Company lists · Data refreshed September 2026

Top 25 Subsea cable inspection companies based in the United States

RevenueBase identified 214 subsea cable inspection companies headquartered in the United States as of September 2026 and tracks 8,109 professional contacts across them, including 1,757 with verified work emails. Houston is the largest hub.

This list covers subsea cable inspection companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 22, 2026 86% judged on-target in blind review
214Companies
8,109Contacts tracked
1,757Verified emails
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The 25 largest subsea cable inspection companies based in the United States

Ranked by team size
Top 25 of 214 subsea cable inspection companies based in the United States, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to subsea cable inspection companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceHouston, TX, United StatesHQ checked Sep 22, 20261,001-5,0001,706 contacts →

Indirect evidence

“Helix Energy Solutions, headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry…”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceHouston, TX, United StatesHQ checked Sep 22, 2026n/a789 contacts →

Indirect evidence

“Energo Engineering is a KBR Company that provides the full package of structural integrity management (SIM) and advanced structural engineering services for offshore floating and…”

Source: RevenueBase Database · checked Sep 22, 2026
3Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 2026201-500259 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 22, 2026
4Indirect evidenceWashougal, WA, United StatesHQ checked Sep 22, 202651-200236 contacts →

Indirect evidence

“Ballard Marine Construction (Ballard) is a specialty marine and underwater contractor.”

Source: RevenueBase Database · checked Sep 22, 2026
5Partial evidenceIndianapolis, IN, United StatesHQ checked Sep 22, 202651-200175 contacts →

Partial evidence

“ENTEGRA® is the pioneer and sole provider of true Ultra-High Resolution (UHR) Magnetic Flux Leakage (MFL) inline inspection systems for pipeline integrity assessment.”

Source: RevenueBase Database · checked Sep 22, 2026
6Partial evidenceBroussard, LA, United StatesHQ checked Sep 22, 2026201-500175 contacts →

Partial evidence

“Aqueos is a 'World Class Subsea Service Provider℠' with our core values being a commitment to “excellence” and our dedication to an “accident-free” workplace.”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceLargo, United StatesHQ checked Sep 22, 2026201-500170 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceAustin, TX, United StatesHQ checked Sep 22, 2026501-1,000130 contacts →

Indirect evidence

“Welcome to On & Offshore Quality Control Specialists, LLC.”

Source: RevenueBase Database · checked Sep 22, 2026
9Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 2026201-500118 contacts →

Partial evidence

“BISSO MARINE is a subsea & offshore midstream infrastructure contractor that has been providing unsurpassed service and quality to the marine and energy industries since 1890.”

Source: RevenueBase Database · checked Sep 22, 2026
10Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 2026201-500101 contacts →

Partial evidence

“ModuSpec first introduced the concept of rig inspection to the market in 1986 and since then, has been providing unrivalled expertise and assurance to support safe operations…”

Source: RevenueBase Database · checked Sep 22, 2026
11Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202611-50101 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 22, 2026
12Partial evidenceIrvine, CA, United StatesHQ checked Sep 22, 2026201-50099 contacts →

Partial evidence

“For nearly 30 years, Pro-Pipe has provided video inspection, cleaning and rehabilitation of pipelines in a variety of sizes throughout the United States.”

Source: RevenueBase Database · checked Sep 22, 2026
13Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202651-20091 contacts →

Partial evidence

“The ideal partner for all your tubular-related needs, Tubular Solutions links the critical services required for inspection, monitoring and maintenance.”

Source: RevenueBase Database · checked Sep 22, 2026
14Indirect evidenceGarden Grove, United StatesHQ checked Sep 22, 2026201-50090 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
15Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202651-20081 contacts →

Partial evidence

“DeepOcean is the leading, subsea services provider, servicing any equipment with specialized expertise.”

Source: RevenueBase Database · checked Sep 22, 2026
16Partial evidenceBelle Chasse, LA, United StatesHQ checked Sep 22, 202651-20079 contacts →

Partial evidence

“Tailing, LLC has been serving the Land/Marine oil and gas sector with inspection services since 2007.”

Source: RevenueBase Database · checked Sep 22, 2026
17Partial evidenceHouma, LA, United StatesHQ checked Sep 22, 202651-20079 contacts →

Partial evidence

“Bordelon Marine is a leading provider of offshore support and subsea services operating in the U.S.”

Source: RevenueBase Database · checked Sep 22, 2026
18Partial evidenceSugar Land, TX, United StatesHQ checked Sep 22, 202651-20073 contacts →

Partial evidence

Subsea Construction”

Source: RevenueBase Database · checked Sep 22, 2026
19Partial evidenceFort Pierce, FL, United StatesHQ checked Sep 22, 202651-20069 contacts →

Partial evidence

“UESI offers a comprehensive selection of services that include consulting, technical services, QA/QC services, inspection, maintenance, repair, and marine construction.”

Source: RevenueBase Database · checked Sep 22, 2026
20Partial evidencePasadena, TX, United StatesHQ checked Sep 22, 202651-20058 contacts →

Partial evidence

“Keeping inspections on schedule while ensuring compliance and safety is a challenge-especially when equipment failures, inadequate training, or delayed repairs slow you down.”

Source: RevenueBase Database · checked Sep 22, 2026
21Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202651-20057 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 22, 2026
22Partial evidenceManchester, CT, United StatesHQ checked Sep 22, 202651-20056 contacts →

Partial evidence

“IMCORP, an Osmose company, provides medium to high voltage (5kV to 500kV) underground power cable reliability services for both new and aged cable system installations.”

Source: RevenueBase Database · checked Sep 22, 2026
23Indirect evidenceHouston, TX, United StatesHQ checked Sep 22, 202651-20055 contacts →

Indirect evidence

“Entrion provides value-driven services and support that resolve equipment safety and quality challenges in the offshore industry to manufacturers, drilling contractors, and…”

Source: RevenueBase Database · checked Sep 22, 2026
24Partial evidenceValparaiso, IN, United StatesHQ checked Sep 22, 202651-20046 contacts →

Partial evidence

“CATSI is a leading provider of specialized inspection and technical services, primarily serving the oil and gas, pipeline, chemical, metals, and power industries.”

Source: RevenueBase Database · checked Sep 22, 2026
25Indirect evidenceLoranger, LA, United StatesHQ checked Sep 22, 202611-5045 contacts →

Indirect evidence

“Specialty Diving of Louisiana and its sister company, Specialty Offshore, offer underwater marine services to the private and public sectors in conjunction with extensive dive…”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 214 subsea cable inspection companies based in the United States

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Subsea cable inspection companies based in the United States at a glance

As of Sep 22, 2026
21.7%Verified-email coverage
37.9Average contacts per company
11-50Median size (employees)
18.7%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
85
11-50
73
51-200
38
201-500
11
501-1,000
3
1,001-5,000
2
10001+
2

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 214 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among subsea cable inspection companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “subsea cable inspection companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names subsea cable inspection companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among subsea cable inspection companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,757 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Subsea cable inspection companies by metro

  • Subsea cable inspection companies in Houston40

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names subsea cable inspection companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many subsea cable inspection companies are there based in the United States?

RevenueBase identified 214 subsea cable inspection companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Helix Energy Solutions Group, headquartered in Houston, tops this list with the largest team on record.

Which city has the most subsea cable inspection companies?

Houston leads with 40 headquartered companies, followed by Broussard (5) and Houma (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,757 verified decision-maker contacts tracked across these 214 companies.

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 Smart Search, 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.