Private Foundation

THE ESTHER A & JOSEPH KLINGENSTEIN FUND INC

THE ESTHER A & JOSEPH KLINGENSTEIN FUND INC is a private foundation categorized as Private Foundation based in NEW YORK, NY. Its most recent IRS filing (2025) reports revenue of $329.2M, expenses of $19.4M, total assets of $348.1M. Imperigo tracks 271 reported grants from this foundation totaling approximately $61.2M.

EIN: 136028788 NEW YORK, NY Latest filing: 2025

Total Revenue$329.2M

Total Expenses$19.4M

Total Assets$348.1M

Grants Given271

Grant Total$61.2M

Filing Years2021–2025

Before you apply to The Esther a & Joseph Klingenstein Fund Inc

Preselected only Doesn't accept unsolicited requests for funds, per its 2025 Form 990-PF.

Often funds new orgs 66% of recent recipients were first-time grantees (2022–2024).

Who to contact, what to include, deadlines, typical grant size and geographic focus are available with membership.

Sample Grants Given

THE REGENTS OF THE UNIVERSITY OF CA SAN FRANCISCO

LOS ANGELES, CA · 2024

NEUROSCIENCE

$600,000

YALE UNIVERSITY

NEW HAVEN, CT · 2024

NEUROSCIENCE

$600,000

THE LENFEST INSTITUTE FOR JOURNALISM LLC

PHILADELPHIA, PA · 2024

NON-PROFIT REPORTING

$500,000

PRESIDENT AND FELLOWS OF HARVARD COLLEGE (OSP)

CAMBRIDGE, MA · 2024

NEUROSCIENCE

$450,000

HEALTH FEDERATION OF PHILADELPHIA

PHILADELPHIA, PA · 2024

EARLY CHILDHOOD POLICY/ADVOCACY

$400,000

Showing up to 5 of 271 total records — full history available with membership.

Officers & Directors

TREASURER Alan Klingenstein

TRUSTEE Alexandra D Klingenstein

TRUSTEE, CEO Andrew Klingenstein

EXECUTIVE DIRECTOR, TRUSTEE Eliot Brenner

TRUSTEE Emma Brownstein

TRUSTEE Greg Brownstein

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support

$11,976,977 54 grants

Civil Rights & Social Justice

$4,103,000 27 grants

Education

$3,990,500 25 grants

Environment & Conservation

$3,920,110 29 grants

Unspecified

$14,588,940 136 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$329.2M	$19.4M	$348.1M
2024	$7.6M	$11.1M	$119.7M
2023	$3.7M	$7.9M	$123.3M
2022	$2.2M	$6.2M	$127.4M
2021	$93.4M	$4.5M	$132.7M

Between 2021 and 2025, reported annual revenue grew from $93.4M to $329.2M (+252%), with total assets most recently reported at $348.1M.

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, DE, and 4 other states.

ALCACOCTDCDEFLILINKS

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

See the full picture for THE ESTHER A & JOSEPH KLINGENSTEIN FUND INC

Complete financials, all 271 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