Company lists · Data refreshed October 2026

Top 25 Marine contractors worldwide

Name: Marine contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 27, 2026 21,819 companies tracked

RevenueBase identified 21,819 company matches for marine contractors worldwide as of October 2026 and tracks 539,301 professional contacts across them, including 83,545 with verified work emails. The United States is the largest market and Singapore the largest hub.

This list covers company matches for marine contractors 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 October 27, 2026. Country and city lists for marine contractors 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 Oct 27, 2026 How this list was built

21,819Companies

539,301Contacts tracked

83,545Verified emails

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The 25 largest marine contractors worldwide

Ranked by team size

Top 25 of 21,819 company matches for marine contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 27, 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	Newport News Shipbuilding, A Division Of HII	Exact match	Newport News, VA, United StatesHQ recorded Oct 27, 2026	10001+	7,601 contacts →
	Exact match “For 137 years, the ships built at Newport News Shipbuilding, like the American shipbuilders who built them, have served our nation in peace and war, in times of adversity and in…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
2	Bernhard Schulte Shipmanagement	Exact match	Hamburg, GermanyHQ recorded Oct 27, 2026	10001+	6,000 contacts →
	Exact match “Bernhard Schulte Shipmanagement (BSM) is an integrated maritime solutions provider and one of the world’s top-ranking ship managers in the gas, tanker, offshore, container, bulk…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
3	v.group	Exact match	London, GermanyHQ recorded Oct 27, 2026	10001+	4,698 contacts →
	Exact match “The committed partner of progress for everything at sea.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
4	Deme Group	Exact match	Beveren-kruibeke-zwijndrecht, BelgiumHQ recorded Oct 27, 2026	5,001-10,000	4,648 contacts →
	Exact match “DEME (Euronext Brussels: DEME) is a leading contractor in the fields of offshore energy, dredging and marine infrastructure, and environmental remediation.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
5	VAN Oord	Exact match	3063 Nh, NetherlandsHQ recorded Oct 27, 2026	5,001-10,000	4,483 contacts →
	Exact match “Van Oord is a leading international marine contractor focusing on dredging, infrastructure and offshore energy projects.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
6	DAMEN	Exact match	Gorinchem, NetherlandsHQ recorded Oct 27, 2026	10001+	4,314 contacts →
	Exact match “Oceans, seas, lakes and rivers offer growing possibilities in the areas of trade, food, energy and recreation.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
7	China Harbour Engineering Co. LTD	Exact match	Beijing, ChinaHQ recorded Oct 27, 2026	5,001-10,000	4,026 contacts →
	Exact match “CHEC is focused on basic infrastructure construction, such as Marine Engineering, Dredging and Reclamation, Road and Bridge, Railways, Airports, Complete Plant, and other works.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
8	Boskalis	Exact match	Papendrecht, NetherlandsHQ recorded Oct 27, 2026	10001+	3,503 contacts →
	Exact match “Boskalis is a leading global services provider operating in the dredging, maritime infrastructure and maritime services sectors.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
9	Tidewater	Exact match	Houston, TX, United StatesHQ recorded Oct 27, 2026	5,001-10,000	3,497 contacts →
	Exact match “Tidewater Inc.(Tidewater) is the owner and operator of the world’s largest Offshore Support Vessel (OSV) fleet.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
10	DOF	Exact match	Bergen, NorwayHQ recorded Oct 27, 2026	5,001-10,000	3,269 contacts →
	Exact match “With a multi-national workforce of over 5,700 personnel, DOF is an international group of companies which owns and operates a fleet of modern offshore/subsea vessels, with an…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
11	Bram Offshore	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 27, 2026	1,001-5,000	3,147 contacts →
	Exact match “Somos a Bram Offshore Transportes Marítimos, a maior empresa representante do Grupo Edison Chouest Offshore no Brasil, reconhecida como o fornecedor de soluções de transporte…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
12	Heerema Marine Contractors	Exact match	Leiden, NetherlandsHQ recorded Oct 27, 2026	1,001-5,000	2,792 contacts →
	Exact match “Heerema Marine Contractors is a world-leading marine contractor in the international offshore energy industry.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
13	Allseas	Exact match	Châtel-saint-denis, United StatesHQ recorded Oct 27, 2026	1,001-5,000	2,765 contacts →
	Exact match “Allseas is a world-leading contractor in the offshore energy market.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
14	VARD	Exact match	6002 Ålesund, NorwayHQ recorded Oct 27, 2026	5,001-10,000	2,583 contacts →
