The Harry and Diane Rinker Foundation
The Harry and Diane Rinker Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in NEWPORT BEACH, CA. IRS filing data is available from 2020 through 2021. In 2021, it awarded 8 grants totaling $502K. Net investment income was $295.
Financial Overview
From 2021 IRS Form 990-PF · View filing
Total Assets
—
-100.0% YoY
Annual Giving
$502K
+9943.5% YoY
Grant Count
8
+700.0% YoY
Avg Grant Size
$63K
+1155.4% YoY
About The Harry and Diane Rinker Foundation
Based on IRS filings
The Harry and Diane Rinker Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in NEWPORT BEACH, CA. IRS filing data is available from 2020 through 2021. In 2021, it awarded 8 grants totaling $502K. Net investment income was $295.
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 | 2021 | 2020 |
|---|---|---|
| Total Assets | — | $501,964 |
| Revenue | $217 | $-37,616 |
| Expenses | $502,195 | $6,082 |
| Qualifying Distributions | $502,176 | — |
| Net Investment Income | $295 | $2,534 |
| Distributable Amount | — | $23,014 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2021
Grant Size Distribution
9 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2021 grants, the largest include Eisenhower Medical Center ($125,000), Chapman University ($125,000), Hoag Hospital Foundation ($100,000).
| Recipient | Purpose | Amount |
|---|---|---|
| EISENHOWER MEDICAL CENTER RANCHO MIRAGE, CA | PROVIDE MEDICAL FUNDING | $125,000 |
| HOAG HOSPITAL FOUNDATION NEWPORT BEACH, CA | PROVIDE MEDICAL FUNDING - HEALTH | $100,000 |
| CHAPMAN UNIVERSITY ORANGE, CA | PROVIDE FUNDING FOR EDUCATIONAL PURPOSES | $125,000 |
| THE UNIVERSITY OF TEXAS MD ANDERSON CANCER CENTER HOUSTON, TX | PROVIDE FOR FUNDING FOR CANCER RESEARCH | $100,000 |
| CLAREMONT MCKENNA COLLEGE CLAREMONT, CA | PROVIDE FOR EDUCATIONAL FUNDING | $38,000 |
| CDM AQUATICS FEDERATION NEWPORT BEACH, CA | FUNDING FOR YOUTH SPORTS | $10,000 |
| SALVATION ARMY ORANGE COUNTY TUSTIN, CA | PROVIDE FUNDING FOR THE HOMELESS | $3,676 |
| AMERICAN DIABETES ASSOC ARLINGTON, VA | PROVIDE FUNDING FOR HEALTH CAUSES | $500 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2021 IRS filing
From 2021 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| HARRY S RINKER | PRESIDENT | — | — |
| DIANE J RINKER | SECRETARY | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is The Harry and Diane Rinker Foundation?
The Harry and Diane Rinker Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in NEWPORT BEACH, CA. It holds — in total assets as of 2021.
Where does The Harry and Diane Rinker Foundation operate?
The Harry and Diane Rinker Foundation has awarded grants in California, Texas, Virginia.
What size grants does The Harry and Diane Rinker Foundation award?
In 2021, The Harry and Diane Rinker Foundation awarded 8 grants totaling $502K — an average of about $63K per grant, based on its IRS Form 990 filings.
What is The Harry and Diane Rinker Foundation's EIN?
The Harry and Diane Rinker Foundation's EIN (Employer Identification Number) is 33-0757925. IRS Form 990 filing data is available on this page for 2020–2021.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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