Company lists · Data refreshed September 2026

Top 25 Offshore decommissioning contractors based in the United States

RevenueBase identified 199 company matches for offshore decommissioning contractors associated with the United States as of September 2026 and tracks 25,089 professional contacts across them, including 4,954 with verified work emails. Houston is the largest hub.

This list covers company matches for offshore decommissioning contractors 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 17, 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 17, 2026 How this list was built
199Companies
25,089Contacts tracked
4,954Verified emails
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The 25 largest offshore decommissioning contractors based in the United States

Ranked by team size
Top 25 of 199 company matches for offshore decommissioning contractors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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 17, 20265,001-10,0005,601 contacts →

Exact match

“Noble is a leading offshore drilling contractor for the oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Sep 17, 20265,001-10,0003,173 contacts →

Exact match

“We Are Valaris With decades of expertise and strategic commitment built on efficiency, capability and ingenuity, our sights are continually set toward a future built with purpose…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Sep 17, 20261,001-5,0001,706 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 · Sep 17, 2026 · View company records in RevenueBase
4Exact matchIrvine, CA, United StatesHQ recorded Sep 17, 2026n/a1,308 contacts →

Exact match

“Training and Development Solutions”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchGalliano, LA, United StatesHQ recorded Sep 17, 20261,001-5,000612 contacts →

Exact match

“Established in 1948 in Grand Isle, LA, GIS began as a modest company serving the commercial fishing industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchHouma, LA, United StatesHQ recorded Sep 17, 2026501-1,000305 contacts →

Exact match

“Performance Energy Services, a Danos company, was formed in to deliver safe, client-focused support to the onshore and offshore energy markets.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchCut Off, LA, United StatesHQ recorded Sep 17, 2026201-500272 contacts →

Exact match

“Founded as C&D Wireline in 1968, with C&D Production Specialist joining the business in 1993, today Crosby Energy Services is a certified Women’s Business Enterprise National…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
9Exact matchWashougal, WA, United StatesHQ recorded Sep 17, 202651-200236 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Sep 17, 202651-200155 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 · Sep 17, 2026 · View company records in RevenueBase
12Exact matchHouston, United StatesHQ recorded Sep 17, 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 · Sep 17, 2026 · View company records in RevenueBase
13Exact matchHouma, TX, United StatesHQ recorded Sep 17, 2026201-500120 contacts →

Exact match

“Since 2001, Quality Energy Services has been an industry leader in providing total-solution services to energy majors in the gulf of Mexico and to future ventures in the world…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Sep 17, 2026201-500118 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 · Sep 17, 2026 · View company records in RevenueBase
15Exact matchLafayette, LA, United StatesHQ recorded Sep 17, 202651-200111 contacts →

Exact match

“BlueFin, a 100% employee-owned, GATE Energy company, is the field services arm of GATE Energy.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchHouma, LA, United StatesHQ recorded Sep 17, 202651-200106 contacts →

Exact match

“As the youngest active dive vessels in the Gulf of Mexico, we strive to safely deliver service with fervent integrity and determination.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
18Exact matchSchriever, LA, United StatesHQ recorded Sep 17, 2026201-50098 contacts →

Exact match

“PDI Solutions provides a wide array of services in the operations, maintenance and inspections to the oil and gas industry, as well as the renewable energy industry sector.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 17, 202651-20081 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchSugar Land, TX, United StatesHQ recorded Sep 17, 202651-20073 contacts →

Exact match

“Subsea Construction”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchLake Ariel, PA, United StatesHQ recorded Sep 17, 202651-20067 contacts →

Exact match

“Established in SCE was founded with the intent to offer safe, cost effective environmental services at the highest level of customer satisfaction.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchFranklin, LA, United StatesHQ recorded Sep 17, 202651-20058 contacts →

Exact match

“The marine rental equipment and construction services provided by DLS are capable of completing any job in the oil and gas industry, including offshore and inland facilities…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Sep 17, 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 17, 2026 · View company records in RevenueBase
24Exact matchTulsa, OK, United StatesHQ recorded Sep 17, 202651-20046 contacts →

Exact match

“QPSE in no longer in business.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchBelle Chasse, LA, United StatesHQ recorded Sep 17, 202651-20044 contacts →

Exact match

“Leaders in Offshore and Inland Waters Oil & Gas well servicing, Crescent Energy Services provides a range of products and services to get the job done right and safely.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 25 of 199 offshore decommissioning contractors based in the United States

See the full list, filter by size, metro and specialty, and access 4,954 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore decommissioning contractors based in the United States at a glance

As of Sep 17, 2026
19.7%Verified-email coverage
126.1Average contacts per company
11-50Median size (employees)
29.6%Largest-city concentration · Houston
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
51
11-50
60
51-200
54
201-500
14
501-1,000
5
1,001-5,000
9
5,001-10,000
3
10001+
3

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 199 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 “offshore decommissioning contractors” 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 4,954 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 17, 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 “offshore decommissioning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore decommissioning contractors are there based in the United States?

RevenueBase identified 199 company matches for offshore decommissioning contractors 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?

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

Which city has the most offshore decommissioning contractors?

Houston leads with 59 company records, followed by Houma (8) and Lafayette (8).

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 4,954 professional contacts with verified work emails tracked across these 199 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 17, 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.