Company lists · Data refreshed November 2026

Top 25 Power plant welding contractors worldwide

RevenueBase identified 8,038 company matches for power plant welding contractors worldwide as of November 2026 and tracks 110,357 professional contacts across them, including 18,246 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for power plant 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 November 6, 2026. Country and city lists for power plant 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 Nov 6, 2026 How this list was built
8,038Companies
110,357Contacts tracked
18,246Verified emails
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The 25 largest power plant welding contractors worldwide

Ranked by team size
Top 25 of 8,038 company matches for power plant welding 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchFranceHQ recorded Nov 6, 20265,001-10,0001,953 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
2Exact matchItaúna, BrazilHQ recorded Nov 6, 20261,001-5,0001,239 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
3Exact matchIndonesiaHQ recorded Nov 6, 20261,001-5,0001,163 contacts →

Exact match

“PT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCamaçari, BrazilHQ recorded Nov 6, 2026501-1,0001,049 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
5Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 20261,001-5,000917 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
6Exact matchWestminster, CO, United StatesHQ recorded Nov 6, 20261,001-5,000777 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
7Exact matchRoissy-En-France, FranceHQ recorded Nov 6, 2026501-1,000759 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNiagara Falls, ON, CanadaHQ recorded Nov 6, 20261,001-5,000715 contacts →

Exact match

“Established in 1934, E.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchParauapebas, BrazilHQ recorded Nov 6, 2026501-1,000648 contacts →

Exact match

“USIMIG is a company that presents a vast portfolio that we actually act with Mechanical Maintenance, Boilermaking and Industrial Assembly, Scaffolding Assembly and Disassembly…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPierrelatte, FranceHQ recorded Nov 6, 2026501-1,000633 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRaleigh, TN, United StatesHQ recorded Nov 6, 20261,001-5,000606 contacts →

Exact match

“Since 1962, Southern Industrial Constructors, Inc.(SIC) has been safely and cost effectively providing industrial construction services to the manufacturing, process and power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPedro Leopoldo, BrazilHQ recorded Nov 6, 2026501-1,000604 contacts →

Exact match

“A MECBRUN INDUSTRIAL é uma empresa situada no Município de Pedro Leopoldo (10 km do Aeroporto Internacional Tancredo Neves – Confins) – Minas Gerais.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPort Elgin, CanadaHQ recorded Nov 6, 20261,001-5,000603 contacts →

Exact match

“KEPCO E&C was founded in 1975 with the objective of obtaining core technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLahore, PakistanHQ recorded Nov 6, 20261,001-5,000593 contacts →

Exact match

“A world class Engineering, Manufacturing and Construction company operating nationally and internationally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSauvelade, FranceHQ recorded Nov 6, 20261,001-5,000590 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNancy, FranceHQ recorded Nov 6, 2026501-1,000577 contacts →

Exact match

“Fives Nordon is a company of the Fives group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPuchong, MalaysiaHQ recorded Nov 6, 2026201-500573 contacts →

Exact match

“Don't Settle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMussafah, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,000557 contacts →

Exact match

“Altrad Cape / Hertel entered the UAE industrial market in 1976 / 2007 respectively.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026501-1,000544 contacts →

Exact match

“Steinmuller Africa a member of the Bilfinger group of companies offering a wide range of engineering, manufacturing, pre-fabrication, construction and maintenance services for the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchTulsa, LA, United StatesHQ recorded Nov 6, 20261,001-5,000522 contacts →

Exact match

“Matrix Service is a subsidiary of Matrix Service Company (NASDAQ: MTRX).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHouston, United StatesHQ recorded Nov 6, 20261,001-5,000509 contacts →

Exact match

“With over 1.9 million square feet of fabrication and manufacturing capacity worldwide, The Shaw Group offers premier project delivery services, module fabrication (including…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSopó, ColombiaHQ recorded Nov 6, 20261,001-5,000495 contacts →

Exact match

“El negocio integra la operación de diversas empresas especializadas en brindar servicios de ingeniería de diseño; construcción y montaje de naves industriales; fabricación…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCreola, AL, United StatesHQ recorded Nov 6, 20261,001-5,000413 contacts →

Exact match

“G.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchVancouver, WA, United StatesHQ recorded Nov 6, 20261,001-5,000408 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAnchorage, TX, United StatesHQ recorded Nov 6, 2026501-1,000402 contacts →

Exact match

“We are a full-service construction and fabrication group serving industrial clients of all sizes in water, wastewater, petroleum, gas processing and energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 8,038 power plant welding contractors worldwide

See the full list, filter by size, metro and specialty, and access 18,246 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power plant welding contractors worldwide at a glance

As of Nov 6, 2026
16.5%Verified-email coverage
13.7Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,076
11-50
2,864
51-200
1,353
201-500
341
501-1,000
121
1,001-5,000
79
5,001-10,000
9
10001+
3

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 power plant welding contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “power plant 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 18,246 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.

Power plant welding contractors by location

27 lists · largest first

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

How many power plant welding contractors are there worldwide?

RevenueBase identified 8,038 company matches for power plant welding 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?

Groupe Ponticelli Frères tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most power plant welding contractors?

The United States leads with 1,821 companies, followed by Canada (536) and Brazil (489). Every power plant welding contractors list by country and city is linked on this page.

Which city has the most power plant welding contractors?

Houston leads with 56 company records, followed by Edmonton (32) and Calgary (25).

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 18,246 professional contacts with verified work emails tracked across these 8,038 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.