Company lists · Data refreshed September 2026

Top 25 Marine environmental engineering companies based in Spain

Name: Marine environmental engineering companies based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 400 companies tracked

RevenueBase identified 400 company matches for marine environmental engineering companies associated with Spain as of September 2026 and tracks 4,360 professional contacts across them, including 504 with verified work emails. Madrid is the largest hub.

This list covers company matches for marine environmental engineering companies 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 17, 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 17, 2026 How this list was built

400Companies

4,360Contacts tracked

504Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest marine environmental engineering companies based in Spain

Ranked by team size

Top 25 of 400 company matches for marine environmental engineering companies based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Amphos 21	Exact match	Barcelona, SpainHQ recorded Sep 17, 2026	201-500	418 contacts →
	Exact match “Founded in 1994, in Barcelona, Spain, Amphos21 includes three companies in Spain (1994), Chile (2009) and Peru (2012).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Antea Group España Y Latinoamérica	Exact match	A Coruña, SpainHQ recorded Sep 17, 2026	51-200	133 contacts →
	Exact match “Desde su fundación en A Coruña en el año 1985 ICEACSA se ha posicionado en el mercado español como una consultora pionera y líder en el desarrollo integral de proyectos en los…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Tecnoambiente	Exact match	Cerdanyola Del Vallès, SpainHQ recorded Sep 17, 2026	51-200	126 contacts →
	Exact match “Tecnoambiente, a wholly owned subsidiary of TRADEBE, is a multidisciplinary geoscience-environmental survey, subsea inspections and environmental consultancy company, with an…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Abance	Exact match	El Puerto De Santa María, SpainHQ recorded Sep 17, 2026	51-200	103 contacts →
	Exact match “Abance is an engineering company founded in 1994 in El Puerto de Santa María (Cádiz), Spain, that operates in the Naval and Defense sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Litoclean	Exact match	Barcelona, SpainHQ recorded Sep 17, 2026	51-200	91 contacts →
	Exact match “Litoclean es una consultora medioambiental experta en el desarrollo de proyectos de investigación y descontaminación de suelos.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Emgrisa	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	84 contacts →
	Exact match “Emgrisa es una empresa pionera en servicios y soluciones medioambientales y en economía circular.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Dravo S.A	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	67 contacts →
	Exact match “Founded in 1987 by the the Spanish company Dragados and the Dutch company Van Oord, DRAVO S.A.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Tauw Iberia	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	65 contacts →
	Exact match “Tauw Iberia is an independent environmental consultancy and engineering company established in 1989.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Seaplace	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	51-200	63 contacts →
	Exact match “Seaplace is an Offshore Engineering and Ship Design office.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Tincasur Sur, S.L	Exact match	Puerto Real, SpainHQ recorded Sep 17, 2026	51-200	63 contacts →
	Exact match “Tincasur Sur es una empresa de servicios con una gran experiencia en los campos Naval, Industrial y OffShore, contando con dos divisiones, una dedicada a la Mecánica y otra a la…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Freire Shipyard	Exact match	Vigo, SpainHQ recorded Sep 17, 2026	51-200	48 contacts →
	Exact match “Freire shipyard is a family owned company located in the North West of Spain which was founded in 1895 by Mr.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Zunibal	Exact match	Derio, SpainHQ recorded Sep 17, 2026	51-200	47 contacts →
	Exact match “Founded in 1995 in Derio (Spain), Zunibal has established itself as a benchmark in the field of innovation and the development of advanced technological solutions dedicated to…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Intacta Gestión Ambiental	Exact match	As Pontes De García Rodríguez, SpainHQ recorded Sep 17, 2026	11-50	45 contacts →
	Exact match “Intacta surge como una sinergia que une la participación activa y concertada para alcanzar una eficacia total y garantizar cualquier servicio medioambiental, pero con ella nace…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	IGM Ingenieria Y Gestión Medioambiental	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	201-500	44 contacts →
