Canadian Submarine Technologies
- Designs, engineers and builds submarines and submersibles in any size for any application. Includes team profiles and project information. [Surrey, British Columbia, Canada]
- http://canadiansub.com/

ROVeXchange, LLC.
- Offers profiles of suppliers in the sub-surface industries. Features news, jobs, equipment for sale, advertising packages, and directory of ROV manufacturers.
- http://www.rovexchange.com/

Mobimar Ltd.
- Manufactures tour submarines and surface vessels. Features company and services overview, 3D and sub-contracting experience. [Turku, Finland]
- http://www.mobimar.com/

The Underwater Source
- Portal for careers in subsea companies and projects. Features company profiles, job bank, registration, login, and application and resume forms for archiving and retrieval.
- http://www.uwsource.com/

ROVworks Ltd.
- Manufactures ROVs and underwater camera systems. Features company, product, and service profiles. [Wigtownshire, Scotland, UK]
- http://www.rovworks.co.uk/

Underwater Industry
- Portal for subsea news. Features commercial diving, ROVs, AUVs, submersibles, marine technology, construction, training, and a message board.
- http://www.underwaterindustry.com/

Rovtech Systems Limited
- Manufactures ROVs and underwater camera systems for offshore industries. Features company profile, catalog, and unit specifications. [Barrow-In-Furness, Cumbria, United Kingdom]
- http://www.rovtechsystems.co.uk/

Hydroid, LLC
- Manufactures AUVs for deep-sea surveying and mapping. Features company profile, products, support services, and media gallery. [Pocasset, Massachusetts, USA]
- http://www.hydroidinc.com/

Deep Sea Systems International, Inc.
- Manufactures ROV's for surveying and recovery. Features company history, catalog of units and pictures, leasing options, and dealers' login. [Falmouth, Massachusetts, USA]
- http://www.deepseasystems.com

Seahorse Submarines Inc.
- Manufacturer of submersibles and re-breathers. Features specifications, gallery of designs, support, training, and ordinance disposal services. [Stuart, Florida, USA]
- http://www.caribsub.com/

US Submarines Inc.
- Manufacturer and consulting firm for luxury submersibles and underwater habitats. Features catalog of new and used, guides, and industry newsletter. [Vero Beach, Florida, USA]
- http://www.ussubs.com/

Arjay Industries Ltd.
- Fabricator specialized in pressure vessels for underwater tour operations. Features catalog of qualifications, and materials standards. [Surrey, British Columbia, Canada]
- http://www.arjayindustries.com/

Submersible Systems Technology, Inc.
- Manufacturer of wet and dry submersibles. Features profile, vehicle specifications, and designs for habitats. [Riviera Beach, Florida, USA]
- http://www.submarinebuilders.com/

Submertec Limited
- Manufactures underwater inspection equipment including lighting and cameras for fish farms and submersibles. Features product specifications, brochures, and for-hire services. [Fife, Scotland, UK]
- http://www.submertec.co.uk/

Oregon Iron Works, Inc.
- Fabricator specialized in submarine construction. Features profile and construct competencies. [Clackamas, Oregon and Vancouver, Washington, USA]
- http://www.oriron.com/

Tarw-Trading Oy Ltd.
- Fabricator of submersibles for tour operations. Features 2-50 occupant vehicles with pictures and specifications. [Finland]
- http://www.globalsubmarines.com

Sun-Star Electric L.P.
- Fabricator and distributor of motors and accessories for deep-ocean ROVs. Features profile, product information, repair and manufacturing facilities. [Lubbock, Texas, USA]
- http://www.sunstarusa.com/

Subsea 7
- Fabricator for deep ocean autonomous underwater vehicles. Features company and product profiles, specifications, and list of international offices. [Georgetown, Grand Cayman Islands]
- http://www.subsea7.com/

Subeo Ltd.
- Provider of 2-3 occupant submersibles for research and recreational use. Features profiles, brochures, gallery of pictures and videos, and sales information. [Essex, England, UK]
- http://www.subeo.com/

SMD Hydrovision Limited
- Fabricator of submersibles and operating system components. Features profile, catalog, news, and list of distributors.[Tyne, England, UK]
- http://www.smdhydrovision.com/

SEAmagine Hydrospace Corporation
- Manufacturer of 2 and 3 occupant, one atmosphere submersibles and small submarines for scientific, commercial, and personal use. Offers comprehensive training, technical, and operational support.
- http://www.seamagine.com/

Seaeye Marine Limited
- Manufacturer of electric powered ROVs. Features profile, catalog, specifications, videos, news, exhibition dates and distributor list. [Hampshire, England, UK]
- http://www.seaeye.com/

SeaBotix Inc.
- Manufacturer of ROVs. Features profile, catalog, specifications, picture and video galleries, and list of distributors. [San Diego, California, USA]
- http://www.seabotix.com/

Schilling Sub-Atlantic Alliance
- Manufacturer of ROVs. Features profile, catalog, specifications, exhibition dates, and list of distributors. [Davis, California, USA and Aberdeen, Scotland, UK]
- http://www.ssaalliance.com/

Perry Slingsby Systems, Inc.
- Manufacturer of ROVs for deep-sea operations. Features company background, product brochures, specifications, and library of technical papers. [Jupiter, Florida, USA]
- http://www.perryslingsbysystems.com/

Nova Ray Inc.
- Manufacturer of a patented ROV design for underwater inspection, surveying and detection. Features company and product profile, gallery of pictures, and list of dealers. [Kirkland, Washington, USA]
- http://www.novaray.com/

Nodosa S.L.
- Specialized fabricator of submersibles for tour operations. Features company history, portfolio of projects, specifications, and video gallery. [Pontevedra, Spain] [English, Spanish]
- http://www.nodosa.com/

International VentureCraft Corp.
- Manufacturer of 1-6 occupant, tour submersibles. Features specifications, slideshow, picture and video galleries, and locations of tourist operations. [Burnaby, British Columbia, Canada]
- http://www.ivccorp.com/

International Submarine Engineering Research Ltd.
- A subsidiary of ISE Ltd., specialized in submersible fabrication. Features profile, products specifications, and services. [Port Coquitlam, British Columbia, Canada]
- http://www.ise.bc.ca/

Hylands Underwater Vehicles
- Manufactures environmental monitoring ROVs. Features profile, product specifications, assembly, and testing data. [Ontario, Canada]
- http://www.huv.com/

Hawkes Ocean Technologies
- Manufacturer of 2-4 passenger, wet and dry submersibles. Features catalog, coursing, press coverage, and history of company projects. [San Francisco, California, USA]
- http://www.deepflight.com/

Exomos
- Manufacturer of 2-3 occupant personal submersibles. Features profile, model specifications, news, and video. [Dubai, United Arab Emirates]
- http://www.exomos.com/

Deep Ocean Engineering
- Manufacturer of battery and nuclear powered ROVs. Features profile, sales information for new and used, and a list of worldwide distributors. [San Leandro, California, USA]
- http://www.deepocean.com/

Bluefin Robotics Corporation
- Manufactures AUVs for scientific research, mine warfare, sea floor surveying. Features company and product profiles, service request information. [Cambridge, Massachusetts, USA]
- http://www.bluefinrobotics.com

Atlas Maridan ApS
- Manufacturer of AUVs for surveying and military applications. Features profile and product specifications. [Hoersholm, Denmark]
- http://www.maridan.dk