Public Charity

ECOLOGICAL SOCIETY OF AMERICA

ECOLOGICAL SOCIETY OF AMERICA is a Public Charity headquartered in WASHINGTON, DC. Financial data from the 2025 filing: $7.7M revenue, $6.2M expenses, $15.6M total assets. 8 publicly reported grants to this organization, totaling roughly $456K, appear in IRS filings.

EIN: 370913411 WASHINGTON, DC Professional Societies & Associations NTEE: C03 Latest filing: 2025
Total Revenue$7.7M
Total Expenses$6.2M
Total Assets$15.6M
Grant Records8
Funding Total$456K
Filing Years2021–2025

Mission

THE ECOLOGICAL SOCIETY OF AMERICA (ESA) IS A NONPARTISAN, NONPROFIT ORGANIZATION OF SCIENTISTS FOUNDED IN 1915 TO: PROMOTE ECOLOGICAL SCIENCE BY IMPROVING COMMUNICATION AMONG ECOLOGISTS; RAISE THE PUBLIC'S LEVEL OF AWARENESS OF THE IMPORTANCE OF ECOLOGICAL SCIENCE; INCREASE THE RESOURCES AVAILABLE FOR THE CONDUCT OF ECOLOGICAL SCIENCE; ENSURE THE APPROPRIATE USE OF ECOLOGICAL SCIENCE IN ENVIRONMENTAL DECISION MAKING BY ENHANCING COMMUNICATION BETWEEN THE ECOLOGICAL COMMUNITY AND POLICY-MAKERS TO PROMOTE ECOLOGICAL SCIENCE BY IMPROVING COMMUNICATION AMONG ECOLOGISTS; AND TO RAISE THE PUBLIC'S AWARENESS OF THE IMPORTANCE OF ECOLOGICAL SCIENCE.

Where $100 goes at Ecological Society of America

How Ecological Society of America divides every $100 it spends, from its own Form 990 filings, averaged across 8 years.

$63 Programs the work itself
$37 Management running the organization
$0 Fundraising none reported

No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.

Inside the $63 for programs

$24
The society holds an annual meeting each year attended by 2,500 to 3,500 scientists who present the results of their scientific research
38% of program spending
$22
Esa publishes a suite of publications from peer reviewed journals to newsletters, fact sheets and teaching resources
35% of program spending
$16
Sa's office of science programs, including education and diversity programs works to expand participation in ecology , and to improve the quality of education at all levels
25% of program spending

Plus 1 more program. Cost per person served and the full program breakdown are on the full profile.

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Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Sample Grants Received

DONOR ADVISED CHARITABLE GIVING INC
2024
ENVIRONMENTAL AND ANIMALS
$109,500
FIDELITY INVESTMENTS CHARITABLE GIFT FUND
2024
For grant recipient's exempt purposes
$20,500
DONOR ADVISED CHARITABLE GIVING INC
2023
ENVIRONMENTAL AND ANIMALS
$52,000
FIDELITY INVESTMENTS CHARITABLE GIFT FUND
2023
For grant recipient's exempt purposes
$10,600
DONOR ADVISED CHARITABLE GIVING INC
2022
ENVIRONMENTAL AND ANIMALS
$150,250

Showing up to 5 of 8 total records — full history available with membership.

Officers & Directors

DIRECTOR OF SOCIETY PROGRAMS Adrienne Sponberg
BOARD MEMBER Alex Moore
DIRECTOR OF PUBLIC AFFAIRS Alison Mize
BOARD MEMBER Angee Doerr
EXECUTIVE DIRECTOR Catherine O'riordan
CFO (SEE SCHED L) Elizabeth Biggs

Officer compensation and complete director data available with membership.

Top Grant Purposes

Animal Welfare
$390,600 4 grants
General Support
$65,300 4 grants

Financial Trends

Year Revenue Expenses Assets
2025 $7.7M $6.2M $15.6M
2024 $7.6M $6.3M $14.4M
2023 $7.0M $6.4M $13.4M
2022 $5.9M $5.2M $10.0M
2021 $5.9M $4.9M $11.1M

Between 2021 and 2025, reported annual revenue grew from $5.9M to $7.7M (+29%), with total assets most recently reported at $15.6M.

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

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