Private Foundation

LEIDEN CONSERVATION FOUNDATION

LEIDEN CONSERVATION FOUNDATION is a private foundation categorized as Private Foundation based in HUNTING VALLEY, OH. Its most recent IRS filing (2024) reports revenue of $1.1M, expenses of $713K, total assets of $513K. Imperigo tracks 85 reported grants from this foundation totaling approximately $3.5M.

EIN: 452591325 HUNTING VALLEY, OH Latest filing: 2024

Total Revenue$1.1M

Total Expenses$713K

Total Assets$513K

Grants Given85

Grant Total$3.5M

Filing Years2020–2024

Sample Grants Given

INTERNATIONAL CRANE FOUNDATION

BARABOO, WI · 2024

GENERAL

$612,325

ENDANGERED WILDLIFE TRUST

2024

GENERAL

$83,400

COLUMBUS ZOO AND AQUARIUM

POWELL, OH · 2024

GENERAL

$6,000

COLORADO CRANE CONSERVATION COALITION

HAYDEN, CO · 2024

GENERAL

$5,000

LESHIA UPFOLD

2024

GENERAL

$1,777

Showing up to 5 of 85 total records — full history available with membership.

Officers & Directors

SECRETARY/TREASURER Kathleen A Leiden

PRESIDENT Thomas M Leiden

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL

$3,520,171 85 grants

Financial Trends

Year	Revenue	Expenses	Assets
2024	$1.1M	$713K	$513K
2023	$553K	$438K	$164K
2022	$203K	$404K	$50K
2021	$503K	$313K	$251K
2020	$401K	$367K	$62K

Between 2020 and 2024, reported annual revenue grew from $401K to $1.1M (+165%), with total assets most recently reported at $513K.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, CO, DC, GA, ID, MI, and 4 other states.

CACODCGAIDMINCNYOHTX

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

See the full picture for LEIDEN CONSERVATION FOUNDATION

Complete financials, all 85 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