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Coastal Steward Inc

Coastal Steward is dedicated to restoring and preserving Long Islands coastline through education raising public awareness and citizen science

Environment Port Jefferson Station, NY EIN: 020757008 (IRS) Sign up to see website
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76
Integrity Assessment
Strong transparency
76/100 · methodology

About Coastal Steward Inc

Your support and contribution will improve our coastal environment by helping educate young Long Islanders, restoring local ecology, and keeping our beaches clean.

Founded
Headquarters
Port Jefferson Station, NY
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
C200
IRS subsection
501(c)(03)
Ruling date

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 2007

Mission

Coastal Steward is dedicated to restoring and preserving Long Islands coastline through education raising public awareness and citizen science

Focus areas & reach

· What they work on and where
🌿 Environment · NTEE C200
Cause tags

How it stacks up against peers

· vs. 8 similar environment in United States
Program spending This charity: 91%
Peer average: 77%
Integrity Assessment This charity: 76
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)
$0.91
Program$0.91
91% 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

GiveRadar's verified records show Coastal Steward Inc with a complete profile, cross-referenced across 3 independent sources including the IRS.

  • GiveRadar holds a more complete profile for this organization than for 82% 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 contact information than nearly all comparable charities, with a verified website, email, phone and address on record. See national comparisons
  • It has more complete governance disclosure than nearly all comparable charities, because GiveRadar has verified leadership, executive compensation, a mission statement and a founding date. See national comparisons
GiveRadar has verified
  • government registration
  • financial records (5 filed years)
  • disclosed leadership
  • a website
  • a contact email
  • a donation page
Not yet verified by GiveRadar
  • 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

Coastal Steward Inc is a registered environment nonprofit based in Port Jefferson Station, NY, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 2005 and has been operating for 21 years. Its EIN is 020757008. 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 76/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $49K in annual revenue. 40 officers and directors are publicly disclosed. No red flags have been detected.

Coastal Steward Inc's EIN (Employer Identification Number) is 020757008. 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.

Coastal Steward Inc has a GiveRadar Integrity Assessment of 76/100. 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 76 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. The charity allocates 91% 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.

Coastal Steward Inc is located in Port Jefferson Station, NY, United States. The organization was established in 2005 and has been active for 21 years.

Based on official tax filings, Coastal Steward Inc has $49K in annual revenue. It allocates 91% of expenses to programs and services. This is above the average of 77% 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.

Coastal Steward Inc is classified as an Environment organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). It has $49K in annual revenue. The organization has 40 disclosed officers and directors.

No red flags have been detected for Coastal Steward 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, Coastal Steward 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 91% 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.

Your support and contribution will improve our coastal environment by helping educate young Long Islanders, restoring local ecology, and keeping our beaches clean. Coastal Steward Inc is classified as an environment organization registered in United States. The organization was founded in 2005.

Among environment charities registered in United States: It allocates 91% of expenses to programs, above the peer average of 77%. Its annual revenue of $49K is below the peer average of $2M.

Yes, donations to Coastal Steward Inc are generally tax-deductible in the United States. Coastal Steward Inc is a 501(c)(3) tax-exempt organization. Its EIN is 020757008, 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
$10K-$100K
91% to programs
Source: IRS 990 (FY2024) why this matters
Unlock exact figures

Filing history

5 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.
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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
1

Leadership

From FY2024 filing

DE
Denis M••••••
President

Officers & trustees (10)

Source: Public filings

See full names, roles, and stories

10 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
$0.0M revenue
FY2024
IRS 990
Form filed
$0.0M revenue
FY2023
IRS 990
Form filed
$0.0M revenue
FY2022
IRS 990
Form filed
$0.0M revenue
FY2021
IRS 990
Form filed
$0.1M revenue
FY2020
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 133,128
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 - 40 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 6, 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 · FY2024 on record
  • Named leadership · 40 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 · 2005
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 Coastal Steward Inc

What is Coastal Steward Inc?
Coastal Steward Inc is a environment publicly-supported charity (509(a)(2)) based in Port Jefferson Station, United States. Your support and contribution will improve our coastal environment by helping educate young Long Islanders, restoring local ecology, and keeping our beaches clean.
When was Coastal Steward Inc founded?
Coastal Steward Inc was founded in 2005.
Who leads Coastal Steward Inc?
Denis Mellett serves as President.
Where is Coastal Steward Inc located?
Headquartered in Port Jefferson Station, NY, United States.
What is Coastal Steward Inc's annual budget?
Annual revenue for fiscal year 2024 is approximately $10K-$100K. 91% of expenses go to program services.
Is Coastal Steward Inc trustworthy?
Coastal Steward Inc has a GiveRadar Integrity Assessment of 76 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 Coastal Steward Inc's registration number?
IRS EIN: 020757008.
What is Coastal Steward Inc's website?
https://coastalsteward.org