	Exact match “VARD is one of the major global designers and shipbuilders of specialized vessels.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
15	Brasfels	Exact match	Angra Dos Reis, BrazilHQ recorded Oct 27, 2026	5,001-10,000	2,478 contacts →
	Exact match “Empresa multinacional na área de construção e reparos de navios e plataformas.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
16	ITD Cementation India LTD	Exact match	Mumbai, IndiaHQ recorded Oct 27, 2026	1,001-5,000	2,436 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
17	Zamil Offshore Services Company	Exact match	Al-khobar, Saudi ArabiaHQ recorded Oct 27, 2026	1,001-5,000	2,406 contacts →
	Exact match “Zamil Offshore Services Company has been offering diversified offshore and marine support services to the oil and gas industry since 1977.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
18	Seaspan ULC	Exact match	North Vancouver, BC, CanadaHQ recorded Oct 27, 2026	5,001-10,000	2,387 contacts →
	Exact match “Seaspan is an association of Canadian companies involved in coastal marine transportation, shipdocking/ship escort, ship repair & refit, shipbuilding, ship design, commercial…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
19	Nmdc Dredging & Marine	Exact match	Musaffah Industrial, United Arab EmiratesHQ recorded Oct 27, 2026	1,001-5,000	2,382 contacts →
	Exact match “NMDC Dredging & Marine was established in 1976 as a dredging division of Abu Dhabi National Oil Company (ADNOC).” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
20	Free Lancer	Exact match	BrazilHQ recorded Oct 27, 2026	n/a	2,271 contacts →
	Exact match “Rov company.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
21	P&o Maritime Logistics	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 27, 2026	5,001-10,000	2,204 contacts →
	Exact match “P&O Maritime Logistics is a leading provider of marine solutions with focus on offshore energy, port services and cargo transport.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
22	Chantiers DE L'atlantique	Exact match	Saint-nazaire, FranceHQ recorded Oct 27, 2026	1,001-5,000	2,121 contacts →
	Exact match “Installée sur la façade Atlantique, Chantiers de l’Atlantique est une entreprise de construction maritime (paquebots, sous-stations…) et de services aux flottes.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
23	Cochin Shipyard Limited	Exact match	Ernakulam, IndiaHQ recorded Oct 27, 2026	10001+	2,086 contacts →
	Exact match “Cochin Shipyard was incorporated in the year 1972 as a fully owned Government of India company.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
24	Estaleiro Atlântico SUL	Exact match	Ipojuca, BrazilHQ recorded Oct 27, 2026	n/a	2,042 contacts →
	Exact match “Founded in 2005, Atlântico Sul (EAS) is currently the premier benchmark for the construction of Suezmax and Aframax oil tankers in the Americas, as well as a major ship repair hub…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
25	Grupo CBO	Exact match	Niterói, BrazilHQ recorded Oct 27, 2026	1,001-5,000	1,972 contacts →
	Exact match “O Grupo CBO é uma das maiores empresas de apoio marítimo do Brasil.” Recorded in the RevenueBase company graph · Oct 27, 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 contractors”. 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 21,819 marine contractors worldwide

See the full list, filter by size, metro and specialty, and access 83,545 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Marine contractors worldwide at a glance

As of Oct 27, 2026

15.5%Verified-email coverage

24.7Average contacts per company

11-50Median size (employees)

2.2%Largest-city concentration · Singapore

Oct 27, 2026Page data refreshed

Companies by employee count

1-10

8,857

11-50

7,549

51-200

3,261

201-500

1,121

501-1,000

435

1,001-5,000

339

5,001-10,000

10001+

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 marine contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “marine contractors” 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 83,545 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 October 27, 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.

Marine contractors by location

104 lists · largest first

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

Countries

Cities

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

How many marine contractors are there worldwide?

RevenueBase identified 21,819 company matches for marine contractors worldwide as of October 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?

Newport News Shipbuilding, A Division Of HII tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most marine contractors?

The United States leads with 3,674 companies, followed by the United Kingdom (1,281) and the Netherlands (1,029). Every marine contractors list by country and city is linked on this page.

Which city has the most marine contractors?

Singapore leads with 473 company records, followed by Istanbul (312) and Dubai (293).

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 83,545 professional contacts with verified work emails tracked across these 21,819 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 October 27, 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.