Private Foundation

THE WILLIAMSON FOUNDATION

THE WILLIAMSON FOUNDATION, of SAN ANTONIO, TX, is a Private Foundation tracked in Imperigo's IRS 990 database. The 2024 filing shows $279K in revenue, $111K in expenses, $2.9M in total assets. IRS filings disclose 127 grants awarded by this foundation, totaling roughly $443K.

EIN: 611805991 SAN ANTONIO, TX Latest filing: 2024

Total Revenue$279K

Total Expenses$111K

Total Assets$2.9M

Grants Given127

Grant Total$443K

Filing Years2020–2024

Sample Grants Given

MINNESOTA ENVIRONMENTAL PARTNERSHIP

SAINT PAUL, MN · 2024

FOR THE ORGS CHARITABLE PURPOSES

$34,150

RANCHO MIRAGE WRITERS FESTIVAL

RANCHO MIRAGE, CA · 2024

FOR THE ORGS CHARITABLE PURPOSES

$20,000

TEXAS PUBLIC RADIO

SAN ANTONIO, TX · 2024

FOR THE ORGS CHARITABLE PURPOSES

$10,325

BRISCOE WESTERN ART MUSEUM

SAN ANTONIO, TX · 2024

FOR THE ORGS CHARITABLE PURPOSES

$5,149

MCCALLUM THEATRE

PALM DESERT, CA · 2024

FOR THE ORGS CHARITABLE PURPOSES

$5,000

Showing up to 5 of 127 total records — full history available with membership.

Officers & Directors

VICE PRESIDE Michael Williamson

MANAGER Patrick Williamson

SECRETARY/TR Ronn Williamson

Officer compensation and complete director data available with membership.

Top Grant Purposes

FOR THE ORGS CHARITABLE PURPOSES

$413,608 115 grants

FOR THE ORGS CHARTIABLE PURPOSES

$13,500 5 grants

FOR THE ORGS CHARITABLE PURPOSE

$13,445 6 grants

FOR THE RGS CHARITABLE PURPOSES

$2,000 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2024	$279K	$111K	$2.9M
2023	$173K	$93K	$2.7M
2022	$166K	$87K	$2.6M
2021	$332K	$65K	$2.6M
2020	$172K	$35K	$2.3M

Between 2020 and 2024, reported annual revenue grew from $172K to $279K (+62%), with total assets most recently reported at $2.9M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in CA, DC, IL, KS, MN, NY, and 4 other states.

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Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for THE WILLIAMSON FOUNDATION

Complete financials, all 127 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports