Charities United States Environment Biodiversity
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Biodiversity

To provide progressive environmental study and education that furthers global sustainablity and conservation policies.

Biodiversity Research Institute

Environment Portland, ME EIN 010515381 · IRS Sign up to see website
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89
Integrity Assessment
Strong transparency
89/100 · methodology

About Biodiversity

countries with BRI projects scientists on our team published papers Research Centers BRI's research capabilities have grown in response

Founded
Headquarters
Portland, ME
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
C056
IRS subsection
501(c)(c3)
Ruling date
Size
medium

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1999

Mission

To provide progressive environmental study and education that furthers global sustainablity and conservation policies.

Focus areas & reach

· What they work on and where
🌿 Environment · NTEE C056
Cause tags

How it stacks up against peers

· vs. 8 similar environment in United States
Program spending This charity: 0%
Peer average: 0%
CEO comp as % of revenue This charity: 3.35%
Peer average: 0.48%
Integrity Assessment This charity: 89
Peer average: 89

Red flags

· All clear
IRS revocation history
OFAC / EU / UN sanctions
Open investigations
Governance scandals
Related-party deals
Excessive exec comp

Common questions

· Auto-generated from filings + methodology

Biodiversity is a registered environment nonprofit based in Portland, ME, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1998 and has been operating for 28 years. Its EIN is 010515381. It has a GiveRadar Integrity Assessment of 89/100 (Strong transparency), indicating well-documented governance, financials, and contact details. The organization reports $10M in annual revenue. 22 officers and directors are publicly disclosed. No red flags have been detected.

Biodiversity has a GiveRadar Integrity Assessment of 89/100. 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 89 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for environment charities in United States is 89/100.

Biodiversity is located in Portland, ME, United States. The organization was established in 1998 and has been active for 28 years.

Based on official tax filings, Biodiversity has $10M in annual revenue. 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.

Biodiversity is classified as a Environment organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a medium organization. It has $10M in annual revenue. The organization has 22 disclosed officers and directors.

No red flags have been detected for Biodiversity. 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.

Biodiversity has a GiveRadar Integrity Assessment of 89/100 (Strong transparency) and no red flags have been detected, which suggests it is a well-documented organization. It is regulated by the IRS. You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.

countries with BRI projects scientists on our team published papers Research Centers BRI's research capabilities have grown in response Biodiversity is classified as a environment organization registered in United States. The organization was founded in 1998.

Among environment charities registered in United States: Biodiversity's GiveRadar Integrity Assessment of 89/100 is in line with the peer average of 89/100. Its annual revenue of $10M is well above the peer average of $2M.

Yes, donations to Biodiversity are generally tax-deductible in the United States. Its EIN is 010515381, 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.

Verified against 3 official sources, last refreshed .

Annual revenue
$1M-$10M
0% to programs
Source: IRS 990 (FY2025) why this matters
Unlock exact figures

Filing history

5 years on file from IRS 990 (FY2025): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2025, FY2024, FY2023, FY2022, FY2021.
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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.

Leadership

DA
David Evers
Executive Director

Officers & trustees (6)

Source: Public filings

DA
David E••••
Executive Director
DR
Dr A••• C•••••••
CHAIR
DR
Dr D•••• E••••
EXECUTIVE DIRECTOR
DR
Dr J•••• P••••
VICE CHAIR
DR
Dr J•• M••••
SECRETARY
KA
Kate T•••••
TREASURER
Full names, contact details & compensation

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Latest news

From global news sources

No recent news coverage found

News coverage will appear here when articles mention this organization.

Activity timeline

Filings and press mentions, merged

Form filed
$9.8M revenue
FY2025
IRS_990
Form filed
$8.2M revenue
FY2024
IRS_990
Form filed
$7.0M revenue
FY2023
IRS_990
Form filed
$6.1M revenue
FY2022
IRS_990
Form filed
$3.5M revenue
FY2021
IRS_990

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Peer charities

Other environment in United States, by integrity assessment

Charity Score Revenue Program %
Biodiversity This page 89 $9.8 million -
Friends of Casco Bay 89 $1.3 million -
Drive Clean Colorado 89 $1.3 million -
Chesapeake Climate Action Network 89 $4.0 million -
Jackson Hole Land Trust 89 $7.9 million -
Citizens for Pennsylvanias Future 89 $3.2 million -
Huron River Watershed Council 89 $5.1 million -
Climate Action Reserve 89 $5.8 million -
Alaska Conservation Foundation 89 $8.0 million -

Sources and verification

Refreshed

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2025 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 22 disclosed in the public registry.

Data freshness

Last updated
May 27, 2026
Profile completeness
90%

What we don't know

Honest gaps - our score reflects transparency, not impact

Programs & projects
No named programs listed by the charity
Operating reach
Countries where programs run not specified

Methodology

GiveRadar combines public registry filings, ProPublica Nonprofit Explorer, Charity Navigator, GuideStar, and news archives into a single 0-100 integrity assessment. We don't take a cut of any donation, ever.

Read full methodology

Quick facts about Biodiversity

What is Biodiversity?
Biodiversity is a environment publicly-supported charity (509(a)(2)) based in Portland, United States. countries with BRI projects scientists on our team published papers Research Centers BRI's research capabilities have grown in response
When was Biodiversity founded?
Biodiversity was founded in 1998.
Who leads Biodiversity?
David Evers serves as Executive Director.
Where is Biodiversity located?
Headquartered in Portland, United States.
What is Biodiversity's annual budget?
Annual revenue for fiscal year 2025 is approximately $1M-$10M. 0% of expenses go to program services.
Is Biodiversity trustworthy?
Biodiversity has a GiveRadar Integrity Assessment of 89 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 Biodiversity's registration number?
IRS EIN: 010515381.
What is Biodiversity's website?
http://www.briloon.org/