	Exact match “Nuestra historia comienza en Febrero de 1997, cuando IGM es fundada para dar solución a problemas relacionados con el medio natural.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Detegasa	Exact match	Narón, SpainHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “Detegasa designs, manufactures and markets high-tech waste and water treatment solutions for Navy, Marine & Offshore Industries, providing an integrated lifecycle support.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Ecos Group	Exact match	Las Palmas De Gran Canaria, SpainHQ recorded Sep 17, 2026	11-50	39 contacts →
	Exact match “At ECOS Group (ECOS Estudios Ambientales y Oceanografía S.L.), we are an environmental consultancy and coastal engineering firm with over 18 years of experience, specialized in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Sintemar	Exact match	Erandio, SpainHQ recorded Sep 17, 2026	11-50	37 contacts →
	Exact match “SINTEMAR is a company specialized in technical solutions for the installation, protection, repair and reliability of industrial and marine assets, with over 65 years of experience…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Siport21	Exact match	Las Rozas De Madrid, SpainHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “Siport21 is a port engineering and maritime safety consulting company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Esolve. Environmental Consulting And Engineering	Exact match	Barcelona, SpainHQ recorded Sep 17, 2026	11-50	35 contacts →
	Exact match “ESOLVE is an environmental consulting and engineering company that provides a wide range of professional services to private sector companies and public organizations for the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	SYM Naval	Exact match	Puerto Vilanova I La Geltrú, SpainHQ recorded Sep 17, 2026	51-200	33 contacts →
	Exact match “Sym Naval is a company of naval technical services, naval consultancy and own shipyard for the construction, conversion, maintenance and repair of ships.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	BMT Repairs	Exact match	Los Barrios, SpainHQ recorded Sep 17, 2026	51-200	30 contacts →
	Exact match “Blay Marine Tech SL offers technical marine services and ship repairs as well as auxiliary services for the maritime industry in Spain.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Canlemar SL	Exact match	Pontedeume, SpainHQ recorded Sep 17, 2026	51-200	30 contacts →
	Exact match “CANLEMAR SL es una empresa ubicada en Galicia, norte de España, dedicada a la realización de dragados y obras marítimas alrededor del mundo.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Amadesam S.L	Exact match	Mazagón, SpainHQ recorded Sep 17, 2026	11-50	30 contacts →
	Exact match “AMADESAM S.L is a maritime service company based out of Mazagón-Huelva, Spain.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Altácia	Exact match	Madrid, SpainHQ recorded Sep 17, 2026	11-50	29 contacts →
	Exact match “Somos un socio de confianza estratégico para nuestros clientes.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Extrepronatur SL	Exact match	Badajoz, SpainHQ recorded Sep 17, 2026	11-50	29 contacts →
	Exact match “EXTREPRONATUR SL es una consultora medioambiental y servicios AVENIDA JUAN PEREDA PILA, 1, BADAJOZ, Badajoz, Spain.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “marine environmental engineering companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 400 marine environmental engineering companies based in Spain

See the full list, filter by size, metro and specialty, and access 504 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Marine environmental engineering companies based in Spain at a glance

As of Sep 17, 2026

11.6%Verified-email coverage

10.9Average contacts per company

11-50Median size (employees)

12.8%Largest-city concentration · Madrid

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

192

11-50

157

51-200

201-500

501-1,000

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 400 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 “marine environmental engineering companies” 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 504 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 17, 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 “marine environmental engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine environmental engineering companies are there based in Spain?

RevenueBase identified 400 company matches for marine environmental engineering companies 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?

Amphos 21 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most marine environmental engineering companies?

Madrid leads with 51 company records, followed by Barcelona (35) and Vigo (23).

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 504 professional contacts with verified work emails tracked across these 400 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 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 400 marine environmental engineering companies based in Spain. Start with a free account, no credit card.

Download this list →

Related lists

Marine environmental engineering companies by geography

Browse the directory

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.