Private Foundation

Costello Family Foundation Inc

Based in Portola Valley, CA, Costello Family Foundation Inc operates as a Private Foundation. The organization reported $94K in revenue, $86K in expenses, $1.3M in total assets for fiscal year 2025. Imperigo tracks 35 reported grants from this foundation totaling approximately $343K.

EIN: 820464641 Portola Valley, CA Latest filing: 2025

Total Revenue$94K

Total Expenses$86K

Total Assets$1.3M

Grants Given35

Grant Total$343K

Filing Years2021–2025

Sample Grants Given

Foundation for a College Education

Palo Alto, CA · 2024

Education programs

$20,000

CK-12 Foundation

Menlo Park, CA · 2024

Online education resources

$20,000

Americans Serving African Children

Green Bay, WI · 2024

Education for sustainable farming

$20,000

Operation Bootstrap Africa

Minneapolis, MN · 2024

Education programs

$10,000

Room to Read

San Francisco, CA · 2024

Education programs

$5,000

Showing up to 5 of 35 total records — full history available with membership.

Officers & Directors

President George M Costello

Vice Pres Leslie A Costello

SecTreas Peter W Costello

Officer compensation and complete director data available with membership.

Top Grant Purposes

Education programs

$150,000 14 grants

Online education resources

$78,000 4 grants

Education for sustainable farming

$40,000 2 grants

Agricultural projects

$12,000 1 grant

Youth music programs

$12,000 4 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$94K	$86K	$1.3M
2024	$81K	$97K	$1.3M
2023	$83K	$78K	$1.3M
2021	$67K	$88K	$1.3M

Between 2021 and 2025, reported annual revenue grew from $67K to $94K (+41%), with total assets most recently reported at $1.3M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, IL, MN, TX, UT, WI.

CAILMNTXUTWI

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

See the full picture for Costello Family Foundation Inc

Complete financials, all 35 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