Private Foundation

TOMSON FAMILY FOUNDATION TRUST

Based in MASON CITY, IA, TOMSON FAMILY FOUNDATION TRUST operates as a Private Foundation. The organization reported $1.4M in revenue, $1.0M in expenses, $12.5M in total assets for fiscal year 2025. Imperigo tracks 388 reported grants from this foundation totaling approximately $5.9M.

EIN: 356947483 MASON CITY, IA Private Independent Foundations NTEE: T22 Latest filing: 2025

Total Revenue$1.4M

Total Expenses$1.0M

Total Assets$12.5M

Grants Given388

Grant Total$5.9M

Filing Years2021–2025

Sample Grants Given

ST OLAF COLLEGE

NORTHFIELD, MN · 2025

ST. OLAF CHOIR BROADCASE OF CHRISTMAS CONCERT

$125,000

VESTERHEIM NORWEIGAN-AMERICAN MUSEUM

DECORAH, IA · 2025

VESTERHEIM COMMONS PROJECT MATCHING PLEDGE

$65,000

MASON CITY FOUNDATIONMUSIC MAN SQUARE

MASON CITY, IA · 2025

GENERAL SUPPORT

$50,000

CLEAR LAKE CLASSICAL

CLEAR LAKE, IA · 2025

BUILDING ACQUISITION

$50,000

ELCA WORLD HUNGER

MERRIFIELD, VA · 2025

WORLD HUNGER

$50,000

Showing up to 5 of 388 total records — full history available with membership.

Officers & Directors

PRESIDENT/SECRETARY O Jay Tomson

VICE PRESIDENT Patricia A Tomson

Officer compensation and complete director data available with membership.

Top Grant Purposes

CENTER FOR VIOLENCE PREVENTION

$1,575,000 6 grants

GENERAL SUPPORT

$1,343,860 186 grants

VESTERHEIM COMMONS PROJECT MATCHING PLEDGE

$325,000 5 grants

WORLD HUNGER

$300,000 6 grants

GENERAL SUPPORT, BUILDING A PERMANENT ENDOWMENT FOR WALDORF

$275,000 4 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$1.4M	$1.0M	$12.5M
2024	$460K	$1.2M	$12.6M
2023	$1.1M	$952K	$13.4M
2022	$1.5M	$1.1M	$13.7M
2021	$1.6M	$1.1M	$14.3M

Between 2021 and 2025, reported annual revenue declined from $1.6M to $1.4M (-8%), with total assets most recently reported at $12.5M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, FL, GA, IA, IL, MD, and 4 other states.

CAFLGAIAILMDMNMTNCNE

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

Sample Grants Given

Officers & Directors

Top Grant Purposes

Financial Trends

Grant Geography

Similar Organizations in IA

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