Private Foundation

ATAIROS CHARITABLE FOUNDATION

ATAIROS CHARITABLE FOUNDATION is a private foundation categorized as Private Foundation based in BRYN MAWR, PA. Its most recent IRS filing (2025) reports revenue of $205K, expenses of $111K, total assets of $1.2M. Imperigo tracks 127 reported grants from this foundation totaling approximately $342K.

EIN: 874028741 BRYN MAWR, PA Latest filing: 2025

Total Revenue$205K

Total Expenses$111K

Total Assets$1.2M

Grants Given127

Grant Total$342K

Filing Years2022–2025

Sample Grants Given

BRYN MAWR HOSPITAL FOUNDATION

BRYN MAWR, PA · 2025

TO SUPPORT CHARITABLE MISSION OF ORGANIZATION

$24,000

ELS FOR AUTISM INC

JUPITER, FL · 2025

TO SUPPORT CHARITABLE MISSION OF ORGANIZATION

$7,500

EPILEPSY FOUNDATION OF EASTERN PA

PHILADELPHIA, PA · 2025

TO SUPPORT CHARITABLE MISSION OF ORGANIZATION

$7,000

CITY TEAM - CHESTER

CHESTER, PA · 2025

TO SUPPORT CHARITABLE MISSION OF ORGANIZATION

$5,000

THE PEGGY AND PAUL SHELVIN FAMILY FOUNDATION

CHESTER, PA · 2025

TO SUPPORT CHARITABLE MISSION OF ORGANIZATION

$5,000

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

Officers & Directors

SECRETARY Clare Mcgrory

TREASURER Kellen Brown

PRESIDENT Michael Angelakis

Officer compensation and complete director data available with membership.

Top Grant Purposes

TO SUPPORT CHARITABLE MISSION OF ORGANIZATION

$342,316 127 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$205K	$111K	$1.2M
2024	$257K	$136K	$1.0M
2023	$216K	$70K	$876K
2022	$264K	$37K	$723K

Between 2022 and 2025, reported annual revenue declined from $264K to $205K (-22%), with total assets most recently reported at $1.2M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, CT, DC, FL, IN, KY, 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 ATAIROS CHARITABLE 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