Marine Biological Laboratory logo

Marine Biological Laboratory

Claim
CN 4/4 Large Publicly-supported charity (509(a)(2))
IRS IRS 990 ProPublica news Wikidata Charity Navigator GDELT

🇺🇸 Woods Hole, MA United States · EIN 042104690

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The Marine Biological Laboratory (MBL) is a research institution for biological and environmental sciences in Woods Hole, Massachusetts, United States. It is associated with the University of Chicago and will return to full independence in June 2026. (via Wikipedia)

Marine Biological Laboratory is a u500 nonprofit based in Woods Hole, United States, with a GiveRadar trust score of 100/100 (EIN: 042104690). View the full profile on GiveRadar for financial data, officer records, and transparency ratings.

Mission

The MBL is a world-renowned center for biological discovery and training that is notably affiliated with 60 Nobel Prize winners. Research is conducted by full-time faculty as well as hundreds of the world's leading scientists who are attracted by the MBL's unique resources and strengths. Their work spans biological scales from molecules and cells to ecosystems. The MBL trains students from high school to postdoctoral levels. Central to the MBL's identity are its advanced graduate level research courses.

UN SDGs: SDG 9
science
100 / 100

Highly Trusted

Based on financial health, governance, verification, public sentiment, and data completeness.

Financial Health
-5/30
Governance
+25/25
Verification
+20/20
Sentiment
0/15
Data Completeness
+10/10

Red Flags

Critical Missing Filings

Most recent filing is from 2023, which is 3 years ago.

Critical Low Program Spending

Only 0.0% of expenses go to programs. The recommended minimum is 65%.

Financials, News & Reviews

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Profile completeness: 90% Good

Data sourced from: Irs, Irs_990, ProPublica, News, Wikidata, Charity_navigator , GDELT

Last updated: Mar 24, 2026 03:00

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Frequently asked questions

Is Marine Biological Laboratory a legitimate charity?
Marine Biological Laboratory is a registered u500 nonprofit based in Woods Hole, MA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1888 and has been operating for 138 years. Its EIN is 042104690. It has a GiveRadar trust score of 100/100, indicating excellent transparency and financial management. This is significantly above the average of 76/100 for u500 charities in United States. The organization reports $45M in annual revenue. 112 officers and directors are publicly disclosed. GiveRadar has identified 2 potential concerns.
What is Marine Biological Laboratory's trust score?
Marine Biological Laboratory has a GiveRadar trust score of 100/100. This score is calculated from financial health (30%), governance (25%), verification status (20%), public sentiment (15%), and data completeness (10%). A score of 100 places this charity in the top tier, reflecting strong financial management, good governance, and high transparency. For comparison, the average trust score for u500 charities in United States is 76/100.
Where is Marine Biological Laboratory located?
Marine Biological Laboratory is located in Woods Hole, MA, United States. The organization was established in 1888 and has been active for 138 years. Its registered address is 7 MBL Street.
How does Marine Biological Laboratory spend its money?
Based on official tax filings, Marine Biological Laboratory has $45M in annual revenue. Its revenue is below the peer average of $109M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
What type of charity is Marine Biological Laboratory?
Marine Biological Laboratory is classified as a U500 organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a large organization. It has $45M in annual revenue. The organization has 112 disclosed officers and directors.
Are there any red flags for Marine Biological Laboratory?
GiveRadar has identified 2 potential concerns for Marine Biological Laboratory. Red flags are automatically detected from official data and may include high executive compensation relative to budget, low program spending, missing or late financial filings, or declining revenue. Red flags do not necessarily mean wrongdoing but indicate areas that may warrant further review before donating.
Is it safe to donate to Marine Biological Laboratory?
Marine Biological Laboratory has a GiveRadar trust score of 100/100, which suggests it is a well-managed organization. It is regulated by the IRS. Visit the Marine Biological Laboratory profile on GiveRadar for full details before deciding. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.
Is my donation to Marine Biological Laboratory tax-deductible?
Yes, donations to Marine Biological Laboratory are generally tax-deductible in the United States. Marine Biological Laboratory is a 501(c)(3) tax-exempt organization. Its EIN is 042104690, 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.