The Robert & Joan Masterson is a private foundation focused on Health, based in PALM DESERT, CA. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $137K in total assets. In 2025, it awarded 2 grants totaling $51K. Net investment income was $8K.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$137K
-23.9% YoY
Annual Giving
$51K
-49.0% YoY
Grant Count
2
+100.0% YoY
Avg Grant Size
$26K
-74.5% YoY
Under IRS private-foundation payout rules, The Robert & Joan Masterson reported a distributable amount of $16K for 2025 — the minimum it must pay out in qualifying distributions.
About The Robert & Joan Masterson
Based on IRS filings
The Robert & Joan Masterson is a private foundation focused on Health, based in PALM DESERT, CA. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $137K in total assets. In 2025, it awarded 2 grants totaling $51K. Net investment income was $8K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $136,663 | $179,530 | $277,242 |
| Revenue | $8,861 | $3,075 | $3,137 |
| Expenses | $51,728 | $100,787 | $1,672 |
| Qualifying Distributions | $51,000 | $100,000 | $1,000 |
| Net Investment Income | $8,173 | $2,337 | $2,482 |
| Distributable Amount | $15,948 | $16,463 | $17,756 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
Grant Size Distribution
12 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest include Scripps Health Foundation ($50,000), Bighorn Golf Club Charity ($1,000).
| Recipient | Purpose | Amount |
|---|---|---|
| SCRIPPS HEALTH FOUNDATION LA JOLLA, CA | UNDESIGNATED | $50,000 |
| BIGHORN GOLF CLUB CHARITY PALM DESERT, CA | UNDESIGNATED | $1,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| ROBERT E MASTERSON | PRES./TREAS. | — | — |
| JOAN A MASTERSON | V.P./SEC'Y | — | — |
| C DOUGLAS MASTERSON | TRUSTEE | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is The Robert & Joan Masterson?
The Robert & Joan Masterson is a private foundation focused on Health, based in PALM DESERT, CA. It holds $137K in total assets as of 2025.
How large is The Robert & Joan Masterson?
As of 2025, The Robert & Joan Masterson holds $137K in total assets with $9K in annual revenue. It awarded 2 grants totaling $51K in 2025.
Where does The Robert & Joan Masterson operate?
The Robert & Joan Masterson has awarded grants in California, Florida, Indiana, New York.
What size grants does The Robert & Joan Masterson award?
In 2025, The Robert & Joan Masterson awarded 2 grants totaling $51K — an average of about $26K per grant, based on its IRS Form 990 filings.
How much is The Robert & Joan Masterson required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2025, The Robert & Joan Masterson reported a distributable amount of $16K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Robert & Joan Masterson's EIN?
The Robert & Joan Masterson's EIN (Employer Identification Number) is 36-3535813. IRS Form 990 filing data is available on this page for 2021–2025.
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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