Private Foundation

THOMAS O BROWN FOUNDATION

THOMAS O BROWN FOUNDATION, of WARRENVILLE, IL, is a Private Foundation tracked in Imperigo's IRS 990 database. The 2024 filing shows $75K in revenue, $271K in expenses, $5.7M in total assets. IRS filings disclose 96 grants awarded by this foundation, totaling roughly $1.9M.

EIN: 223894171 WARRENVILLE, IL Latest filing: 2024

Total Revenue$75K

Total Expenses$271K

Total Assets$5.7M

Grants Given96

Grant Total$1.9M

Filing Years2019–2024

Sample Grants Given

GLACIER NATIONAL PARK CONSERVANCY

COLUMBIA FALLS, MT · 2024

PRESERVATION OF PARK LANDS

$60,000

NATIONAL PARKS CONSERVATION ASSOCIATION

WASHINGTON, DC · 2024

PRESERVATION OF LAND/WILDLIFE

$40,000

GREATER YELLOWSTONE COALITION

BOZEMAN, MT · 2024

PRESERVATION OF LAND/WILDLIFE

$30,000

GRAND TETON NATIONAL PARK FOUNDATION

MOOSE, WY · 2024

PARK PRESERVATION

$30,000

ROCKY MOUNTAIN CONSERVANCY

ESTES PARK, CO · 2024

NATIONAL PARKS PRESERVATION

$20,000

Showing up to 5 of 96 total records — full history available with membership.

Officers & Directors

PRESIDENT James G Salsbury

SECRETARY Katherine M Salsbury

VICE PRESIDENT Lysa H Salsbury

TREASURER Thomas L Salsbury

Officer compensation and complete director data available with membership.

Top Grant Purposes

PRESERVATION OF PARK LANDS

$430,000 8 grants

PRESERVATION OF LAND/WILDLIFE

$371,000 14 grants

NATIONAL PARKS PRESERVATION

$233,000 21 grants

PARK PRESERVATION

$153,000 7 grants

LAND CONSERVATION OF THE PALOUSE REGION

$115,000 6 grants

Financial Trends

Year	Revenue	Expenses	Assets
2024	$75K	$271K	$5.7M
2023	$125K	$283K	$5.9M
2022	$182K	$307K	$6.1M
2020	$272K	$295K	$6.2M
2019	$294K	$301K	$6.2M

Between 2019 and 2024, reported annual revenue declined from $294K to $75K (-74%), with total assets most recently reported at $5.7M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, CO, DC, ID, MD, MI, and 4 other states.

CACODCIDMDMIMTTXUTWA

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

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