Private Foundation

The Kingsberg Foundation

Based in PRINCETON, NJ, The Kingsberg Foundation operates as a Private Foundation. The organization reported $3.9M in revenue, $1.8M in expenses, $30.5M in total assets for fiscal year 2025. Imperigo tracks 361 reported grants from this foundation totaling approximately $7.5M.

EIN: 136151289 PRINCETON, NJ Latest filing: 2025

Total Revenue$3.9M

Total Expenses$1.8M

Total Assets$30.5M

Grants Given361

Grant Total$7.5M

Filing Years2021–2025

Sample Grants Given

Keller Family Fund

Great Neck, NY · 2025

To support charitable purpose

$456,302

Kingsberg Family Fund

Irvington, NY · 2025

To support charitable purpose

$419,815

DOCTORS WITHOUT BORDERS

HAGERSTOWN, MD · 2025

TO SUPPORT CHARITABLE PURPOSE

$150,000

ADELPHI UNIVERSITY

GARDEN CITY, NY · 2025

TO SUPPORT CHARITABLE PURPOSE

$55,000

KDEF

MANCHESTER, VT · 2025

TO SUPPORT CHARITABLE PURPOSE

$54,000

Showing up to 5 of 361 total records — full history available with membership.

Officers & Directors

TRUSTEE Alan D Kingsberg

TRUSTEE Ruth J Kingsberg Dec'd 102025

TRUSTEE Sally Anne Keller

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support

$7,549,635 361 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$3.9M	$1.8M	$30.5M
2024	$2.0M	$1.5M	$27.8M
2023	$-1.1M	$1.1M	$27.3M
2022	$139K	$1.3M	$29.5M
2021	$12.1M	$1.4M	$30.6M

Between 2021 and 2025, reported annual revenue declined from $12.1M to $3.9M (-67%), with total assets most recently reported at $30.5M.

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

Grant Geography

Grants from this foundation were reported to recipients in AL, CA, CO, CT, DC, IA, and 4 other states.

ALCACOCTDCIAILKSMAMD

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

See the full picture for The Kingsberg Foundation

Complete financials, all 361 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 880,000+ organizations.

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