Company lists · Data refreshed September 2026

Top 25 Military shipbuilding contractors based in the United States

Name: Military shipbuilding contractors based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 78 companies tracked

RevenueBase identified 78 company matches for military shipbuilding contractors associated with the United States as of September 2026 and tracks 33,580 professional contacts across them, including 1,079 with verified work emails. San Diego is the largest hub.

This list covers company matches for military shipbuilding 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

78Companies

33,580Contacts tracked

1,079Verified emails

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The 25 largest military shipbuilding contractors based in the United States

Ranked by team size

Top 25 of 78 company matches for military shipbuilding 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	General Dynamics Electric Boat	Exact match	Groton, CT, United StatesHQ recorded Sep 17, 2026	10001+	8,318 contacts →
	Exact match “General Dynamics Electric Boat is a business unit of General Dynamics with headquarters in Groton, CT.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Newport News Shipbuilding, A Division Of HII	Exact match	Newport News, VA, United StatesHQ recorded Sep 17, 2026	10001+	7,430 contacts →
	Exact match “For 137 years, the ships built at Newport News Shipbuilding, like the American shipbuilders who built them, have served our nation in peace and war, in times of adversity and in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	General Dynamics Nassco	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	1,484 contacts →
	Exact match “General Dynamics NASSCO traces its beginnings to the working waterfront of beautiful and historic San Diego Bay.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Bollinger Shipyards	Exact match	Lockport, United StatesHQ recorded Sep 17, 2026	5,001-10,000	853 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 · Sep 17, 2026 · View company records in RevenueBase
5	Fairbanks Morse Defense	Exact match	Beloit, WI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	679 contacts →
	Exact match “Fairbanks Morse Defense (FMD) is the leading provider of the highest value equipment for naval defense customers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Eastern Shipbuilding Group, INC	Exact match	Panama City, FL, United StatesHQ recorded Sep 17, 2026	1,001-5,000	317 contacts →
	Exact match “Eastern Shipbuilding Group, Inc.(ESG) is an American owned and operated shipbuilder with three shipyards on the Florida Gulf Coast.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Colonna's Shipyard	Exact match	Norfolk, VA, United StatesHQ recorded Sep 17, 2026	501-1,000	276 contacts →
	Exact match “We are Colonna's.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Conrad Shipyard	Exact match	Morgan City, LA, United StatesHQ recorded Sep 17, 2026	201-500	218 contacts →
	Exact match “Conrad Shipyard specializes in the construction, conversion and repair of a wide variety of steel and aluminum marine vessels for commercial and governmental customers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Pacific Ship Repair And Fabrication, INC	Exact match	San Diego, United StatesHQ recorded Sep 17, 2026	51-200	130 contacts →
	Exact match “San Diego based ship repair facility” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	BAY Ship & Yacht CO	Exact match	Alameda, CA, United StatesHQ recorded Sep 17, 2026	201-500	108 contacts →
	Exact match “Bay Ship & Yacht Co.(BSY) was founded in 1977 by Bill Elliott with primary focus on the construction and repair of wooden ships.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Swiftships	Exact match	Morgan City, LA, United StatesHQ recorded Sep 17, 2026	201-500	107 contacts →
	Exact match “Swiftships is an ISO 9001 certified, USA shipbuilder, and global defense contractor which offers end-to-end engineering, shipbuilding, testing, and delivery services for new…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Derecktor Shipyards	Exact match	Mamaroneck, NY, United StatesHQ recorded Sep 17, 2026	201-500	105 contacts →
	Exact match “Established in 1947, Derecktor Shipyards has since become renowned for excellence in the construction, repair and refit of yachts, commercial and military vessels.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Alabama Shipyard LLC	Exact match	Mobile, AL, United StatesHQ recorded Sep 17, 2026	201-500	72 contacts →
	Exact match “The facility was initially established in 1916.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	St. Johns Ship Building, INC	Exact match	Palatka, FL, United StatesHQ recorded Sep 17, 2026	51-200	72 contacts →
	Exact match “St.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Continental Maritime Of SAN Diego	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	201-500	62 contacts →
	Exact match “With more than 40 years of ship repair excellence, Vigor Marine CM San Diego (VMG CMSD) – formerly known as Continental Maritime of San Diego (CMSD) – stands as a vital force on…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Gunderson Marine & Iron	Exact match	Portland, OR, United StatesHQ recorded Sep 17, 2026	201-500	53 contacts →
	Exact match “Operating the largest side launch on the West Coast, Gunderson Marine is the region's premier partner for all shipbuilding needs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Mills Marine & Ship Repair LLC	Exact match	Suffolk, VA, United StatesHQ recorded Sep 17, 2026	11-50	53 contacts →
	Exact match “Our Purpose: We are committed to providing safe, quality and process-driven services for Federal and Commercial customers in the ship repair and new ship construction…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Gulf Marine Repair Corporation	Exact match	Tampa, FL, United StatesHQ recorded Sep 17, 2026	11-50	51 contacts →
	Exact match “Gulf Marine Repair Corporation is a shipbuilding company based out of 1800 Grant St, Tampa, FL, United States.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Everett Ship Repair	Exact match	Everett, WA, United StatesHQ recorded Sep 17, 2026	201-500	41 contacts →
	Exact match “Everett Ship Repair, LLC is a full service shipyard specializing in the repair, maintenance and conversion of Navy craft, passenger vessels, Coast Guard ships, tugs, barges and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	BAY City Marine, INC	Exact match	National City, CA, United StatesHQ recorded Sep 17, 2026	51-200	36 contacts →
	Exact match “Bay City Marine is a professionally managed maritime and commercial industrial repair company providing first time quality repair fabrication services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	GMD Shipyard Corp	Exact match	Brooklyn, NY, United StatesHQ recorded Sep 17, 2026	11-50	26 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Fred Wahl Marine Construction	Exact match	Reedsport, OR, United StatesHQ recorded Sep 17, 2026	51-200	25 contacts →
	Exact match “Fred Wahl Marine Construction is a fully equipped shipyard located in Reedsport, OR.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Gladding Hearn Shipbuilding	Exact match	Westport, MA, United StatesHQ recorded Sep 17, 2026	51-200	17 contacts →
	Exact match “Gladding Hearn Shipbuilding is a commercial shipbuilder based out of Somerset, Massachusetts, United States.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Patti Marine Enterprises, INC	Exact match	Pensacola, FL, United StatesHQ recorded Sep 17, 2026	51-200	16 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Bartlett Maritime Corporation	Exact match	Cleveland, OH, United StatesHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Bartlett Maritime Corporation was founded in 2019 to address the crisis in submarine maintenance through aggressive, innovative measures.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “military shipbuilding contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 78 military shipbuilding contractors based in the United States

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Military shipbuilding contractors based in the United States at a glance

As of Sep 17, 2026

3.2%Verified-email coverage

430.5Average contacts per company

51-200Median size (employees)

6.4%Largest-city concentration · San Diego

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 78 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 “military shipbuilding 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 1,079 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 “military shipbuilding contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many military shipbuilding contractors are there based in the United States?

RevenueBase identified 78 company matches for military shipbuilding 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?

General Dynamics Electric Boat tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most military shipbuilding contractors?

San Diego leads with 5 company records, followed by Newport News (4) and Norfolk (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 1,079 professional contacts with verified work emails tracked across these 78 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.