OPEN SPACE INSTITUTE INC

NEW YORK, NY, 10018-7350 (212) 290-8200 Est. 1974 EIN 52-1053406
C30 - Natural Resources Conservation & Protection 990 - Public charity return 501(c)(3)
www.osiny.org

Mission

OSI PROTECTS LAND FOR CLEAN DRINKING WATER, PUBLIC RECREATION, HEALTHY COMMUNITIES, AND WILDLIFE HABITAT; AND TO CONSERVE INTACT FORESTS AND FLOODPLAINS THAT CAPTURE AND STORE CARBON AND PROTECT AGAINST INCREASINGLY DANGEROUS WEATHER EVENTS.

Giving Portfolio

Total Grants
67
Total Giving
$6.8M
Recipients
67
Years Active
2018 - 2024
Avg grant: $108,989 Median: $9,500

Yearly Trends

YearGrantsTotal Giving Avg GrantNewRepeat
202419$578K $30K712
202314$3.3M $234K95
202213$233K $18K76
20207$980K $140K43
201814$1.7M $123K140

Sectors Funded

Environment
23
Arts, Culture & Humanities
8
Food, Agriculture & Nutrition
6
Recreation & Sports
3
Education
3
Human Services
2
Community Improvement
1
Science & Technology
1

Top States

New York
62
Georgia
2
North Carolina
1
New Jersey
1
Delaware
1

Grantee Size Profile

$100K - $500K
15
$1M - $5M
14
$500K - $1M
13
Under $100K
5
Over $50M
4
$10M - $50M
2
$5M - $10M
1

Top Grantees

Page 1 of 3
$2.7M
CENTER ON MODERNITY IN TRANSITION
NC
$62K
RELATO AGENCY LLC
GA
$62K
ADDISON BLAKEMORE DBA TWO EVERGREEN MACHINE LLC
NY
$56K
THE RELATO AGENCY LLC
GA
$29K

Grants Awarded · 58 grants

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Financials

Total Revenue
$6,858,272
Total Expenses
$3,655,960
Net Assets
$7,478,654
86 employees 27 volunteers
From latest filing (tax period ending 2024-12-31)

Financial Health

Operating Reserve
2.0 years Healthy
Net assets / monthly expenses
Year-over-Year Change
Revenue ↑ 16.6%
Expenses ↓ 40.8%
Revenue Sources
Contributions 90.0% Earned revenue 5.3% Investment 6.7%
Expense Breakdown
Program 60.0% Management 10.3% Fundraising 29.7%

Officers & Trustees (52)

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Filing History (5 filings)

YearRevenueExpensesNet Assets
2024 990 - Public charity return
Jan 1, 2024 to Dec 31, 2024
$6,858,272 ↑$3,655,960$7,478,654
2023 990 - Public charity return
Jan 1, 2023 to Dec 31, 2023
$5,880,714 ↑$6,178,116$8,137,193
2022 990 - Public charity return
Jan 1, 2022 to Dec 31, 2022
$2,141,539 ↑$1,715,812$8,208,922
2020 990 - Public charity return
Jan 1, 2020 to Dec 31, 2020
$1,729,129 ↓$2,044,377$7,198,681
2018 990 - Public charity return
Jan 1, 2018 to Dec 31, 2018
$3,908,202 $2,465,419$6,443,583

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EIN: 52-1053406 · Source: IRS Form 990 e-file data