Private Foundation

JOHANETTE WALLERSTEIN INSTITUTE 5607-00-43

JOHANETTE WALLERSTEIN INSTITUTE 5607-00-43, of PHILADELPHIA, PA, is a Private Foundation tracked in Imperigo's IRS 990 database. The 2025 filing shows $1.5M in revenue, $899K in expenses, $12.4M in total assets. IRS filings disclose 82 grants awarded by this foundation, totaling roughly $4.2M.

EIN: 226042908 PHILADELPHIA, PA Latest filing: 2025

Total Revenue$1.5M

Total Expenses$899K

Total Assets$12.4M

Grants Given82

Grant Total$4.2M

Filing Years2021–2025

Sample Grants Given

Natural Resources Defense Council Inc

New York, NY · 2024

GENERAL CHARITABLE SUPPORT

$180,000

Clientearth USA Inc

Calabasas, CA · 2024

GENERAL CHARITABLE PURPOSES

$75,000

Cool Earth Action USA Inc

Chester, NJ · 2024

GENERAL CHARITABLE PURPOSES

$70,000

Rainforest Alliance Inc

New York, NY · 2024

GENERAL CHARITABLE PURPOSES

$70,000

The Nature Conservancy in New Jersey

Chester, NJ · 2024

GENERAL CHARITABLE PURPOSES

$65,000

Showing up to 5 of 82 total records — full history available with membership.

Officers & Directors

DIRECTOR Chris Wallerstein

DIRECTOR Peggy Kurtz

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL CHARITABLE PURPOSES

$2,125,000 67 grants

SEE ATTACHED

$1,340,000 2 grants

GENERAL CHARITABLE SUPPORT

$500,000 3 grants

RENAISSANCE TREES PROGRAM

$60,000 4 grants

TO SUPPORT WALLERSTEIN

$60,000 4 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$1.5M	$899K	$12.4M
2024	$1.1M	$817K	$11.7M
2023	$687K	$803K	$11.5M
2022	$1.1M	$882K	$11.5M
2021	$1.2M	$849K	$11.3M

Between 2021 and 2025, reported annual revenue grew from $1.2M to $1.5M (+21%), with total assets most recently reported at $12.4M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, MA, NJ, NY, PA, VA.

CAMANJNYPAVA

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

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