Company lists · Data refreshed November 2026

Top 25 Industrial commissioning contractors worldwide

RevenueBase identified 4,596 company matches for industrial commissioning contractors worldwide as of November 2026 and tracks 102,482 professional contacts across them, including 24,966 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for industrial commissioning 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 industrial commissioning 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
4,596Companies
102,482Contacts tracked
24,966Verified emails
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The 25 largest industrial commissioning contractors worldwide

Ranked by team size
Top 25 of 4,596 company matches for industrial commissioning 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 matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 202610001+3,529 contacts →

Exact match

“At MMR we believe that no matter how much you achieve, you should never forget where you came from.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBaton Rouge, NC, United StatesHQ recorded Nov 6, 20261,001-5,0003,119 contacts →

Exact match

“We began as a merit shop general industrial contractor back in 1979.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchJakarta, IndonesiaHQ recorded Nov 6, 20261,001-5,0001,912 contacts →

Exact match

“Founded in 1989 as a fabricator and erector of mechanical equipment company, Timas has now transformed and established as one of Indonesian leading onshore & offshore EPCIC…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 20261,001-5,0001,491 contacts →

Exact match

“ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCork, IrelandHQ recorded Nov 6, 2026501-1,0001,312 contacts →

Exact match

“Dornan Engineering concentrates on a market where quality is appreciated.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAtyrau, KazakhstanHQ recorded Nov 6, 20261,001-5,000952 contacts →

Exact match

“Novus Bolashak are a Full Service Systems Completion & Long Term Maintenance & Operations Contractor, including Procurement, Sub-contracting, Punch Identification & Clearing, Pre…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLa Porte, KY, United StatesHQ recorded Nov 6, 20261,001-5,000943 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
8Exact matchTehran, IranHQ recorded Nov 6, 20261,001-5,000884 contacts →

Exact match

“Oil Industries’ Commissioning and Operation Company (OICO) is incorporated to manage and execute commissioning and start-up, operation, maintenance and professional training for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 20265,001-10,000861 contacts →

Exact match

“Established in 1978, BK Gulf LLC is a leading contractor in electrical, mechanical, instrumentation and building services within the UAE & Middle East market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBaton Rouge, TX, United StatesHQ recorded Nov 6, 20261,001-5,000707 contacts →

Exact match

“The Newtron Group is one of the largest privately owned Specialty Industrial Construction companies in the United States and is among the nation's leading Industrial Electrical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMaryland Heights, MI, United StatesHQ recorded Nov 6, 2026501-1,000678 contacts →

Exact match

“Electric Power Systems is an independent electrical testing & engineering organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSecunda, South AfricaHQ recorded Nov 6, 20261,001-5,000653 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
13Exact 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
14Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 20261,001-5,000598 contacts →

Exact match

“Per Colorado State Law Our CO Plumbing Contractor License Our Master Plumbing License is MP.03001288.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPhoenix, NV, United StatesHQ recorded Nov 6, 20261,001-5,000560 contacts →

Exact match

“Corbins is an industrial electrical contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchFranklin, NY, United StatesHQ recorded Nov 6, 20261,001-5,000555 contacts →

Exact match

“The State Group is one of North America's leading multi-trade industrial and specialty services contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew Berlin, WI, United StatesHQ recorded Nov 6, 2026501-1,000526 contacts →

Exact match

“At Pieper Electric, Inc,"Our People Are Our Power" isn't just a phrase; it's our way of life.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSao Paulo, BrazilHQ recorded Nov 6, 2026501-1,000504 contacts →

Exact match

“Desde 1974, a Heating & Cooling atua no segmento de engenharia de instalação de Sistemas de Ar-Condicionado, Ventilação e Exaustão Mecânica, com mais de 2.500 projetos executados.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchArgamasilla De Calatrava, SpainHQ recorded Nov 6, 20261,001-5,000488 contacts →

Exact match

“MEISA (Proyectos y Mantenimientos Mecánicos, Eléctricos y de Instrumentación), se constituyó en 1998, viendo las oportunidades de mercado de negocio y demanda creciente de los…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRichmond, VA, United StatesHQ recorded Nov 6, 20261,001-5,000479 contacts →

Exact match

“As a member of the TriplePoint Family of Companies, ACI plays a vital role as part of TriplePoint's platform that is enabling what comes next all across the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026501-1,000475 contacts →

Exact match

“CSI Engineering serves as an engineering-led construction management partner for complex building projects, coordinating design consultants, contractors, and specialist trades…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMalaysiaHQ recorded Nov 6, 202651-200468 contacts →

Exact match

“Project EMSB CGC & RD project, Ethane Maximizing (EMAX) Project Owner Ethylene Malaysia Sdn Bhd Client Toyo Engineering & Construction Sdn Bhd Project Scope Engineering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 20261,001-5,000462 contacts →

Exact match

“ALCON Nigeria Limited commenced operation on the 10th day of May 1982 as MED Construction, incorporated with registration no: RC 47042.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchProvidencia, ChileHQ recorded Nov 6, 2026501-1,000422 contacts →

Exact match

“Juntos construyendo futuro!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,000418 contacts →

Exact match

“Black Cat Engineering & Construction WLL (BCEC) has been serving the industry in Qatar for three decades.”

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

Showing 25 of 4,596 industrial commissioning contractors worldwide

See the full list, filter by size, metro and specialty, and access 24,966 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial commissioning contractors worldwide at a glance

As of Nov 6, 2026
24.4%Verified-email coverage
22.3Average contacts per company
11-50Median size (employees)
0.8%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,664
11-50
1,643
51-200
836
201-500
274
501-1,000
89
1,001-5,000
45
5,001-10,000
7
10001+
4

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 industrial commissioning contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “industrial commissioning 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 24,966 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.

Industrial commissioning contractors by location

19 lists · largest first

Every Industrial commissioning 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 “industrial commissioning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial commissioning contractors are there worldwide?

RevenueBase identified 4,596 company matches for industrial commissioning 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?

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

Which country has the most industrial commissioning contractors?

The United States leads with 1,442 companies, followed by the United Kingdom (370) and Canada (257). Every industrial commissioning contractors list by country and city is linked on this page.

Which city has the most industrial commissioning contractors?

Houston leads with 36 company records, followed by London (25) and Perth (22).

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 24,966 professional contacts with verified work emails tracked across these 4,596 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.