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World Wildlife Fund Inc

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Environment Washington, DC EIN: 521693387 (IRS) Sign up to see website
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77
Integrity Assessment
Strong transparency
77/100 · methodology

About World Wildlife Fund Inc

WWF's mission is to conserve nature and reduce the most pressing threats to the diversity of life on Earth. For 50 years, WWF has been protecting the future of nature. The world's leading conservation organization, WWF works in 100 countries and is supported by more than one million members in the United States and close to five million globally. WWF's unique way of working combines global reach with a foundation in science, involves action at every level from local to global, and ensures the delivery of innovative solutions that meet the needs of both people and nature.

Founded
Headquarters
Washington, DC
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
C30
IRS subsection
501(c)(03)
Ruling date
Size
major
Operating in
36 countries

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1991

Mission

See schedule o

Focus areas & reach

· What they work on and where
🌿 Environment · NTEE C30
Cause tags
Operating countries (36)
Belize Bhutan Bolivia Brazil Cambodia Canada Chile China DR Congo Timor-Leste Ecuador Guatemala Honduras India Indonesia Kenya Kyrgyzstan Laos Madagascar Malaysia Mexico Mongolia Mozambique Myanmar Namibia Nepal Pakistan Papua New Guinea Peru Philippines Russia Singapore Solomon Islands Tanzania United States Vietnam

How it stacks up against peers

· vs. 8 similar environment in United States
Program spending This charity: 79%
Peer average: 77%
CEO comp as % of revenue This charity: 0.30%
Peer average: 0.48%
Integrity Assessment This charity: 77
Peer average: 90

Concerns

· None found
No red flags found
Screened for IRS revocation history, Open investigations, Governance scandals, Related-party deals, Excessive exec comp.

Where every $1 goes

· FY2024 · IRS 990 (FY2024)
$0.79
Program$0.79
79% to programs beats the peer average (77%) and beats the Charity Navigator "highly efficient" threshold (75%).

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

Based on the records currently verified by GiveRadar, World Wildlife Fund Inc has a complete profile, cross-referenced across 7 independent sources including the IRS.

  • GiveRadar has cross-referenced this organization across 7 independent sources, led by the IRS - among the most thoroughly sourced profiles in its cohort. See the sources
  • GiveRadar holds 14 years of financial filings for this organization, the most recent for fiscal year 2024 - a deeper filing history than 99% of the 13,585 environment charities in the United States with filings on record. See the filings
  • GiveRadar holds a more complete profile for this organization than for 86% of the 30,143 environment charities in the United States it tracks, because GiveRadar has verified its financial disclosures and its governance. Most of those have little verified data on record yet. View this cohort
GiveRadar has verified
  • government registration
  • financial records (14 filed years)
  • disclosed leadership
  • a website
  • a donation page
  • third-party accreditation
Not yet verified by GiveRadar
  • a contact email
  • an owner-submitted profile claim

Analysis based on GiveRadar's benchmark dataset of 2026-07-03. It describes what GiveRadar has verified, not a judgment of the organization itself.

Common questions

· Auto-generated from filings + methodology

World Wildlife Fund Inc is a registered environment nonprofit based in Washington, DC, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1961 and has been operating for 65 years. Its EIN is 521693387. According to GiveRadar's records, it holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. GiveRadar's Integrity Assessment for the organization is 77/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $375M in annual revenue. 184 officers and directors are publicly disclosed. No red flags have been detected. Recent news coverage shows mixed sentiment.

World Wildlife Fund Inc's EIN (Employer Identification Number) is 521693387. This is the organization's IRS tax identification number; you can use it to verify tax-exempt status and to look up its Form 990 filings with the IRS.

World Wildlife Fund Inc has a GiveRadar Integrity Assessment of 77/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 77 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. The charity allocates 79% of expenses to programs, which contributes positively to its score. For comparison, the average integrity assessment for environment charities in United States is 90/100.

World Wildlife Fund Inc is located in Washington, DC, United States. The organization was established in 1961 and has been active for 65 years.

Based on official tax filings, World Wildlife Fund Inc has $375M in annual revenue. It allocates 79% of expenses to programs and services. This is in line with the average of 77% for environment charities in United States. Its revenue is significantly above the peer average of $2M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

World Wildlife Fund Inc is classified as an Environment organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a major organization. It has $375M in annual revenue. The organization has 184 disclosed officers and directors.

No red flags have been detected for World Wildlife Fund Inc. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.

According to GiveRadar's records, World Wildlife Fund Inc holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. It is registered with the Internal Revenue Service (IRS). It reports that 79% of expenses go to programs (the peer average is 77%). You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.

WWF's mission is to conserve nature and reduce the most pressing threats to the diversity of life on Earth. For 50 years, WWF has been protecting the future of nature. The world's leading conservation organization, WWF works in 100 countries and is supported by more than one million members in the United States and close to five million globally. WWF's unique way of working combines global reach with a foundation in science, involves action at every level from local to global, and ensures the delivery of innovative solutions that meet the needs of both people and nature. World Wildlife Fund Inc is classified as an environment organization registered in United States. The organization was founded in 1961.

