Company lists · Data refreshed November 2026

Top 25 Welding and specialized trades contractors worldwide

Name: Welding and specialized trades contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 14,551 companies tracked

RevenueBase identified 14,551 company matches for welding and specialized trades contractors worldwide as of November 2026 and tracks 231,987 professional contacts across them, including 53,925 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for welding and specialized trades 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 November 6, 2026. Country and city lists for welding and specialized trades 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 Nov 6, 2026 How this list was built

14,551Companies

231,987Contacts tracked

53,925Verified emails

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The 25 largest welding and specialized trades contractors worldwide

Ranked by team size

Top 25 of 14,551 company matches for welding and specialized trades contractors 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	Turner Industries	Exact match	Baton Rouge, LA, United StatesHQ recorded Nov 6, 2026	10001+	8,559 contacts →
	Exact match “Turner Industries provides a single solution in heavy industrial construction, maintenance, turnaround, pipe and module fabrication, equipment, rigging and specialized…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Murphy	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	3,366 contacts →
	Exact match “Murphy is a leading international, multi-disciplined engineering and construction company founded in 1951 that improves life by delivering world-class infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Brock Group	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	10001+	3,364 contacts →
	Exact match “The Brock Group is a leading provider of industrial specialty services to clients around the world, with headquarters in Houston, TX, and operating units in Canada, the United…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Bird Construction	Exact match	Mississauga, BC, CanadaHQ recorded Nov 6, 2026	5,001-10,000	2,631 contacts →
	Exact match “Bird is a Canadian construction and maintenance company providing a comprehensive scope offering and a diversified portfolio of services to industrial, infrastructure and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Quanta Services, INC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	10001+	2,000 contacts →
	Exact match “Quanta Services (NYSE: PWR) is the leading specialty contractor with the largest and highly trained skilled workforce in North America, providing fully integrated solutions for…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Groupe Ponticelli Frères	Exact match	FranceHQ recorded Nov 6, 2026	5,001-10,000	1,953 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 · Nov 6, 2026 · View company records in RevenueBase
7	Yates Construction	Exact match	Philadelphia, MS, United StatesHQ recorded Nov 6, 2026	5,001-10,000	1,902 contacts →
	Exact match “Yates Construction is part of The Yates Companies, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Sendan International Company	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	1,573 contacts →
	Exact match “Founded in 1994, Sendan has rapidly grown from a modest contractor to a reputable General Contractor for Plant Construction and Maintenance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	CCC Group, INC	Exact match	San Antonio, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,439 contacts →
	Exact match “Group, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Alfa Engenharia E Montagens Industriais	Exact match	Itaúna, BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,239 contacts →
	Exact match “A Alfa Engenharia é uma empresa com 35 anos de mercado, especializada em fabricação de estruturas metálicas, caldeirarias e equipamentos industriais, além de contar com a unidade…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Firmengruppe MAX Bögl	Exact match	Sengenthal, GermanyHQ recorded Nov 6, 2026	5,001-10,000	1,215 contacts →
	Exact match “Bau.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Pt. Wika Industri & Konstruksi	Exact match	IndonesiaHQ recorded Nov 6, 2026	1,001-5,000	1,163 contacts →
	Exact match “PT.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Excel Group	Exact match	Baton Rouge, AZ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,111 contacts →
	Exact match “EXCEL is a leading provider of industrial construction services, including maintenance, turnarounds, fabrication, and disaster recovery.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Cianbro	Exact match	Pittsfield, ME, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,110 contacts →
	Exact match “Cianbro is one of the United States’ largest, most diverse, successful, open shop, 100% employee-owned construction and construction services companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	MKS Soluções Integradas S.A	Exact match	Camaçari, BrazilHQ recorded Nov 6, 2026	501-1,000	1,049 contacts →
	Exact match “No mercado desde 1994, somos uma empresa que oferece soluções integradas de engenharia nas áreas de manutenção, construção e montagem eletromecânica e serviços especializados de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	KAD Construction	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	501-1,000	952 contacts →
	Exact match “KAD is a multi-disciplinary construction company which has expanded its operation in strategic infrastructure projects to become one of the most reliable contracting companies in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Starcon International, INC	Exact match	La Porte, KY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	943 contacts →
	Exact match “Starcon is a national, full-service contractor offering comprehensive industrial and mechanical services in the oil & gas/refining, chemical/petrochemical, natural gas processing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Repcon, INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	917 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 · Nov 6, 2026 · View company records in RevenueBase
19	Loenbro	Exact match	Westminster, CO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	777 contacts →
	Exact match “Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Baker Group	Exact match	Ankeny, IA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	731 contacts →
	Exact match “Established in 1963, Baker Group is Iowa’s premier full-service specialty contractor-serving commercial, industrial, institutional, and mission-critical markets across the country.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	E.S. FOX Limited	Exact match	Niagara Falls, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	715 contacts →
	Exact match “Established in 1934, E.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Harder Mechanical Contractors, INC	Exact match	Portland, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	679 contacts →
	Exact match “Harder Mechanical is a nationally recognized contractor known for its strong safety culture, ability to meet demanding schedules, commitment to quality, and consistent delivery of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Prommac PTY LTD	Exact match	Secunda, South AfricaHQ recorded Nov 6, 2026	1,001-5,000	653 contacts →
	Exact match “Prommac is a 68% Black Owned & 30% Black Woman Owned Level 1 B-BBEE certified company that forms part of the CG Tech group of companies that includes Kumunyack (SA), AL Laith…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Enerfab	Exact match	Cincinnati, PA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	649 contacts →
	Exact match “Since our founding in 1901, Enerfab's strong work culture, diversity of operations, and quality of employees have made us an industry leader in fabrication, construction, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Structural	Exact match	Columbia, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	643 contacts →
	Exact match “STRUCTURAL integrates technology-driven solutions into its industry-leading specialty contracting services.” 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 “welding and specialized trades 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 14,551 welding and specialized trades contractors worldwide

See the full list, filter by size, metro and specialty, and access 53,925 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Welding and specialized trades contractors worldwide at a glance

As of Nov 6, 2026

23.2%Verified-email coverage

15.9Average contacts per company

11-50Median size (employees)

0.6%Largest-city concentration · Houston

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

5,159

11-50

5,381

51-200

2,576

201-500

705

501-1,000

245

1,001-5,000

145

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 welding and specialized trades contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “welding and specialized trades 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 53,925 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.

Welding and specialized trades contractors by location

41 lists · largest first

Every Welding and specialized trades 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 “welding and specialized trades contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many welding and specialized trades contractors are there worldwide?

RevenueBase identified 14,551 company matches for welding and specialized trades contractors 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?

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

Which country has the most welding and specialized trades contractors?

The United States leads with 3,999 companies, followed by Canada (986) and the United Kingdom (799). Every welding and specialized trades contractors list by country and city is linked on this page.

Which city has the most welding and specialized trades contractors?

Houston leads with 91 company records, followed by Dubai (63) and Edmonton (53).

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 53,925 professional contacts with verified work emails tracked across these 14,551 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.