GrantAuthority

William C & Susan S Mariner Private Foundation

Grantmaking foundation in Ocean City, Maryland · EIN 47-1925405

Grants itemized on the 990
$12KTax year 2025
Grants made
2Tax year 2025
Total assets
$5.8MLatest reported
Latest IRS filing
2025Form 990 / 990-PF

Mission

ANTIQUE CERAMICS HELD BY THE FOUNDATION ARE LOANED TO MUSEUMS FOR DISPLAY TO THE PUBLIC. CURRENTLY TWO MUSEUMS ARE INVOLVED OLD SALEM INC AND THE COLONIAL WILLIAMSBURG FOUNDATION

Quoted from the foundation's IRS filing.

Giving by year

$10K2019
$10K2020
$10K2021
$10K2022
$12K2023
$12K2024
$12K2025

Totals by tax year, rounded to two significant figures. Years without a reported total show the sum of grants itemized on the filing.

Top recipients

RecipientAmountTax year
Old Salem Inc-Mesda$6K2025
The Decorative Arts Trust$6K2025

Amounts are rounded. The full grantee list (2 grants in 2025) is available with a free account.

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Similar foundations in Maryland

Source: IRS Form 990 and 990-PF filings, tax year 2025. Also see this organization on ProPublica Nonprofit Explorer.