The William C and Susan S Mariner
The William C and Susan S Mariner is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in OCEAN CITY, MD. IRS filing data is available from 2020 through 2024. In 2024, it awarded 2 grants totaling $12K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$12K
+20.0% YoY
Grant Count
2
+0.0% YoY
Avg Grant Size
$6K
+20.0% YoY
About The William C and Susan S Mariner
Based on IRS filings
The William C and Susan S Mariner is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in OCEAN CITY, MD. IRS filing data is available from 2020 through 2024. In 2024, it awarded 2 grants totaling $12K.
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 | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
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 2024
Grant Size Distribution
10 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Old Salem Inc-mesda ($6,000), The Decorative Arts Trust ($6,000).
| Recipient | Purpose | Amount |
|---|---|---|
| OLD SALEM INC-MESDA WINSTON SALEM, NC | SUMMER INSTITUTE | $6,000 |
| THE DECORATIVE ARTS TRUST MEDIA, PA | SUMMER INSTITUTE | $6,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| WILLIAM C MARINER | PRES/TREAS | 1 | — |
| SUSAN S MARINER | V.P./SECRETA | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is The William C and Susan S Mariner?
The William C and Susan S Mariner is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in OCEAN CITY, MD. It holds — in total assets as of 2024.
Where does The William C and Susan S Mariner operate?
The William C and Susan S Mariner has awarded grants in North Carolina, Pennsylvania.
What size grants does The William C and Susan S Mariner award?
In 2024, The William C and Susan S Mariner awarded 2 grants totaling $12K — an average of about $6K per grant, based on its IRS Form 990 filings.
What is The William C and Susan S Mariner's EIN?
The William C and Susan S Mariner's EIN (Employer Identification Number) is 47-1925405. 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.