Company lists · Data refreshed October 2026

Top 25 Offshore construction vessel operators based in the United States

RevenueBase identified 368 company matches for offshore construction vessel operators associated with the United States as of October 2026 and tracks 43,054 professional contacts across them, including 7,700 with verified work emails. Houston is the largest hub.

This list covers company matches for offshore construction vessel operators 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 October 19, 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 Oct 19, 2026 How this list was built
368Companies
43,054Contacts tracked
7,700Verified emails
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The 25 largest offshore construction vessel operators based in the United States

Ranked by team size
Top 25 of 368 company matches for offshore construction vessel operators based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 Oct 19, 20265,001-10,0005,939 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Oct 19, 20265,001-10,0003,497 contacts →

Exact match

“Tidewater Inc.(Tidewater) is the owner and operator of the world’s largest Offshore Support Vessel (OSV) fleet.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Oct 19, 20265,001-10,0003,263 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 · Oct 19, 2026 · View company records in RevenueBase
4Exact matchCut Off, LA, United StatesHQ recorded Oct 19, 20261,001-5,0001,877 contacts →

Exact match

“Recognized Worldwide for Diverse and Dynamic Marine Transportation Solutions Founded as Edison Chouest Boat Rental in Galliano, Louisiana, in 1960, the Edison Chouest Offshore…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Oct 19, 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 · Oct 19, 2026 · View company records in RevenueBase
6Exact matchCovington, LA, United StatesHQ recorded Oct 19, 20261,001-5,0001,476 contacts →

Exact match

“Hornbeck Offshore Services, Inc.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Oct 19, 20261,001-5,0001,375 contacts →

Exact match

“Headquartered in Houston, Hercules Offshore, Inc.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchLockport, United StatesHQ recorded Oct 19, 20265,001-10,000888 contacts →

Exact match

“Bollinger Shipyards is the leading provider of quality new construction, repair and conversion products and services to both the military and commercial marine industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchCranford, NJ, United StatesHQ recorded Oct 19, 20261,001-5,000863 contacts →

Exact match

“Founded in 1919, Weeks Marine, Inc.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026201-500715 contacts →

Exact match

“MODEC is a general contractor specializing in engineering, procurement, construction and installation of floating production systems including Floating Production Storage and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026501-1,000678 contacts →

Exact match

“Atwood Oceanics, Inc.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchSeattle, WA, United StatesHQ recorded Oct 19, 2026501-1,000611 contacts →

Exact match

“Manson is one of the nation’s leading heavy civil marine construction and dredging companies.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchNew Orleans, LA, United StatesHQ recorded Oct 19, 20261,001-5,000601 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026501-1,000588 contacts →

Exact match

“On April 15, 2021, Noble Corporation plc completed its acquisition of Pacific Drilling Company LLC.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026501-1,000405 contacts →

Exact match

“Fleet diversity to meet every offshore need.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchNew Orleans, LA, United StatesHQ recorded Oct 19, 2026501-1,000391 contacts →

Exact match

“Harvey Gulf International Marine, LLC is a marine transportation company that specializes in providing Offshore Supply and Multi-Purpose Support Vessels for deepwater operations…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Oct 19, 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 · Oct 19, 2026 · View company records in RevenueBase
18Exact matchPensacola, FL, United StatesHQ recorded Oct 19, 202651-200262 contacts →

Exact match

“Offshore Inland Marine & Oilfield Services, Inc.(OIMO) corporate headquarters in Pensacola,FL provides a full range of Drilling Rig services and construction support activities…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchLa Crosse, WI, United StatesHQ recorded Oct 19, 2026501-1,000249 contacts →

Exact match

“At Brennan, our people are our top priority.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchWashougal, WA, United StatesHQ recorded Oct 19, 202651-200245 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Oct 19, 202651-200227 contacts →

Exact match

“Exmar Offshore Group Houston is the American branch of Exmar (Euronext: EXM), a descendant of the Compagnie Maritime Belge (Euronext: CMB) maritime group founded in 1895 in…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchSeattle, WA, United StatesHQ recorded Oct 19, 2026201-500213 contacts →

Exact match

“Global is a leader in the marine services industry with decades of experience managing complex, critical and technical projects in and around the water.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026201-500211 contacts →

Exact match

“Delmar Systems is the trusted partners to most offshore energy industry’s leaders, delivering innovative and customer-focused anchoring and mooring solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchMiami, FL, United StatesHQ recorded Oct 19, 2026201-500171 contacts →

Exact match

“Welcome to Subsea Global Solutions where EVERY DAY our goal is to deliver unrivaled service.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchDes Allemands, LA, United StatesHQ recorded Oct 19, 2026201-500166 contacts →

Exact match

“Otto Candies, LLC is a maritime transportation and support service company specializing in regional, national, and international operations in support of the offshore energy…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 368 offshore construction vessel operators based in the United States

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Offshore construction vessel operators based in the United States at a glance

As of Oct 19, 2026
17.9%Verified-email coverage
117.0Average contacts per company
11-50Median size (employees)
18.8%Largest-city concentration · Houston
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
103
11-50
112
51-200
84
201-500
34
501-1,000
16
1,001-5,000
12
5,001-10,000
5
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 368 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 construction vessel operators” 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 7,700 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 October 19, 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.

Offshore construction vessel operators by metro

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 construction vessel operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore construction vessel operators are there based in the United States?

RevenueBase identified 368 company matches for offshore construction vessel operators associated with the United States as of October 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 construction vessel operators?

Houston leads with 69 company records, followed by Houma (11) and Morgan City (11).

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 7,700 professional contacts with verified work emails tracked across these 368 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 October 19, 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.