Company lists · Data refreshed October 2026

Top 25 Offshore welding contractors worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 6,031 companies tracked

RevenueBase identified 6,031 company matches for offshore welding contractors worldwide as of October 2026 and tracks 113,377 professional contacts across them, including 15,578 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for offshore welding 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 19, 2026. Country and city lists for offshore welding 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 19, 2026 How this list was built

6,031Companies

113,377Contacts tracked

15,578Verified emails

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The 25 largest offshore welding contractors worldwide

Ranked by team size

Top 25 of 6,031 company matches for offshore welding contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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	Gran Services S.A	Exact match	Macaé, BrazilHQ recorded Oct 19, 2026	1,001-5,000	3,012 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2	Estrutural	Exact match	Porto Alegre, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,795 contacts →
	Exact match “Quem somos: Somos uma empresa nacional, com mais de 30 anos no segmento da construção, montagem e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3	Heerema Marine Contractors	Exact match	Leiden, NetherlandsHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
4	Allseas	Exact match	Châtel-saint-denis, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
5	Groupe Ponticelli Frères	Exact match	FranceHQ recorded Oct 19, 2026	5,001-10,000	1,900 contacts →
	Exact match “The Ponticelli Frères Group is one of the main European service suppliers to companies in the energy (oil and gas, nuclear, renewable energy), industrial (chemical, steelworks…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6	CCC Underwater Engineering S.A.L	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 19, 2026	201-500	1,314 contacts →
	Exact match “(Underwater Engineering) S.A.L was established in 1976.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7	Repcon, INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	898 contacts →
	Exact match “Repcon has earned a reputation for leading the industry in turnarounds, specialty welding, construction, pipe fabrication, and maintenance.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8	Techocean Engineering Solutions	Exact match	Macaé, BrazilHQ recorded Oct 19, 2026	501-1,000	776 contacts →
	Exact match “Techocean is a supplier of engineering services focused on the oil & gas industry, creating solutions for steel fabrications as Platforms, Piping Lines, Several Structures and…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9	Yantai Cimc Raffles Offshore LTD	Exact match	Yantai, ChinaHQ recorded Oct 19, 2026	10001+	744 contacts →
	Exact match “Yantai CIMC Raffles Offshore Technology Group Co, Ltd.(“CIMC Raffles”) is a leading offshore engineering and high-end marine equipment group in China, with a strong focus on the…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	Serimax	Exact match	Roissy-En-France, FranceHQ recorded Oct 19, 2026	501-1,000	743 contacts →
	Exact match “Since 1978, Serimax has earned a global reputation as a leader in high-performance orbital welding solutions for pipelines and piping infrastructure, delivering on some of the…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11	E.S. FOX Limited	Exact match	Niagara Falls, ON, CanadaHQ recorded Oct 19, 2026	1,001-5,000	650 contacts →
	Exact match “Established in 1934, E.S.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	Grupo R	Exact match	Mexico City, MexicoHQ recorded Oct 19, 2026	501-1,000	632 contacts →
	Exact match “Grupo R is a conglomerate of companies dedicated to provide specialized services to the Energy and Industrial Sector.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Monteiro	Exact match	Pierrelatte, FranceHQ recorded Oct 19, 2026	501-1,000	619 contacts →
	Exact match “Monteiro, société historique du groupe M, est une entreprise industrielle française au service des industries bas carbone.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14	Dynamic Industries, INC	Exact match	New Orleans, LA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	601 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15	PT Meitech EKA Bintan	Exact match	Bintan, IndonesiaHQ recorded Oct 19, 2026	201-500	586 contacts →
	Exact match “Fabrication yard (49 hectares)with fully automated machines, auto-blasting chambers with jetty.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	VME	Exact match	Puchong, MalaysiaHQ recorded Oct 19, 2026	201-500	566 contacts →
	Exact match “Don't Settle.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	3c Metal	Exact match	Sauvelade, FranceHQ recorded Oct 19, 2026	1,001-5,000	555 contacts →
	Exact match “Established in 1995 in France, 3C Metal Group is a recognized leader in providing sophisticated engineering services to the oil and gas, green technology, renewable energy, power…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Kavin Engineering And Services	Exact match	Coimbatore, IndiaHQ recorded Oct 19, 2026	501-1,000	550 contacts →
	Exact match “Kavin Engineering And Services Private Limited are leaders in Engineering & Services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	Ebse Engenharia DE Soluções	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 19, 2026	201-500	548 contacts →
	Exact match “EBSE ENGENHARIA DE SOLUÇÕES IS ONE OF BRAZIL’S MOST TRADITIONAL MANUFACTURERS OF INDUSTRIAL AND PROCESS EQUIPMENT, LARGE DIAMETER PIPES AND HEAVY-DUTY EQUIPMENT.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20	Iranian Offshore Engineering And Construction Company Ioec	Exact match	Tehran, IranHQ recorded Oct 19, 2026	1,001-5,000	524 contacts →
	Exact match “Iranian Offshore Engineering and Construction Company (IOEC) is a private company.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21	Spetco International Petroleum CO	Exact match	East Ahmadi, KuwaitHQ recorded Oct 19, 2026	501-1,000	508 contacts →
	Exact match “With thirty-five years of excellence in providing pioneering, world-class solutions and services, Safwan Petroleum Technologies Company (Spetco International Petroleum Company) is…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22	Step OIL & GAS	Exact match	Rio Das Ostras, BrazilHQ recorded Oct 19, 2026	201-500	460 contacts →
	Exact match “STEP OIL & GAS is a company with operations in Brazil and a focus on the fabrication sector of the oil and gas industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	Norteng Engenharia	Exact match	São Gonçalo Do Amarante, BrazilHQ recorded Oct 19, 2026	501-1,000	424 contacts →
	Exact match “A Norteng Engenharia destaca-se por sua trajetória de competência e responsabilidade, na realização de empreendimentos em todo território nacional.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	Aveon Offshore Limited	Exact match	Port Harcourt, NigeriaHQ recorded Oct 19, 2026	501-1,000	406 contacts →
	Exact match “Aveon Offshore Limited is an engineering and fabrication services company that has been providing construction and general fabrication services for the oil and gas industry since…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25	Greenberry Industrial	Exact match	Vancouver, WA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	393 contacts →
	Exact match “Greenberry Industrial is an award-winning, full-service industrial contractor and fabricator serving high-tech, oil & gas, petrochemical, pulp & paper, power & energy, renewable…” Recorded in the RevenueBase company graph · Oct 19, 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 “offshore welding 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 6,031 offshore welding contractors worldwide

See the full list, filter by size, metro and specialty, and access 15,578 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore welding contractors worldwide at a glance

As of Oct 19, 2026

13.7%Verified-email coverage

18.8Average contacts per company

11-50Median size (employees)

1.4%Largest-city concentration · Houston

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

2,046

11-50

2,202

51-200

1,185

201-500

336

501-1,000

107

1,001-5,000

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 offshore welding contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “offshore welding 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 15,578 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 19, 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.

Offshore welding contractors by location

32 lists · largest first

Every Offshore welding 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 “offshore welding contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore welding contractors are there worldwide?

RevenueBase identified 6,031 company matches for offshore welding 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?

Gran Services S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most offshore welding contractors?

The United States leads with 1,251 companies, followed by the United Kingdom (419) and Canada (381). Every offshore welding contractors list by country and city is linked on this page.

Which city has the most offshore welding contractors?

Houston leads with 85 company records, followed by Singapore (52) and Abu Dhabi (38).

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 15,578 professional contacts with verified work emails tracked across these 6,031 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 19, 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.