Company lists · Data refreshed November 2026

Top 25 Well completion system suppliers worldwide

RevenueBase identified 1,445 company matches for well completion system suppliers worldwide as of November 2026 and tracks 128,606 professional contacts across them, including 32,895 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for well completion system suppliers 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 3, 2026. Country and city lists for well completion system suppliers 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 3, 2026 How this list was built
1,445Companies
128,606Contacts tracked
32,895Verified emails
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The 25 largest well completion system suppliers worldwide

Ranked by team size
Top 25 of 1,445 company matches for well completion system suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 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 matchHouston, United StatesHQ recorded Nov 3, 202610001+58,281 contacts →

Exact match

“We collaborate and engineer solutions to maximize asset value for our customers.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
2Exact matchHouston, United StatesHQ recorded Nov 3, 20265,001-10,0006,924 contacts →

Exact match

“Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,0002,991 contacts →

Exact match

“Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Nov 3, 202610001+2,552 contacts →

Exact match

“Patterson-UTI is a leading provider of drilling and completion services to oil and natural gas exploration and production companies in the United States and other select…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,0002,119 contacts →

Exact match

“For oil & gas exploration and production companies worldwide, Superior Energy Services is an oilfield products and services company with global reach, financial stability and…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20265,001-10,0001,831 contacts →

Exact match

“Oil States International, Inc.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchDubai, United Arab EmiratesHQ recorded Nov 3, 20265,001-10,0001,522 contacts →

Exact match

“Anton Oilfield Services Group (hereinafter as “Anton”) is the world's leading integrated oilfield technology service company that provides clients with a full range of products…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
8Exact matchHouston, United StatesHQ recorded Nov 3, 20261,001-5,0001,457 contacts →

Exact match

“Dril-Quip is part of Innovex, a unique energy industrial platform.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchMuscat, OmanHQ recorded Nov 3, 20261,001-5,0001,315 contacts →

Exact match

“Abraj Energy Services ("Abraj"), was founded in May 2006 and has taken major strides.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,0001,223 contacts →

Exact match

“Stewart & Stevenson is a leading designer, manufacturer and provider of specialized equipment and aftermarket parts and service for the oil and gas and other industries that we…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20265,001-10,0001,131 contacts →

Exact match

“NexTier is a leading provider of integrated completions focused on the most demanding land basins in the US.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,000826 contacts →

Exact match

“Cactus designs, manufactures, sells and rents a range of highly-engineered wellheads and pressure control equipment.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
13Exact matchHouston, AL, United StatesHQ recorded Nov 3, 20261,001-5,000798 contacts →

Exact match

“Wellbore Integrity Solutions provides superior technologies and global service domain expertise, enabling our customers to enhance the full lifecycle of their wells by solving…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchMuscat, OmanHQ recorded Nov 3, 20261,001-5,000793 contacts →

Exact match

“MB Petroleum Services is a multinational corporation providing cost-effective quality drilling, integrated well services and integrated production services worldwide with the…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchFort Worth, TX, United StatesHQ recorded Nov 3, 20261,001-5,000776 contacts →

Exact match

“FTS International is one of the largest well completion companies in North America.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Nov 3, 20261,001-5,000773 contacts →

Exact match

“With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchFort Worth, TX, United StatesHQ recorded Nov 3, 20261,001-5,000755 contacts →

Exact match

“When you’re in the oilfield, you need a name you can trust.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchPort Of Spain, Trinidad and TobagoHQ recorded Nov 3, 20261,001-5,000750 contacts →

Exact match

“Tucker Energy Services is a service oriented and customer focused organization providing high quality products and services to our clients in the energy industry.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
19Exact matchUsa, United KingdomHQ recorded Nov 3, 2026501-1,000728 contacts →

Exact match

“Delta Corporation specializes in the design and manufacture of API-compliant wellhead equipment and pressure control systems for both onshore and offshore oil and gas operations.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
20Exact matchRøyneberg, NorwayHQ recorded Nov 3, 2026501-1,000659 contacts →

Exact match

“At Interwell our mission is clear; we are committed to solving the toughest well challenges with unmatched expertise and dedication.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchHouston, United StatesHQ recorded Nov 3, 20261,001-5,000649 contacts →

Exact match

“Worldwide Oilfield Machine (WOM) is a multinational equipment manufacturer specializing in solutions for drilling, testing, production and intervention operations.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Nov 3, 2026201-500645 contacts →

Exact match

“Canrig® is a global supplier of rig technology used to enable safe, efficient and responsible drilling operations.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchHouston, ND, United StatesHQ recorded Nov 3, 20261,001-5,000533 contacts →

Exact match

“Ranger is one of the largest providers of high specification mobile rig well services, cased hole wireline services, and ancillary services in the U.S.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
24Exact matchNewcastle, AB, United StatesHQ recorded Nov 3, 2026501-1,000477 contacts →

Exact match

“Only Thru Tubing Solutions offers the specialized downhole equipment and services to deliver the results you need, right when you need them.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchSugar Land, TX, United StatesHQ recorded Nov 3, 2026501-1,000454 contacts →

Exact match

“GR Energy Services is a completion solutions company committed to lowering oil and gas company operational risk and total cost of operations.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 1,445 well completion system suppliers worldwide

See the full list, filter by size, metro and specialty, and access 32,895 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Well completion system suppliers worldwide at a glance

As of Nov 3, 2026
25.6%Verified-email coverage
89.0Average contacts per company
11-50Median size (employees)
7.1%Largest-city concentration · Houston
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
362
11-50
512
51-200
318
201-500
128
501-1,000
48
1,001-5,000
55
5,001-10,000
10
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 well completion system suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “well completion system suppliers” 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 32,895 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 3, 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.

Well completion system suppliers by location

9 lists · largest first

Every Well completion system suppliers 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 “well completion system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many well completion system suppliers are there worldwide?

RevenueBase identified 1,445 company matches for well completion system suppliers 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?

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

Which country has the most well completion system suppliers?

The United States leads with 474 companies, followed by Canada (114) and the United Arab Emirates (63). Every well completion system suppliers list by country and city is linked on this page.

Which city has the most well completion system suppliers?

Houston leads with 103 company records, followed by Calgary (43) and Dubai (36).

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 32,895 professional contacts with verified work emails tracked across these 1,445 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 3, 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.