Company lists · Data refreshed November 2026

Top 25 Ocean pollution prevention groups based in the United States

RevenueBase identified 189 company matches for ocean pollution prevention groups associated with the United States as of November 2026 and tracks 4,146 professional contacts across them, including 1,083 with verified work emails. Miami is the largest hub.

This list covers company matches for ocean pollution prevention groups associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
189Companies
4,146Contacts tracked
1,083Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest ocean pollution prevention groups based in the United States

Ranked by team size
Top 25 of 189 company matches for ocean pollution prevention groups based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMonterey, CA, United StatesHQ recorded Nov 6, 2026501-1,000795 contacts →

Exact match

“The mission of the nonprofit Monterey Bay Aquarium is to inspire conservation of the ocean.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSarasota, FL, United StatesHQ recorded Nov 6, 2026201-500493 contacts →

Exact match

“Founded in 1955, Mote Marine Laboratory & Aquarium is an independent, nonprofit 501(c)3 research organization based in Sarasota, Fla, with additional field stations in eastern…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Nov 6, 2026201-500475 contacts →

Exact match

“The New England Aquarium is a catalyst for global change through public engagement, commitment to marine animal conservation, leadership in education, innovative scientific…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200247 contacts →

Exact match

“Our ocean is truly awesome-but it is not invincible.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGloucester, MA, United StatesHQ recorded Nov 6, 202651-200237 contacts →

Exact match

“Seaside Sustainability is a nationally recognized, award-winning 501(c)3 charitable organization dedicated to community engagement, education and environmental conservation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWailuku, HI, United StatesHQ recorded Nov 6, 202651-200205 contacts →

Exact match

“Pacific Whale Foundation is a non-profit organization founded in 1980 to save whales from extinction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGlen Ellen, CA, United StatesHQ recorded Nov 6, 202611-50102 contacts →

Exact match

“Marine Conservation Institute is a team of highly-experienced marine scientists and environmental policy advocates dedicated to saving ocean life for us and future generations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026n/a74 contacts →

Exact match

“EarthEcho International is a nonprofit 501c3 organization founded in 2005 by siblings Philippe and Alexandra Cousteau in honor of their father Philippe Cousteau Sr, son of the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Hubbs-SeaWorld Research Institute (HSWRI) is a non-profit scientific research organization committed to conserving and renewing marine life to ensure a healthier planet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026n/a55 contacts →

Exact match

“Oceanic Global inspires us to care deeply for the ocean and provides solutions to protect it.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“The Ocean Foundation is the gathering place for marine conservation donors and conservation entrepreneurs to advance global ocean solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBerkeley, CA, United StatesHQ recorded Nov 6, 2026n/a37 contacts →

Exact match

“The Plastic Pollution Coalition is a global, strategic alliance of individuals, organizations, and businesses working together to end plastic pollution and its toxic impacts on…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSanta Monica, CA, United StatesHQ recorded Nov 6, 2026n/a36 contacts →

Exact match

“The 5 Gyres Institute, for a planet free of plastic pollution, is a non-profit organization dedicated to researching the issue of plastics in the world’s oceans, and engaging…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Mission Blue inspires action to explore and protect the ocean.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLong Branch, NJ, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Clean Ocean Action ("COA") is a leading national and regional voice working to protect the ocean and waterways using science, law, research, education and citizen action.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNew Smyrna, FL, United StatesHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“The Marine Discovery Center's mission is to protect our coastal ecosystems through education, conservation, and exploration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCA, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Innoceana is an organisation that leads with innovation in the race to save our oceans.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCosta Mesa, CA, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Orange County Coastkeeper (Coastkeeper) is a nonprofit clean water organization that serves as a proactive steward of our fresh- and saltwater ecosystems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKey Largo, FL, United StatesHQ recorded Nov 6, 20261-1030 contacts →

Exact match

“Reef Environmental Education Foundation (REEF) is an international marine conservation organization that implements hands-on programs to involve local communities in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRoss, CA, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Founded in San Francisco in 1969, Oceanic Society is America's oldest non-profit organization dedicated to ocean conservation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHighlands, United StatesHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Our mission: to promote the wise use of New Jersey’s marine and coastal resources through research, education, and outreach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBoston, MA, United StatesHQ recorded Nov 6, 20261-1026 contacts →

Exact match

“At Beneath The Waves, we work towards protecting our ocean and its inhabitants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPortland, OR, United StatesHQ recorded Nov 6, 20261-1026 contacts →

Exact match

“Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOlema, TX, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Turtle Island Restoration Network is a global ocean conservation nonprofit with offices in California and Texas whose mission is to inspire and mobilize people around the world to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSanta Barbara, CA, United StatesHQ recorded Nov 6, 20261-1024 contacts →

Exact match

“Our team works on the water and in the communities along the Santa Barbara Channel to monitor water quality, restore aquatic ecosystems, advocate for clean water, enforce…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 189 ocean pollution prevention groups based in the United States

See the full list, filter by size, metro and specialty, and access 1,083 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Ocean pollution prevention groups based in the United States at a glance

As of Nov 6, 2026
26.1%Verified-email coverage
21.9Average contacts per company
1-10Median size (employees)
4.2%Largest-city concentration · Miami
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
140
11-50
35
51-200
8
201-500
3
501-1,000
1
1,001-5,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 189 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “ocean pollution prevention groups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,083 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “ocean pollution prevention groups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ocean pollution prevention groups are there based in the United States?

RevenueBase identified 189 company matches for ocean pollution prevention groups associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Monterey BAY Aquarium tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most ocean pollution prevention groups?

Miami leads with 8 company records, followed by San Diego (8) and New York (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,083 professional contacts with verified work emails tracked across these 189 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 189 ocean pollution prevention groups based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.