ. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $331K in total assets. In 2024, it awarded 3 grants totaling $50K. Net investment income was $180K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$331K
+63.5% YoY
Annual Giving
$50K
+100.0% YoY
Grant Count
3
+50.0% YoY
Avg Grant Size
$17K
+33.3% YoY
Under IRS private-foundation payout rules, Olsen and Tang Family Foundation reported a distributable amount of $23K for 2024 — the minimum it must pay out in qualifying distributions.
About Olsen and Tang Family Foundation
Based on IRS filings
Olsen and Tang Family Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SCOTTSDALE, AZ. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $331K in total assets. In 2024, it awarded 3 grants totaling $50K. Net investment income was $180K.
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 | $330,845 | $202,384 | $125,252 |
| Revenue | $184,063 | $104,221 | $161,896 |
| Expenses | $55,602 | $27,089 | $36,644 |
| Qualifying Distributions | $50,000 | $25,000 | $20,000 |
| Net Investment Income | $179,978 | $104,221 | $9,726 |
| Distributable Amount | $22,894 | $20,653 | $22,109 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2024
Grant Size Distribution
7 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Mayo Clinic ($20,000), Scottsdale Bible Church ($20,000), Operation Walk Los Angeles ($10,000).
| Recipient | Purpose | Amount |
|---|---|---|
| MAYO CLINIC SCOTTSDALE, AZ | CHARITABLE/HEALTH | $20,000 |
| SCOTTSDALE BIBLE CHURCH SCOTTSDALE, AZ | RELIGIOUS | $20,000 |
| OPERATION WALK LOS ANGELES TORRANCE, CA | CHARITABLE / HEALTH | $10,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| WANDA TANG | Director | — | — |
| WILLIAM R OLSEN | Director | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Olsen and Tang Family Foundation?
Olsen and Tang Family Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SCOTTSDALE, AZ. It holds $331K in total assets as of 2024.
How large is Olsen and Tang Family Foundation?
As of 2024, Olsen and Tang Family Foundation holds $331K in total assets with $184K in annual revenue. It awarded 3 grants totaling $50K in 2024.
Where does Olsen and Tang Family Foundation operate?
Olsen and Tang Family Foundation has awarded grants in Arizona, California.
What size grants does Olsen and Tang Family Foundation award?
In 2024, Olsen and Tang Family Foundation awarded 3 grants totaling $50K — an average of about $17K per grant, based on its IRS Form 990 filings.
How much is Olsen and Tang Family Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Olsen and Tang Family Foundation reported a distributable amount of $23K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Olsen and Tang Family Foundation's EIN?
Olsen and Tang Family Foundation's EIN (Employer Identification Number) is 87-1181099. IRS Form 990 filing data is available on this page for 2021–2024.
Explore Open Grants
Browse active grant opportunities in Olsen and Tang 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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