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Massachusetts Oyster Project for Clean Water Incorporated

The massachusetts oyster project is a non-profit organization working to strengthen our coastal envirinment by restoring native shellfish populations to our beaches and coastal estuaries. Through oyster cultivation, …

Massachusetts Oyster Project Inc

Environment Concord, MA EIN: 263112469 (IRS) Reg: 26-3112469 (IRS) Sign up to see website
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83
Integrity Assessment
Strong transparency
83/100 · methodology

About Massachusetts Oyster Project for Clean Water Incorporated

Restoration - where and when we can, we work to restore native shellfish populations. In partnership with local organizations, we started and maintain oyster upwellers across massachusetts. These upwells grow our native oysters for local restoration efforts. We currently support four upwellers across massachusetts. Shell recycling - we work with local restaurants and events to gather and recycle oyster shells. In time, we aspire to process the shell and use it at our restoration sites. Education - we speak to school groups, scout troops and other environmental organizations. We've also developed an effective, fast-based curriculum for educators in massachusetts. Education is vital to expose more people to the water resources of massachusetts and to build energy and momentum for the …

Founded
Headquarters
Concord, MA
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
C32
IRS subsection
501(c)(03)
Ruling date
Size
small

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 2009

Mission

The massachusetts oyster project is a non-profit organization working to strengthen our coastal envirinment by restoring native shellfish populations to our beaches and coastal estuaries. Through oyster cultivation, shell recycling, education and advocacy we can improve water quality, increase the diversity of sea life and mitigate the effects of climate change.

Focus areas & reach

· What they work on and where

How it stacks up against peers

· vs. 8 similar environment in United States
Program spending This charity: 69%
Peer average: 72%
Integrity Assessment This charity: 83
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

· FY2025 · IRS 990 (FY2025)
$0.69
Program$0.69

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

GiveRadar's verified records show Massachusetts Oyster Project for Clean Water Incorporated with a complete profile, cross-referenced across 3 independent sources including the IRS.

  • GiveRadar has verified more about this organization than about 96% of the 30,143 environment charities in the United States it tracks, because GiveRadar has verified its financial disclosures and its registration. Most of those have little verified data on record yet. View this cohort
  • It has more complete governance disclosure than nearly all comparable organizations, because GiveRadar has verified leadership, executive compensation, a mission statement and a founding date. See national comparisons
  • GiveRadar holds 5 years of financial filings for this organization, the most recent for fiscal year 2025. See the filings
GiveRadar has verified
  • government registration
  • financial records (5 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

Massachusetts Oyster Project for Clean Water Incorporated is a registered environment nonprofit based in Concord, MA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 2008 and has been operating for 18 years. Its EIN is 263112469. 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 83/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $296K in annual revenue. 47 officers and directors are publicly disclosed. No red flags have been detected.

Massachusetts Oyster Project for Clean Water Incorporated's EIN (Employer Identification Number) is 263112469. 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.

Massachusetts Oyster Project for Clean Water Incorporated has a GiveRadar Integrity Assessment of 83/100. 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 83 ('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 90/100.

Massachusetts Oyster Project for Clean Water Incorporated is located in Concord, MA, United States. The organization was established in 2008 and has been active for 18 years.

Based on official tax filings, Massachusetts Oyster Project for Clean Water Incorporated has $296K in annual revenue. It allocates 69% of expenses to programs and services. This is in line with the average of 72% for environment charities in United States. Its revenue is below the peer average of $2M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Massachusetts Oyster Project for Clean Water Incorporated 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 small organization. It has $296K in annual revenue. The organization has 47 disclosed officers and directors.

No red flags have been detected for Massachusetts Oyster Project for Clean Water Incorporated. 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, Massachusetts Oyster Project for Clean Water Incorporated 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 69% of expenses go to programs (the peer average is 72%). 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.

Restoration - where and when we can, we work to restore native shellfish populations. In partnership with local organizations, we started and maintain oyster upwellers across massachusetts. These upwells grow our native oysters for local restoration efforts. We currently support four upwellers across massachusetts. Shell recycling - we work with local restaurants and events to gather and recycle oyster shells. In time, we aspire to process the shell and use it at our restoration sites. Education - we speak to school groups, scout troops and other environmental organizations. We've also developed an effective, fast-based curriculum for educators in massachusetts. Education is vital to expose more people to the water resources... Massachusetts Oyster Project for Clean Water Incorporated is classified as an environment organization registered in United States. The organization was founded in 2008.

Among environment charities registered in United States: It allocates 69% of expenses to programs, in line with the peer average of 72%. Its annual revenue of $296K is below the peer average of $2M.

Yes, donations to Massachusetts Oyster Project for Clean Water Incorporated are generally tax-deductible in the United States. Massachusetts Oyster Project for Clean Water Incorporated is a 501(c)(3) tax-exempt organization. Its EIN is 263112469, 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
$100K-$1M
69% 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.
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
2

Leadership

From FY2025 filing

SA
Sam P••••
Treasurer

Officers & trustees (17)

Source: Public filings

See full names, roles, and stories

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

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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
$0.3M revenue
FY2025
IRS 990
Form filed
$0.2M revenue
FY2024
IRS 990
Form filed
$0.1M revenue
FY2023
IRS 990
Form filed
$0.1M revenue
FY2022
IRS 990
Form filed
$0.1M revenue
FY2021
IRS 990

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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 133,127
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 65,249
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 2025 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 47 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 12, 2026
Registry checked
Jun 6, 2026
Profile completeness
75%

What we know and don't know

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

On record · 9
  • Financial data · FY2025 on record
  • Named leadership · 47 officers on file
  • 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 · 2008
Not available · 2
  • Executive pay
    Top-officer pay not disclosed
  • 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 Massachusetts Oyster Project for Clean Water Incorporated

What is Massachusetts Oyster Project for Clean Water Incorporated?
Massachusetts Oyster Project for Clean Water Incorporated is a environment publicly-supported charity (509(a)(2)) based in Concord, United States. Restoration - where and when we can, we work to restore native shellfish populations. In partnership with local organizations, we started and maintain oyster upwellers across massachusetts. These upwells grow our native oysters for local restoration efforts. We currently support four upwellers across massachusetts. Shell recycling - we work with local restaurants and events to gather and recycle oyster shells. In time, we aspire to process the shell and use it at our restoration sites. Education - we speak to school groups, scout troops and other environmental organizations. We've also developed an effective, fast-based curriculum for educators in massachusetts. Education is vital to expose more people to the water resources of massachusetts and to build energy and momentum for the restoration of native shellfish to our coastlines. Advocacy - massachusetts cumbersome and antiquated laws are holding back restoration. We are working to change them.
When was Massachusetts Oyster Project for Clean Water Incorporated founded?
Massachusetts Oyster Project for Clean Water Incorporated was founded in 2008.
Who leads Massachusetts Oyster Project for Clean Water Incorporated?
Sam Peper serves as Treasurer.
Where is Massachusetts Oyster Project for Clean Water Incorporated located?
Headquartered in Concord, MA, United States.
What is Massachusetts Oyster Project for Clean Water Incorporated's annual budget?
Annual revenue for fiscal year 2025 is approximately $100K-$1M. 69% of expenses go to program services.
Is Massachusetts Oyster Project for Clean Water Incorporated trustworthy?
Massachusetts Oyster Project for Clean Water Incorporated has a GiveRadar Integrity Assessment of 83 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 Massachusetts Oyster Project for Clean Water Incorporated's registration number?
IRS EIN: 263112469. Registration: 26-3112469 (United States).
What is Massachusetts Oyster Project for Clean Water Incorporated's website?
http://www.massoyster.org