Private Foundation

AVALON NATURE PRESERVE INC

AVALON NATURE PRESERVE INC is a Private Foundation headquartered in STONY BROOK, NY. Financial data from the 2025 filing: $6.6M revenue, $6.8M expenses, $55.6M total assets. IRS filings disclose 249 grants awarded by this foundation, totaling roughly $1.7M.

EIN: 753165488 STONY BROOK, NY Latest filing: 2025
Total Revenue$6.6M
Total Expenses$6.8M
Total Assets$55.6M
Grants Given249
Grant Total$1.7M
Filing Years2021–2025

Sample Grants Given

VILLAGE OF HEAD OF THE HARBOR
ST JAMES, NY · 2024
GENERAL SUPPORT
$185,000
STONY BROOK FOUNDATION
STONY BROOK, NY · 2024
GENERAL SUPPORT
$159,500
THE SAFINA CENTER
SETAUKET, NY · 2024
GENERAL SUPPORT
$27,500
WESTERN SUFFOLK BOCES
HUNTINGTON STATION, NY · 2024
GENERAL SUPPORT
$25,000
PECONIC LAND TRUST
SOUTHAMPTON, NY · 2024
GENERAL SUPPORT
$22,910

Showing up to 5 of 249 total records — full history available with membership.

Officers & Directors

DIRECTOR Charles Munch
SECRETARY/TREASURER Elizabeth Williamson
DIRECTOR Gregg Eisenstein
DIRECTOR John Casey
PRESIDENT Katharine Griffiths
DIRECTOR Michael Strozier

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL SUPPORT
$1,664,461 245 grants
MAINTAINING THE PRESERVE FOR VISITORS TO ENJOY THROUGHOUT ALL SEASONS.
$10,000 4 grants

Financial Trends

Year Revenue Expenses Assets
2025 $6.6M $6.8M $55.6M
2024 $16.1M $6.3M $55.9M
2023 $8.8M $5.8M $46.1M
2022 $9.6M $6.6M $43.0M
2021 $8.2M $4.3M $40.0M

Between 2021 and 2025, reported annual revenue declined from $8.2M to $6.6M (-19%), with total assets most recently reported at $55.6M.

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

Grant Geography

Grants from this foundation were reported to recipients in AZ, CA, CT, DC, FL, IL, and 4 other states.

AZCACTDCFLILINKSMAMD

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

See the full picture for AVALON NATURE PRESERVE INC

Complete financials, all 249 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
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