Company lists · Data refreshed November 2026

Top 25 Ocean cleanup organizations worldwide

RevenueBase identified 1,053 company matches for ocean cleanup organizations worldwide as of November 2026 and tracks 8,685 professional contacts across them, including 2,711 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for ocean cleanup organizations worldwide, 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. Country and city lists for ocean cleanup organizations follow the table.

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
1,053Companies
8,685Contacts tracked
2,711Verified emails
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The 25 largest ocean cleanup organizations worldwide

Ranked by team size
Top 25 of 1,053 company matches for ocean cleanup organizations worldwide, 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 matchRotterdam, NetherlandsHQ recorded Nov 6, 202651-200466 contacts →

Exact match

“Every year, millions of tons of plastic enter the oceans primarily from rivers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchUnited StatesHQ recorded Nov 6, 2026201-500436 contacts →

Exact match

“Oceana is the largest international advocacy organization dedicated solely to ocean conservation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBoca Raton, FL, United StatesHQ recorded Nov 6, 202651-200256 contacts →

Exact match

“4ocean is a mission‑driven, for‑profit ocean cleanup company dedicated to ending the ocean plastic crisis.”

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 matchRoss-on-wye, United KingdomHQ recorded Nov 6, 202651-200153 contacts →

Exact match

“The Marine Conservation Society is the UK's leading marine charity working towards a cleaner, better protected and healthier ocean, for everyone Today, our ocean is in poor health…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchVancouver, BC, CanadaHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Ocean Wise is a global non-for-profit conservation organization inspiring action to conserve our oceans.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSt. Agnes, United KingdomHQ recorded Nov 6, 202611-50102 contacts →

Exact match

“Surfers Against Sewage is a national marine conservation and campaigning charity that inspires, unites and empowers communities to take action to protect the ocean and our blue…”

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 matchDubai, United Arab EmiratesHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Welcome to Ecocoast.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMarseille, FranceHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“Wings of the Ocean est une association de protection de l’océan qui lutte contre les déchets sauvages, en particulier les déchets plastiques.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchTallinn, EstoniaHQ recorded Nov 6, 202611-5054 contacts →

Exact match

“Let's Do It World is the world's biggest civic action movement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSingaporeHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“Seven Clean Seas is an ocean impact organisation on a mission to become the world’s largest preventer of ocean plastics pollution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPrestons, AustraliaHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“For over two decades we have been leaders in the design, installation and maintenance of stormwater treatment assets and infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBordeaux, FranceHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“Plastic Odyssey is an international Nonprofit working to combat plastic pollution by developing concrete solutions on a global scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“A Sea Shepherd Brasil é uma organização sem fins lucrativos para proteger a vida marinha no planeta.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSri LankaHQ recorded Nov 6, 2026n/a43 contacts →

Exact match

“ZeroPlastic envisions a world that is a plastic free environment through volunteerism, advocacy, policy and practice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“The Sea Ranger Service is a social company on a bold mission to restore 1 million hectares of ocean biodiversity by 2040, whilst training young people towards a maritime career.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 2026n/a41 contacts →

Exact match

“Türkiye’ nin denizlerini ve su yollarını koruma konusunda önemli bir rol üstlenen TURMEPA, ülkemizin bu alanda faaliyet gösteren lider sivil toplum kuruluşudur.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAntwerp, BelgiumHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Every year, 127 billion kilograms of plastic end up in nature & rivers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTownsville, AustraliaHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Tangaroa Blue Foundation is an Australian-wide not-for-profit organisation dedicated to the removal and prevention of marine debris, one of the most significant environmental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact 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
24Exact matchCoral Gables, FL, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Protect the water you love.#MiamiWaterkeeper Miami Waterkeeper protects South Florida’s waters by advocating for resilient solutions grounded in science, rooted in nature, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchUnited StatesHQ recorded Nov 6, 2026n/a34 contacts →

Exact match

“Eyesea is a nonprofit organization with a mission to map global pollution and maritime hazards.”

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

Showing 25 of 1,053 ocean cleanup organizations worldwide

See the full list, filter by size, metro and specialty, and access 2,711 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ocean cleanup organizations worldwide at a glance

As of Nov 6, 2026
31.2%Verified-email coverage
8.2Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
739
11-50
239
51-200
50
201-500
11
501-1,000
2
1,001-5,000
2
5,001-10,000
2
10001+
3

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for ocean cleanup organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “ocean cleanup organizations” 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. 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 2,711 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.

Ocean cleanup organizations by location

6 lists · largest first

Every Ocean cleanup organizations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 cleanup organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ocean cleanup organizations are there worldwide?

RevenueBase identified 1,053 company matches for ocean cleanup organizations worldwide 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?

The Ocean Cleanup tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most ocean cleanup organizations?

The United States leads with 181 companies, followed by France (85) and the United Kingdom (67). Every ocean cleanup organizations list by country and city is linked on this page.

Which city has the most ocean cleanup organizations?

London leads with 22 company records, followed by Paris (12) and Sydney (10).

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 2,711 professional contacts with verified work emails tracked across these 1,053 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.

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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.