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Establishments primarily engaged in building and repairing ships, barges, and lighters, whether self-propelled or towed by other craft. This industry also includes the conversion and alteration of ships and the manufacture of off-shore oil and gas well drilling and production platforms (whether or not self-propelled).


SIC Code 3731 - Ship Building and Repairing is a final level code of the “Manufacturing” Division. There are 445 companies classified in this industry in the USA with an estimated employment of 15,832 people.

Hierarchy Navigation for SIC Code 3731

Parent Category (less specific)

Industry Examples

Common types of examples within SIC Code 3731 - Ship Building and Repairing are:

  • Barges, building and repairing
  • Cargo vessels, building and repairing
  • Combat ships, building and repairing
  • Crew boats, building and repairing
  • Dredges, building and repairing
  • Drilling and production platforms, floating, oil and gas
  • Drydocks, floating
  • Ferryboats, building and repairing
  • Fireboats, building and repairing
  • Fishing vessels, large: seiners and trawlers-building and repairing
  • Hydrofoil vessels
  • Landing ships, building and repairing
  • Lighters, marine: building and repairing
  • Lighthouse tenders, building and repairing
  • Marine rigging
  • Naval ships, building and repairing
  • Offshore supply boats, building and repairing
  • Passenger-cargo vessels, building and repairing
  • Patrol boats, building and repairing
  • Radar towers, floating
  • Sailing vessels, commercial: building and repairing
  • Scows, building and repairing
  • Seiners, building and repairing
  • Shipbuilding and repairing
  • Submarine tenders, building and repairing
  • Tankers (ships), building and repairing
  • Tenders (ships), building and repairing
  • Towboats, building and repairing
  • Transport vessels, passenger and troop: building and repairing
  • Trawlers, building and repairing
  • Tugboats, building and repairing

Industry Image

Example photo for industry SIC 3731 - Ship Building and Repairing. This image represents an activity or product found in this industry.


For some business types, there may be a similar industry to SIC Code 3731 - Ship Building and Repairing that is a better classification match. Establishments primarily engaged in fabricating structural assemblies or components for ships, or subcontractors engaged in ship painting, joinery, carpentry work, and electrical wiring installation, are classified in other industries.

Companies compiles comprehensive business data and executive contact leads for businesses within SIC Code 3731 - Ship Building and Repairing. Some of the leading and most notable companies are listed below. To order a list of companies within SIC Code 3731 - Ship Building and Repairing for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

Industry Executives

Would you like to email executives in SIC Code 3731 - Ship Building and Repairing? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

For specific job title targeting, please provide details in the business list request form.

Executive Email List

Extended SIC Code Categories for SIC 3731

For business marketing and targeting, SIC Codes have been extended to provide more specific classifications within SIC Code 3731 – Ship Building and Repairing. Extended SIC Codes are being continuously updated to reflect the current business environment.

6-digit SIC

  • 373101Ship Builders & Repairers (manufacturers)
  • 373102Barges (manufacturers)
  • 373104Ship Yards (manufacturers)

7-digit SIC

  • 3731001Ship Builders & Repairers (manufacturers)
  • 3731002Barges (manufacturers)
  • 3731003Drilling & Production Platforms
  • 3731004Ship Yards (manufacturers)
  • 3731005Commercial Cargo Ships, Building & Repairing
  • 3731006Cargo Vessels, Building & Repairing
  • 3731007Fishing Vessels-Large-Building & Repairing
  • 3731008Hydrofoil Vessels
  • 3731009Lighters-Marine-Building & Repairing
  • 3731010Lighthouse Tenders, Building & Repairing
  • 3731011Sailing Vessels-Commercial-Building & Repairing
  • 3731012Seiners, Building & Repairing
  • 3731013Tankers, Building & Repairing
  • 3731014Tenders-Ships-Building & Repairing
  • 3731015Towboats, Building & Repairing
  • 3731016Trawlers, Building & Repairing
  • 3731017Tugboats, Building & Repairing
  • 3731018Military Ships, Building & Repairing
  • 3731019Combat Vessels, Building & Repairing
  • 3731020Landing Ships, Building & Repairing
  • 3731021Offshore Supply Boats, Building & Repairing
  • 3731022Patrol Boats, Building & Repairing
  • 3731023Submarine Tenders, Building & Repairing
  • 3731024Submarines, Building & Repairing
  • 3731025Transport Vessels-Troop-Building & Repairing
  • 3731026Commercial Passenger Ships, Building & Repairing
  • 3731027Crew Boats, Building & Repairing
  • 3731028Ferryboats, Building & Repairing
  • 3731029Dredges, Building & Repairing
  • 3731030Drydocks, Floating
  • 3731031Marine Rigging
  • 3731032Radar Towers, Floating
  • 3731033Submersible Marine Robots, Manned Or Unmanned

8-digit SIC

  • 37310000Shipbuilding And Repairing
  • 37310100Commercial Cargo Ships, Building And Repairing
  • 37310101Barges, Building And Repairing
  • 37310102Cargo Vessels, Building And Repairing
  • 37310104Fishing Vessels, Large: Building And Repairing
  • 37310105Hydrofoil Vessels
  • 37310106Lighters, Marine: Building And Repairing
  • 37310107Lighthouse Tenders, Building And Repairing
  • 37310108Sailing Vessels, Commercial: Building And Repairing
  • 37310110Seiners, Building And Repairing
  • 37310111Tankers, Building And Repairing
  • 37310112Tenders, Ships: Building And Repairing
  • 37310113Towboats, Building And Repairing
  • 37310114Trawlers, Building And Repairing
  • 37310115Tugboats, Building And Repairing
  • 37310200Military Ships, Building And Repairing
  • 37310201Combat Vessels, Building And Repairing
  • 37310202Landing Ships, Building And Repairing
  • 37310203Offshore Supply Boats, Building And Repairing
  • 37310204Patrol Boats, Building And Repairing
  • 37310205Submarine Tenders, Building And Repairing
  • 37310206Submarines, Building And Repairing
  • 37310207Transport Vessels, Troop: Building And Repairing
  • 37310300Commercial Passenger Ships, Building And Repairing
  • 37310301Crew Boats, Building And Repairing
  • 37310302Ferryboats, Building And Repairing
  • 37319901Dredges, Building And Repairing
  • 37319902Drilling And Production Platforms, Floating (oil And Gas)
  • 37319903Drydocks, Floating
  • 37319904Marine Rigging
  • 37319905Radar Towers, Floating
  • 37319906Submersible Marine Robots, Manned Or Unmanned