Company lists · Data refreshed September 2026

Top 25 Ocean and marine conservation organizations based in Spain

RevenueBase identified 104 company matches for ocean and marine conservation organizations associated with Spain as of September 2026 and tracks 1,248 professional contacts across them, including 113 with verified work emails. Barcelona is the largest hub.

This list covers company matches for ocean and marine conservation organizations associated with Spain, 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 September 20, 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 Sep 20, 2026 How this list was built
104Companies
1,248Contacts tracked
113Verified emails
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The 25 largest ocean and marine conservation organizations based in Spain

Ranked by team size
Top 25 of 104 company matches for ocean and marine conservation organizations based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchBarcelona, SpainHQ recorded Sep 20, 202651-200239 contacts →

Exact match

“The Institut de Ciències del Mar (ICM, Institute of Marine Sciences in English) is the fourth-largest research institute of the Spanish National Research Council (CSIC) and the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchValencia/valència, SpainHQ recorded Sep 20, 2026201-500177 contacts →

Exact match

“El Oceanogràfic constituye un auténtico homenaje a los mares y océanos del planeta.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchAlcobendas, SpainHQ recorded Sep 20, 2026201-500155 contacts →

Exact match

“Founded in 1992, Satlink is a world leading technology provider that develops solutions focused on ocean knowledge and sustainability, improving the management of ocean resources…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchVigo, SpainHQ recorded Sep 20, 2026201-50079 contacts →

Exact match

“The Institute of Marine Research (IIM-CSIC) is a competitive marine research institution, one of the top ocean science institutions in Spain and part of the Spanish Research…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchEl Prat De Llobregat, SpainHQ recorded Sep 20, 202611-5027 contacts →

Exact match

“La Fundación CRAM es una entidad privada sin ánimo de lucro dedicada a la protección del medio marino y de las especies que lo habitan.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchBarcelona, SpainHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“Empowering the Ocean" We combine cutting edge scientific innovations and technologies to change marine infrastructures and degraded areas into blue oasis spaces, fostering…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Sep 20, 20261-1023 contacts →

Exact match

“We are a non-profit organization, founded by Theresa Zabell, which aims to educate and raise awareness, especially children, in the care, respect and conservation of our planet…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBarcelona, SpainHQ recorded Sep 20, 20261-1022 contacts →

Exact match

“Since 2008 SUBMON works for the conservation of marine biodiversity and promotes a more sustainable relationship between society and the sea.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchBarcelona, SpainHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“Underwater Gardens International works at the intersection of marine science, applied research, ecological design and ocean awareness.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchMadrid, SpainHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“Oceana is the largest international advocacy organisation focused entirely on "Ocean Conservation".”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchVigo, SpainHQ recorded Sep 20, 202651-20015 contacts →

Exact match

“CETMAR is a public foundation committed to improving the marine environment, its resources, and all the sectors that depend on it, by promoting innovation and environmental…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchMálaga, SpainHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“Nuestra misión es cuidar del mar: flora, fauna y litoral, y con ello conseguir un impacto positivo en las personas desde Málaga hacia el Mediterráneo.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchPalma De Mallorca, SpainHQ recorded Sep 20, 202611-5014 contacts →

Exact match

“Our mission is to restore marine and coastal ecosystems until we achieve an excellent level of conservation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBarcelona & Hossegor, SpainHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“Ocean52 was created in 2018 with one simple goal in mind – to give more than we take.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchBarcelona, SpainHQ recorded Sep 20, 20261-1012 contacts →

Exact match

“Biòlogues i oceanògrafes treballant per a promoure la conservació de la #mar a través de l'educació, divulgació i ciència marina #UrbamarBIO #posidoniactiva”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchPalma De Mallorca, SpainHQ recorded Sep 20, 20261-1010 contacts →

Exact match

“At Cleanwave Foundation,At Cleanwave Foundation, our mission is to safeguard and restore the Mediterranean through holistic marine stewardship.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchDonostia-san Sebastián, SpainHQ recorded Sep 20, 20261-108 contacts →

Exact match

“Surfrider España es la delegación de la ONG Surfrider Foundation Europe.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchVigo, SpainHQ recorded Sep 20, 202611-506 contacts →

Exact match

“Marine Technology Ximo, Ltd.(Marexi) began its operation on March 17, 2005.It´s a dynamic company from Galicia that bases its activity on the constant research and development of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBarcelona, SpainHQ recorded Sep 20, 20261-106 contacts →

Exact match

“Meridian is a full-service communication agency dedicated to advancing ocean conservation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchL'escala, SpainHQ recorded Sep 20, 20261-105 contacts →

Exact match

“We want to promote the knowledge of environmental sciences to improve the management and conservation of natural resources, especially in the Mediterranean Sea.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchMadrid, SpainHQ recorded Sep 20, 202611-505 contacts →

Exact match

“Ocean Born Foundation is 100% committed to restoring and protecting the ocean because we believe it is the biggest natural solution available to address climate change.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchSan Bartolomé, SpainHQ recorded Sep 20, 20261-104 contacts →

Exact match

“CEAMAR es una organización científica fundada en 2013 por un grupo de investigadores con más de 10 años de experiencia profesional con cetáceos y tortugas marinas, que trabaja a…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchPalma De Mallorca, SpainHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Tursiops es una entidad de investigación marina que tiene como misión el estudio de los cetáceos y sus amenazas en Baleares, para que las medidas de gestión puedan estar basadas…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchPort De Pollença, SpainHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Arrels Marines is a local non-profit association founded in 2020 and formed by a multidisciplinary group of people, linked to the local community, and united by a common passion…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchBarcelona, SpainHQ recorded Sep 20, 20261-101 contacts →

Exact match

“ONA is a creative agency on a mission to promote ocean conservation through storytelling.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 104 ocean and marine conservation organizations based in Spain

See the full list, filter by size, metro and specialty, and access 113 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ocean and marine conservation organizations based in Spain at a glance

As of Sep 20, 2026
9.1%Verified-email coverage
12.0Average contacts per company
1-10Median size (employees)
17.3%Largest-city concentration · Barcelona
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
78
11-50
16
51-200
5
201-500
4
10001+
1

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 104 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 Spain whose business descriptions match “ocean and marine conservation 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. 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 113 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 September 20, 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 and marine conservation organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ocean and marine conservation organizations are there based in Spain?

RevenueBase identified 104 company matches for ocean and marine conservation organizations associated with Spain as of September 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?

Institut DE Ciències DEL MAR - Csic tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most ocean and marine conservation organizations?

Barcelona leads with 18 company records, followed by Madrid (13) and Valencia (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 113 professional contacts with verified work emails tracked across these 104 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 September 20, 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.