The Carlos & Marguerite Mason Fdn
The Carlos and Marguerite Mason Trust is a private foundation based in Saint Louis, Missouri. The trust operates with a specific charitable mission focused on improving healthcare outcomes for residents in need.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$102.8M
+7.5% YoY
Annual Giving
$5.1M
+10.9% YoY
Grant Count
10
+42.9% YoY
Avg Grant Size
$510K
-22.4% YoY
Mission & Focus Areas
The trust's mission is to improve the process of organ transplantation for needy Georgia residents. The foundation distributes grants to 501(c)(3) organizations located in Georgia that provide financial assistance to needy Georgia residents requiring transplants of eyes, kidneys, hearts, and other human organs.
Up to 25% of the trust's income may be used for researching methods of improving the transplant of eyes, kidneys, hearts, and other human organs.
Grantmaking
Typical grant awards range from $30,000 to $2,300,000.
Grant Range
s & Types**
Review Cycle
June 30
How to Apply
**
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Geographic Focus
Where this funder awards grants
Georgia
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
- Total Assets: $102,787,299
- Total Annual Giving: $5,100,000
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $102,787,299 | $95,648,375 | $97,455,056 |
| Revenue | $13,533,889 | $5,026,160 | $3,346,492 |
| Expenses | $6,319,849 | $5,510,866 | $6,649,690 |
| Qualifying Distributions | $5,534,784 | $4,992,972 | $6,107,194 |
| Net Investment Income | $12,757,850 | $4,289,195 | $2,616,184 |
| Distributable Amount | $5,957,371 | $5,433,310 | $5,577,046 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
44 grants across all recorded years
Open Grants
1 open opportunity from The Carlos & Marguerite Mason Fdn
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| WELLS FARGO BANK N A | TRUSTEE | 1 | $499,673 |
Subject Areas
Focus areas based on grantmaking activity
Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with The Carlos & Marguerite Mason Fdn on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities