Public Charity

Water Environment Federation

Based in Alexandria, VA, Water Environment Federation operates as a Public Charity. The organization reported $31.0M in revenue, $28.6M in expenses, $52.3M in total assets for fiscal year 2025. Imperigo tracks 14 reported grant relationships connected to this organization totaling approximately $428K.

EIN: 530225129 Alexandria, VA Management & Technical Assistance NTEE: C02 Latest filing: 2025
Total Revenue$31.0M
Total Expenses$28.6M
Total Assets$52.3M
Grant Records14
Funding Total$428K
Filing Years2021–2025

Mission

WEF's mission is inspiring the water community in pursuit of human and environmental well-being. WEF is a global environmental leader committed to water quality education and technical best practices. WEF connects water professionals; enriches the expertise of water professionals; increases the awareness of the impact and value of water; and provides a platform for water section innovation.

Where $100 goes at Water Environment Federation

How Water Environment Federation divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.

$80 Programs the work itself
$20 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 $80 for programs

$26
WEFTEC is the most comprehensive gathering of water quality professionals and thought leaders, featuring the sector's leading technical education program; an extensive exhibition showcasing the field's most cutting-edge…
33% of program spending
$21
Technical Programs, Seminars, and Workshops
27% of program spending
$11
Public Outreach & Advocacy
14% of program spending

Plus 3 more programs. 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

2023
TECHNICAL ASSISTANCE, TRAINING AND RESEARCH AND ECONOMIC DEVELOPMENT
$18,928
$5,587
2022
TECHNICAL ASSISTANCE, TRAINING AND RESEARCH AND ECONOMIC DEVELOPMENT
$19,884
2021
TECHNICAL ASSISTANCE, TRAINING AND RESEARCH AND ECONOMIC DEVELOPMENT
$19,283
$122,005

Showing up to 5 of 14 total records — full history available with membership.

Officers & Directors

Past Pres (thru 10/25) Aimee Killeen Presthru 1024
Trustee (as of 10/24) Brian Persing
Account Manager Cari F Mcbride
Sr. Director, Information Technology Catherine Lthomson
Treasurer Christine Volkay-Hilditch
Trustee Corey Williams

Officer compensation and complete director data available with membership.

Top Grant Purposes

Environment & Conservation
$183,505 4 grants
General Support
$87,587 2 grants
Economic Development
$58,095 3 grants
Animal Welfare
$41,000 1 grant
International Aid & Development
$20,000 2 grants

Financial Trends

Year Revenue Expenses Assets
2025 $31.0M $28.6M $52.3M
2024 $31.9M $32.8M $46.4M
2023 $26.8M $27.9M $41.3M
2022 $23.6M $26.2M $39.8M
2021 $24.4M $18.5M $45.0M

Between 2021 and 2025, reported annual revenue grew from $24.4M to $31.0M (+27%), with total assets most recently reported at $52.3M.

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

See the full picture for Water Environment Federation

Complete financials, all 14 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 880,000+ organizations.

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