Among environment charities registered in United States: It allocates 79% of expenses to programs, in line with the peer average of 77%. Its annual revenue of $375M is well above the peer average of $2M.

Yes, donations to World Wildlife Fund Inc are generally tax-deductible in the United States. World Wildlife Fund Inc is a 501(c)(3) tax-exempt organization. Its EIN is 521693387, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.

Annual revenue
$100M-$1B
79% to programs
Source: IRS 990 (FY2024) why this matters
Unlock exact figures

Filing history

10 years on file from IRS 990 (FY2024): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2024, FY2023, FY2022, FY2021, FY2020, FY2019, FY2018, FY2017, FY2016, FY2015.
Financial details are free - with a GiveRadar account

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Taxes

Tax-deductibility for donors

Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Staff & volunteers

From filings and published profiles

Employees
861

Leadership

From FY2024 filing

MI
Mike P•••••
CFO

Officers & trustees (25)

Source: Public filings

See full names, roles, and stories

25 officers and trustees on file - free with a GiveRadar account.

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Latest news

From global news sources

2 articles found

From news sources and the organization. Shown for transparency; news never affects the integrity score.

Activity timeline

Filings and press mentions, merged

Yucatán teams with World Wildlife Fund to launch US $20 million fund to protect mangroves and water systems - Mexico New
May 2026
mexiconewsdaily.com
World Wildlife Fund Germany announces winners , losers for 2025
Dec 2025
yahoo.com
Form filed
$374.8M revenue
FY2024
IRS 990
Form filed
$372.8M revenue
FY2023
IRS 990
Form filed
$381.6M revenue
FY2022
IRS 990
Form filed
$408.3M revenue
FY2021
IRS 990
Form filed
$286.4M revenue
FY2020
IRS 990
Form filed
$249.9M revenue
FY2019
IRS/ProPublica
Form filed
$256.8M revenue
FY2018
IRS/ProPublica
Form filed
$226.4M revenue
FY2017
IRS/ProPublica
Form filed
$248.6M revenue
FY2016
IRS/ProPublica
Form filed
$218.1M revenue
FY2015
IRS/ProPublica

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Cause areas in United States

How many charities work in each area, with this charity's area highlighted.

Human Services 322,679
Education 195,586
Arts & Culture 133,128
Advocacy & Civil Rights 128,026
Religion 114,636
Health 98,862
Community Development 56,086
Youth Development 53,450
Environment this charity 30,143
See all cause areas in United States

Most common causes in United States

Causes charities work on most.

Community Development 235,146
Education 159,016
Religion 103,741
Arts & Culture 101,203
Human Rights 76,926
Health 65,250
Youth Development 47,775
Animal Welfare 32,425

Sources and verification

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2024 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 184 disclosed in the public registry.
News and media coverage
GDELT Project + Google News
Supplementary verification
ProPublica Nonprofit Explorer
Supplementary verification
Wikidata structured data
Supplementary verification
GlobalGiving partner directory
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 12, 2026
Registry checked
Jun 6, 2026
Profile completeness
100%

What we know and don't know

Exactly which public data we hold on this charity. Our score reflects transparency, not impact.

On record · 10
  • Financial data · FY2024 on record
  • Named leadership · 184 officers on file
  • Executive pay · Disclosed
  • Government registration · Registered with an official registry
  • Mission statement · Published
  • Official website · On record
  • Headquarters address · On file
  • Direct contact · Email or phone published
  • Tax-deductibility · Verified
  • Founding date · 1961
Not available · 1
  • Programs & activities
    No named programs listed by the charity

Methodology

GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.

Read full methodology

Are you the owner or a board member?

If you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email [email protected] with the correct information. We review every request and respond within 30 days.

Quick facts about World Wildlife Fund Inc

What is World Wildlife Fund Inc?
World Wildlife Fund Inc is a environment publicly-supported charity (509(a)(2)) based in Washington, United States. WWF's mission is to conserve nature and reduce the most pressing threats to the diversity of life on Earth. For 50 years, WWF has been protecting the future of nature. The world's leading conservation organization, WWF works in 100 countries and is supported by more than one million members in the United States and close to five million globally. WWF's unique way of working combines global reach with a foundation in science, involves action at every level from local to global, and ensures the delivery of innovative solutions that meet the needs of both people and nature.
When was World Wildlife Fund Inc founded?
World Wildlife Fund Inc was founded in 1961.
Who leads World Wildlife Fund Inc?
Mike Pejcic serves as CFO.
Where is World Wildlife Fund Inc located?
Headquartered in Washington, DC, United States. The charity operates in 36 countries.
What is World Wildlife Fund Inc's annual budget?
Annual revenue for fiscal year 2024 is approximately $100M-$1B. 79% of expenses go to program services.
Is World Wildlife Fund Inc trustworthy?
World Wildlife Fund Inc has a GiveRadar Integrity Assessment of 77 out of 100 (Strong transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
What is World Wildlife Fund Inc's registration number?
IRS EIN: 521693387.
What is World Wildlife Fund Inc's website?
http://www.worldwildlife.org