Company lists · Data refreshed November 2026

Top 25 Subsea maintenance services based in Houston, United States

RevenueBase identified 57 company matches for subsea maintenance services associated with Houston, United States as of November 2026 and tracks 4,073 professional contacts across them, including 807 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for subsea maintenance services associated with Houston, 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 November 2, 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 Nov 2, 2026 How this list was built
57Companies
4,073Contacts tracked
807Verified emails
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The 25 largest subsea maintenance services based in Houston, United States

Ranked by team size
Top 25 of 57 company matches for subsea maintenance services based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 Nov 2, 20261,001-5,0001,771 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 2, 2026201-500271 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 · Nov 2, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-200158 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 · Nov 2, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-200157 contacts →

Exact match

“PRT Offshore, an Expro company, provides high-quality oilfield rental equipment and services for the global offshore industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchHouston, United StatesHQ recorded Nov 2, 2026501-1,000131 contacts →

Exact match

“Petrolog brings energy to the world as an integrated provider of solutions for the entire oil and gas lifecycle.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Nov 2, 2026201-500128 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-50103 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 · Nov 2, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20084 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Nov 2, 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 · Nov 2, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Nov 2, 2026n/a73 contacts →

Exact match

“Marine and Construction focuses on customer needs across the entire life cycle of assets within the offshore and marine industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20058 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 · Nov 2, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20048 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 · Nov 2, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5047 contacts →

Exact match

“BOA Marine llc is an experienced deep water construction solution provider capable of supporting vast offshore installation campaigns, IMR, SURF, Light Well Intervention, rig…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20040 contacts →

Exact match

“ROV Inspection & Intervention Services, Engineering, Design, Construction, Commissioning and Project Management services to the Offshore and Marine Industries.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5039 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5028 contacts →

Exact match

“ModuSpec Deepwater Subsea is part of the MR Group.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5025 contacts →

Exact match

“Titan Subsea Innovations, LLC is a Houston-based subsea pipeline connector company that provides unique engineered solutions for new construction, repairs, tie-ins, abandonments…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Nov 2, 20261-1013 contacts →

Exact match

“SUBC USA LLC is a Subsea Labor company based out of Houston, TX”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5011 contacts →

Exact match

“Rig Integrity Solutions is a leading international provider of technical services for the oil and gas industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5010 contacts →

Exact match

“Houston Ship Repair, providing repair and conversion services to all sectors of the maritime and offshore communities.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-2008 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-506 contacts →

Exact match

“Manatee is a seasoned subsea engineering consulting firm that specializes in subsea oil and gas operations.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-506 contacts →

Exact match

“SHIP REPAIR - OFFSHORE INSTALLATIONS - ENGINEERING - MARITIME SERVICES We understand that your vessels may require both occasional and regular service when calling in U.S ports.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-505 contacts →

Exact match

“Entagral Engineering was founded 2013 in Houston Texas and shortly thereafter established in Rio de Janeiro, Brazil as well as West Africa.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Nov 2, 20261-104 contacts →

Exact match

“Innovative Marine and Industrial Services focuses on reducing time at berth or at anchor.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 57 subsea maintenance services based in Houston, United States

See the full list, filter by size, metro and specialty, and access 807 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea maintenance services based in Houston, United States at a glance

As of Nov 2, 2026
19.8%Verified-email coverage
71.5Average contacts per company
11-50Median size (employees)
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
19
51-200
13
201-500
4
501-1,000
1
1,001-5,000
2
10001+
2

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 57 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 Houston, United States whose business descriptions match “subsea maintenance 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. 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 807 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 2, 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 maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea maintenance services are there based in Houston, United States?

RevenueBase identified 57 company matches for subsea maintenance services associated with Houston, United States 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?

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

Which city in the United States has the most subsea maintenance services?

Houston leads the United States with 57 company records, followed by Houma (8) and Miami (6).

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 807 professional contacts with verified work emails tracked across these 57 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 2, 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.