Company lists · Data refreshed November 2026

Top 25 Marine infrastructure firms worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 8,158 companies tracked

RevenueBase identified 8,158 company matches for marine infrastructure firms worldwide as of November 2026 and tracks 321,346 professional contacts across them, including 63,049 with verified work emails. The United States is the largest market and Singapore the largest hub.

This list covers company matches for marine infrastructure firms 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 marine infrastructure firms 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

8,158Companies

321,346Contacts tracked

63,049Verified emails

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The 25 largest marine infrastructure firms worldwide

Ranked by team size

Top 25 of 8,158 company matches for marine infrastructure firms 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Afcons Infrastructure Limited	Exact match	Veera Desai Road, IndiaHQ recorded Nov 6, 2026	1,001-5,000	6,920 contacts →
	Exact match “Afcons is flagship infrastructure engineering & construction company of the Shapoorji Pallonji Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Deme Group	Exact match	Beveren-kruibeke-zwijndrecht, BelgiumHQ recorded Nov 6, 2026	5,001-10,000	4,731 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 · Nov 6, 2026 · View company records in RevenueBase
3	Clark Construction Group	Exact match	United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,624 contacts →
	Exact match “Clark Construction Group is one of the largest building and infrastructure companies in the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	VAN Oord	Exact match	3063 Nh, NetherlandsHQ recorded Nov 6, 2026	5,001-10,000	4,613 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 · Nov 6, 2026 · View company records in RevenueBase
5	DAMEN	Exact match	Gorinchem, NetherlandsHQ recorded Nov 6, 2026	10001+	4,443 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 · Nov 6, 2026 · View company records in RevenueBase
6	China Harbour Engineering Co. LTD	Exact match	Beijing, ChinaHQ recorded Nov 6, 2026	5,001-10,000	4,212 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 · Nov 6, 2026 · View company records in RevenueBase
7	Tidewater	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,739 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 · Nov 6, 2026 · View company records in RevenueBase
8	Boskalis	Exact match	Papendrecht, NetherlandsHQ recorded Nov 6, 2026	10001+	3,564 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 · Nov 6, 2026 · View company records in RevenueBase
9	Bram Offshore	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 6, 2026	1,001-5,000	3,276 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 · Nov 6, 2026 · View company records in RevenueBase
10	Heerema Marine Contractors	Exact match	Leiden, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	2,841 contacts →
	Exact match “Heerema Marine Contractors is a world-leading marine contractor in the international offshore energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Allseas	Exact match	Châtel-saint-denis, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,837 contacts →
	Exact match “Allseas is a world-leading contractor in the offshore energy market.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Malaysia Marine & Heavy Engineering	Exact match	Kuala Lumpur, MalaysiaHQ recorded Nov 6, 2026	1,001-5,000	2,752 contacts →
	Exact match “Malaysia Marine and Heavy Engineering Holdings Berhad (MHB) is a globally trusted energy and marine solutions provider for a wide range of offshore and onshore facilities and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Michels Corporation	Exact match	Brownsville, PA, United StatesHQ recorded Nov 6, 2026	10001+	2,607 contacts →
	Exact match “Established in 1959 in Brownsville, WI, Michels is an international leader in energy and infrastructure construction.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	ITD Cementation India LTD	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,518 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Zamil Offshore Services Company	Exact match	Al-khobar, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	2,473 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 · Nov 6, 2026 · View company records in RevenueBase
16	Kleinfelder	Exact match	San Diego, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,456 contacts →
	Exact match “At Kleinfelder, we have been connecting great people to the best work since 1961.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Nmdc Dredging & Marine	Exact match	Musaffah Industrial, United Arab EmiratesHQ recorded Nov 6, 2026	1,001-5,000	2,439 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 · Nov 6, 2026 · View company records in RevenueBase
18	Free Lancer	Exact match	BrazilHQ recorded Nov 6, 2026	n/a	2,408 contacts →
	Exact match “Rov company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	P&o Maritime Logistics	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	5,001-10,000	2,262 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 · Nov 6, 2026 · View company records in RevenueBase
20	D.M. Consunji, Inc. Dmci	Exact match	Makati City, PhilippinesHQ recorded Nov 6, 2026	5,001-10,000	2,208 contacts →
	Exact match “Founded on December 24, 1954, D.M.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Chantiers DE L'atlantique	Exact match	Saint-nazaire, FranceHQ recorded Nov 6, 2026	1,001-5,000	2,178 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 · Nov 6, 2026 · View company records in RevenueBase
22	Dragados SA	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	2,032 contacts →
	Exact match “DRAGADOS, S.A.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Bouygues Travaux Publics	Exact match	Saint-quentin-en-yvelines Cedex, FranceHQ recorded Nov 6, 2026	10001+	1,967 contacts →
	Exact match “CONSTRUIRE DES INFRASTRUCTURES DURABLES Bouygues TP est l’un des leaders mondiaux dans les domaines de l’aménagement du territoire et de la construction d’infrastructures durables.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Edison Chouest Offshore	Exact match	Cut Off, LA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,947 contacts →
	Exact match “Recognized Worldwide for Diverse and Dynamic Marine Transportation Solutions Founded as Edison Chouest Boat Rental in Galliano, Louisiana, in 1960, the Edison Chouest Offshore…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Royal IHC	Exact match	Kinderdijk, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	1,862 contacts →
	Exact match “Royal IHC is a leading supplier of maritime technology and expert craftsmanship.” Recorded in the RevenueBase company graph · Nov 6, 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 infrastructure firms”. 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 8,158 marine infrastructure firms worldwide

See the full list, filter by size, metro and specialty, and access 63,049 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Marine infrastructure firms worldwide at a glance

As of Nov 6, 2026

19.6%Verified-email coverage

39.4Average contacts per company

11-50Median size (employees)

1.7%Largest-city concentration · Singapore

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,695

11-50

2,747

51-200

1,503

201-500

607

501-1,000

228

1,001-5,000

192

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 infrastructure firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “marine infrastructure firms” 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 63,049 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.

Marine infrastructure firms by location

49 lists · largest first

Every Marine infrastructure firms 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 infrastructure firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine infrastructure firms are there worldwide?

RevenueBase identified 8,158 company matches for marine infrastructure firms 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?

Afcons Infrastructure Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most marine infrastructure firms?

The United States leads with 1,511 companies, followed by the Netherlands (393) and the United Kingdom (377). Every marine infrastructure firms list by country and city is linked on this page.

Which city has the most marine infrastructure firms?

Singapore leads with 138 company records, followed by Dubai (97) and Istanbul (92).

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 63,049 professional contacts with verified work emails tracked across these 8,158 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.