Meso-American Reef Fund
About
MAR Fund seeks, secures and facilitates regional funding, fosters partnerships and drives capacity building for the conservation, restoration, and sustainable use of marine and coastal ecosystems in the Mesoamerican Reef region.
Focus & reach
Belize
Guatemala
Honduras
Mexico
Verification & registration
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Integrity assessment
A score from 0 to 100 for how openly a charity shares public information across five areas: registration, financial disclosure, governance, contact details, and data recency. It does not measure programme impact. See exactly what we do and do not have →
Financials
Public filingsSimilar charities
GiveRadar Intelligence
GiveRadar Analysis
Based on the records currently verified by GiveRadar, Meso-American Reef Fund has a partial profile, sourced from the IRS.
- GiveRadar has verified financial records for only 3% of environment charities in Guatemala, and this is one of them. See national comparisons
- It is one of the better-documented environment charities in Guatemala GiveRadar currently tracks, because GiveRadar has verified its registration. Most of those have little verified data on record yet. View this cohort
- It has more complete contact information than 84% of similar organizations, with a verified website and address on record. See national comparisons
- government registration
- financial records
- a website
Analysis based on GiveRadar's benchmark dataset of 2026-09-07. It describes what GiveRadar has verified, not a judgment of the organization itself.
See 5 years of revenue, expense breakdowns, and balance sheet.
Sign up to viewTax deductibility
Whether a gift to Meso-American Reef Fund lowers your own taxes depends on where you pay them. Choose your country to see the rule that applies.
Donations may be tax-deductible for residents of Guatemala under local rules. Confirm with the charity directly.
Meso-American Reef Fund is registered in Guatemala. Donations from the Netherlands to charities outside the EU/EEA are generally not tax-deductible for Dutch donors unless the charity is listed on the Dutch ANBI register with foreign-recognized status.
Meso-American Reef Fund is registered in Guatemala. US donors generally cannot deduct gifts to non-US charities directly. To claim a deduction, route the gift through a US 'Friends of' fiscal sponsor or a donor-advised fund that performs equivalency determination (IRS Rev. Proc. 92-94).
This is general guidance, not tax advice. Confirm treatment with the charity or your tax advisor before donating.
We check government filings and charity disclosures quarterly. If you represent this charity, claim this page to add officers directly.
No red flags detected
In the news
No recent news coverage found
News coverage will appear here when articles mention this organization.
First of 31 environment charities in Guatemala on integrity score
The highest integrity score in this cohort (54/100). Positions are competition ranks: ties share a position. Cohorts are the tightest local peer set with at least 30 comparable organizations; a metric is left out where the cohort is too small or nearly uniform.
Bars show the share of the cohort this charity outranks. Ranks describe how much is publicly disclosed, not how good the charity is.
How it stacks up against peers
Compared with 8 similar environment charities in Guatemala.
Cause areas in Guatemala
Charities working in each area, this charity's highlighted.
Sources and verification
What we know and don't know
Every data point we track for this charity, and whether we have found it. Disclosure only, never a judgment of the charity's work.
Data freshness
How current this profile is, and when we last checked it against the official source.
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 methodologyIf you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email info@giveradar.com with the correct information. We review every request and respond within 30 days.
Frequently asked questions about Meso-American Reef Fund
Meso-American Reef Fund is a registered environment nonprofit based in Guatemala, Guatemala. It is registered with the official charity registry of Guatemala. Its EIN is 300303438. GiveRadar's Integrity Assessment for the organization is 54/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $1M in annual revenue.
Based on official filings, Meso-American Reef Fund has $1M in annual revenue. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
MAR Fund seeks, secures and facilitates regional funding, fosters partnerships and drives capacity building for the conservation, restoration, and sustainable use of marine and coastal ecosystems in the Mesoamerican Reef region. Meso-American Reef Fund is classified as an environment organization registered in Guatemala.
Meso-American Reef Fund is classified as an Environment organization, registered in Guatemala. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a medium organization. It has $1M in annual revenue.
Meso-American Reef Fund's EIN (Employer Identification Number) is 300303438. 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.
Meso-American Reef Fund is located in Guatemala, Guatemala. Its registered address is 22 Avenida 0-59, Zona 15 Vista Hermosa II.
Among environment charities registered in Guatemala: Its annual revenue of $1M is comparable to the peer average of $1M.
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Quick facts about Meso-American Reef Fund
- What is Meso-American Reef Fund?
- Meso-American Reef Fund is a environment publicly-supported charity (509(a)(2)) based in Guatemala, Guatemala. MAR Fund seeks, secures and facilitates regional funding, fosters partnerships and drives capacity building for the conservation, restoration, and sustainable use of marine and coastal ecosystems in the Mesoamerican Reef region.
- Where is Meso-American Reef Fund located?
- Headquartered in Guatemala, Guatemala. The charity operates in 4 countries.
- What is Meso-American Reef Fund's annual budget?
- Annual revenue is $1.1 million.
- Is Meso-American Reef Fund trustworthy?
- Meso-American Reef Fund has a GiveRadar Integrity Assessment of 54 out of 100 (Partial 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 Meso-American Reef Fund's registration number?
- IRS EIN: 300303438.
- What is Meso-American Reef Fund's website?
- http://www.marfund.org
- Are donations to Meso-American Reef Fund tax-deductible?
- Donations may be tax-deductible for residents of Guatemala under local rules. US donors should check whether the charity has an equivalency-determination letter or a US-based fiscal sponsor before claiming a deduction.