Company lists · Data refreshed September 2026

Top 25 Subsea wellhead systems based in the United States

RevenueBase identified 125 company matches for subsea wellhead systems associated with the United States as of September 2026 and tracks 18,016 professional contacts across them, including 4,609 with verified work emails. Houston is the largest hub.

This list covers company matches for subsea wellhead systems associated with the United States, 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 September 22, 2026.

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 Sep 22, 2026 How this list was built
125Companies
18,016Contacts tracked
4,609Verified emails
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The 25 largest subsea wellhead systems based in the United States

Ranked by team size
Top 25 of 125 company matches for subsea wellhead systems based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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, TX, United StatesHQ recorded Sep 22, 20265,001-10,0006,466 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 · Sep 22, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Sep 22, 20265,001-10,0002,215 contacts →

Exact match

“Oil States International, Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Sep 22, 20261,001-5,000744 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 · Sep 22, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 22, 20261,001-5,000703 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 · Sep 22, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Sep 22, 20261,001-5,000635 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 · Sep 22, 2026 · View company records in RevenueBase
6Exact matchTulsa, OK, United StatesHQ recorded Sep 22, 2026501-1,000432 contacts →

Exact match

“Summit ESP is a service of Halliburton that provides integrated Electric Submersible Pumping systems to enhance daily well production and total reservoir recovery.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 22, 2026201-500259 contacts →

Exact match

“Trendsetter is a global provider of specialized subsea solutions to the oil and gas industry's toughest challenges.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchSugar Land, United StatesHQ recorded Sep 22, 2026201-500168 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-200166 contacts →

Exact match

“Deepsea Technologies, Inc.(DTI) Engineers and Manufactures a wide range of products and equipment used in subsea oil & gas field development projects.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchOklahoma City, OK, United StatesHQ recorded Sep 22, 2026201-500154 contacts →

Exact match

“Downing is an American oilfield solutions provider specializing in pressure-control technologies.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchGodley, TX, United StatesHQ recorded Sep 22, 2026201-500115 contacts →

Exact match

“Owen Oil Tools, a division of Core Laboratories, is a global leader in downhole completion, perforating, and well abandonment solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202611-50101 contacts →

Exact match

“Deep Sea Development Services Inc.(DSDS) is a Houston-based service company focused on subsea and deepwater development projects The company was formed in 1996 to meet the need…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20074 contacts →

Exact match

“OES has established itself as a leader in the subsea hydraulic controls sector of the the Oil & Gas industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchMidland, TX, United StatesHQ recorded Sep 22, 202651-20070 contacts →

Exact match

“Peak Completions is a leading oil and gas down hole technology provider that offers in-house engineering, manufacturing, and dedicated service to operators around the globe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchTulsa, OK, United StatesHQ recorded Sep 22, 2026201-50065 contacts →

Exact match

“D&L Oil Tools designs, manufactures, and assembles downhole equipment for customers in both domestic and international markets.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20057 contacts →

Exact match

“Koil Energy is a leading energy services company offering subsea equipment and support services to the world’s energy and offshore industries.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchWaller, TX, United StatesHQ recorded Sep 22, 202651-20055 contacts →

Exact match

“Downhole Technology Experts, Custom-Engineered Completion and Production Solutions PetroQuip Energy Services designs and manufactures completion and production technologies for…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20055 contacts →

Exact match

“Control Flow Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20054 contacts →

Exact match

“Atlas Pressure Control delivers wellhead and production systems, and field services designed to maximize uptime and reduce operational risk.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20045 contacts →

Exact match

“AXON Energy Services is a trusted global provider of pressure control equipment, spare and aftermarket parts, and expert repair and remanufacturing services for land, offshore and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchKaty, TX, United StatesHQ recorded Sep 22, 202651-20042 contacts →

Exact match

“Centurion Subsea Services can provide customers with a fully-integrated service, designed to support the needs of the major oil operators and service companies in complex subsea…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchNew Iberia, LA, United StatesHQ recorded Sep 22, 202651-20042 contacts →

Exact match

“BBOS designs and manufactures quality Wellhead Systems and Gate Valves to API 6A, API Q1 and ISO 9001.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“At Wellmatics, we provide highly-efficient, reliable, and cost-effective customized solutions to enhance completion operations at the wellsite and improve customers’ bottom line.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20038 contacts →

Exact match

“C-Automation, Inc, based out of Houston, Texas, goes beyond the industry standards in making exceptional products for subsea and surface area projects.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202611-5038 contacts →

Exact match

“ABCO designs and manufactures quality, cost effective, safe and efficient offshore energy solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 125 subsea wellhead systems based in the United States

See the full list, filter by size, metro and specialty, and access 4,609 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea wellhead systems based in the United States at a glance

As of Sep 22, 2026
25.6%Verified-email coverage
144.1Average contacts per company
11-50Median size (employees)
38.4%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
45
51-200
27
201-500
12
501-1,000
2
1,001-5,000
5
5,001-10,000
2
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 125 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “subsea wellhead systems” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 4,609 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 September 22, 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.

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 “subsea wellhead systems”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea wellhead systems are there based in the United States?

RevenueBase identified 125 company matches for subsea wellhead systems associated with the United States as of September 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?

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

Which city has the most subsea wellhead systems?

Houston leads with 48 company records, followed by Katy (5) and Lafayette (4).

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 4,609 professional contacts with verified work emails tracked across these 125 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 September 22, 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.