Company lists · Data refreshed November 2026

Top 25 Pipeline testing and commissioning services worldwide

RevenueBase identified 2,061 company matches for pipeline testing and commissioning services worldwide as of November 2026 and tracks 50,868 professional contacts across them, including 8,612 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for pipeline testing and commissioning services 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 pipeline testing and commissioning services 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
2,061Companies
50,868Contacts tracked
8,612Verified emails
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The 25 largest pipeline testing and commissioning services worldwide

Ranked by team size
Top 25 of 2,061 company matches for pipeline testing and commissioning services 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 matchTulsa, OK, United StatesHQ recorded Nov 6, 20261,001-5,0001,781 contacts →

Exact match

“T.D.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,0001,758 contacts →

Exact match

“At Robt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,0001,336 contacts →

Exact match

“At Al Turki’s Oil and Gas Division, we carry out multi-disciplined Engineering Design, Procurement and Construction service in the southern region of Oman with our Off-plot…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchColombiaHQ recorded Nov 6, 20261,001-5,0001,306 contacts →

Exact match

“Ismocol S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact 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
7Exact matchEau Claire, United StatesHQ recorded Nov 6, 20261,001-5,000782 contacts →

Exact match

“As the first pipeline contractor designed to work within today's stringent pipeline construction parameters, Precision Pipeline is the next generation pipeline contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchNanterre, FranceHQ recorded Nov 6, 20261,001-5,000655 contacts →

Exact match

“Spiecapag at a glance A skill: Spiecapag is part of VINCI Group, specialised in the delivery of onshore pipelines and facilities such as compression, pumping and metering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000579 contacts →

Exact match

“Troy has been serving the pipeline industry by providing safe and efficient pipeline construction and maintenance for more than 70 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchKendal, United KingdomHQ recorded Nov 6, 2026201-500476 contacts →

Exact match

“TEAM is a leading industrial services company offering an array of specialized services related to the construction, maintenance, and monitoring of pressurized piping and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKintore, United KingdomHQ recorded Nov 6, 2026201-500417 contacts →

Exact match

“Australia, Canada, Malaysia, Oman, Qatar, UAE, UK and USA STATS Group are market leaders in the supply of pressurised pipeline isolation, hot tapping and plugging services to the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchComodoro Rivadavia, ArgentinaHQ recorded Nov 6, 20261,001-5,000399 contacts →

Exact match

“Somos una empresa de servicios petroleros con más de 1.100 colaboradores en las principales cuencas del país: Golfo San Jorge y Neuquén.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEunice, LA, United StatesHQ recorded Nov 6, 20261,001-5,000392 contacts →

Exact match

“Our Mission: To be the premier provider for energy related construction services through a commitment to excellence in safety, production, and quality, with the resolve to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 20261,001-5,000354 contacts →

Exact match

“Verwater breathes Tank & Industrial Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchOkotoks, AB, CanadaHQ recorded Nov 6, 2026501-1,000337 contacts →

Exact match

“OCL Group Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMogi Das Cruzes, BrazilHQ recorded Nov 6, 2026501-1,000326 contacts →

Exact match

“A SACS Construção e Montagem Ltda, foi fundada em Julho de 1994 na cidade de Mogi das Cruzes no estado de São Paulo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBig Lake, MN, IndiaHQ recorded Nov 6, 20261,001-5,000283 contacts →

Exact match

“Established in 1966, Minnesota Limited is a leading specialty contractor that builds pipelines and related facilities across 34 different states within the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchQuito, EcuadorHQ recorded Nov 6, 2026501-1,000255 contacts →

Exact match

“Empresa Transnacional cuya actividad principal es la prestación de servicios y la provisión de recursos relativos al montaje y construcción de ductos, oleoductos, gasoductos…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchIrving, TX, United StatesHQ recorded Nov 6, 20261,001-5,000254 contacts →

Exact match

“An integrated oil and gas pipeline contractor, Driver Pipeline has been fulfilling the energy industry's construction, maintenance and repair needs since 1971.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMuscat, OmanHQ recorded Nov 6, 2026501-1,000235 contacts →

Exact match

“Special Oilfield Services (SOS) was established on the 10th of March in 1986 as a Joint Venture between Mohsin Haider Darwish LLC (MHD), one of the largest and oldest business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchEdmonton, TX, CanadaHQ recorded Nov 6, 2026201-500223 contacts →

Exact match

“FourQuest Energy is a global leader in pre-commissioning, commissioning, and pipeline services for the energy industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSouth Jakarta, IndonesiaHQ recorded Nov 6, 202651-200223 contacts →

Exact match

“TITIAN focus on providing highest quality products and services related with Turn Around (Shutdown), Well Services (stimulation chemicals, fracturing, and coil tubing), and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBasra, IraqHQ recorded Nov 6, 2026201-500223 contacts →

Exact match

“TAAM is a private Iraqi pipeline,piping and supplier Company located in Basra released in 2007, Our main activates including- Piping & Pipeline Works - Mechanical Engineering /…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSouth Normanton, United KingdomHQ recorded Nov 6, 2026201-500217 contacts →

Exact match

“Part of Radius Group Holdings, Radius Systems is proud to be the pipeline experts for the gas, water, energy, power and telecoms sectors.”

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

Showing 25 of 2,061 pipeline testing and commissioning services worldwide

See the full list, filter by size, metro and specialty, and access 8,612 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pipeline testing and commissioning services worldwide at a glance

As of Nov 6, 2026
16.9%Verified-email coverage
24.7Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
559
11-50
748
51-200
447
201-500
167
501-1,000
65
1,001-5,000
42
5,001-10,000
6
10001+
2

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 pipeline testing and commissioning services are linked below.
What qualifies
Company records worldwide whose business descriptions match “pipeline testing and commissioning services” 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 8,612 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.

Pipeline testing and commissioning services by location

16 lists · largest first

Every Pipeline testing and commissioning services 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 “pipeline testing and commissioning services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pipeline testing and commissioning services are there worldwide?

RevenueBase identified 2,061 company matches for pipeline testing and commissioning services 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?

T.D. Williamson tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most pipeline testing and commissioning services?

The United States leads with 444 companies, followed by the United Kingdom (110) and India (106). Every pipeline testing and commissioning services list by country and city is linked on this page.

Which city has the most pipeline testing and commissioning services?

Houston leads with 39 company records, followed by Port Harcourt (26) and Calgary (21).

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 8,612 professional contacts with verified work emails tracked across these 2,061 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.