| Klein_Associates_Inc_ Specialist makers of side scan sonar imaging systems. |
| Kongsberg_Simrad_Ltd_ Manufacture specialist underwater cameras and products for harsh environments. |
| The_MacArtney_Group Specializes in the engineering and supply of underwater oceanographic equipment. |
| Marimatech Manufacturers of marine surveying and monitoring instrumentation. |
| Marine_Electronics_Ltd_ Manufacturers of altimeters and sonars. Based in Guernsey. |
| Marine_Magnetics_Corporation Specialises in the design and manufacture of oceanographic magnetic exploration equipment including marine magnetometers and gradiometers. |
| Marine_Sonic_Technology__Ltd Produces a side scan sonar system which sets the standard for high quality performance and offers an ability to locate objects underwater with near photographic quality. |
| Marinspect_Ltd Remotely Operated Vehicle (ROV) equipment, services and training for clients in the offshore, coastal, and civil engineering industries. |
| Marschall_Acoustics_Instruments_Pty_Ltd_ Designer and supplier of geophysical instrumentation, hydrophones, towed hydrophone arrays, downhole arrays, sonars, ocean CTD profilers and other hydrographic equipment. |
| McLane_Research_Laboratories,_Inc_ Pioneers of time-series oceanographic and environmental monitoring instrumentation since 1983. Our goal is to enable investigators to achieve their research and scientific goals by providing advanced, |
| McMillan_Design,_Inc_ A small, privately owned, multi-disciplinary design company located in Gig Harbor, Washington concentrating its efforts in manufacturing, improving, and marketing the Sea Catch mechanical toggle quick |
| METOCEAN_Data_Systems_Limited Manufacturing and development company for state-of-the-art oceanographic and meteorological data acquisition and telemetry systems for severe environments. |
| Mooring_Systems_Inc_ Designs and fabricates oceanographic surface and subsurface buoys, trawl resistant bottom mounts, provides all mooring components including wire rope and marine hardware for shallow and deep sea syste |
| The_Net_Works Specialise in the manufacture of fishing nets suitable for marine and aquatic surveys. Also offers a comprehensive service of expert advice on gear design, selection, assembly and operation. |
| NightSea_LLC_ Develops and manufactures underwater flourescence lighting systems. |
| NORTEK_AS Measurement solutions in all the world's waters. Suppliers of acoustic instruments for measuring water motion, software for realtime operation in the field or lab and analysis software for visualisat |
| NortekUSA Acoustic doppler current meters, current profilers and flow meters, for the ocean, rivers and open channels, including Aquadopp current meters, Vector ADVs and ADPs. |
| Northwest_Marine_Technology,_Inc_ Benign fish tags and tagging techniques using NMT fish tags including fish tagging scientific references. |
| Nova_Ray_Inc_ Licensed manufacturer of the patented Nova Ray submersible remotely operated vehicle (ROV), the result of 7 years of research and development. Key benefits include response time, ease of use, and most |
| Ocean_Innovations Represents some of the leading manufacturers of underwater equipment and marine technology. |
| Ocean_Instruments,_Inc_ Oceanographic products including multicorers, box corers and bongo nets. |
| Ocean_Optics,_Inc_ Manufactures miniature fibre optic spectrometers, chemical sensors, precision filters and other optical components using integrated photonics technologies. |
| Ocean_Scientific_International_Ltd_ Provides iapso seawater standards and samples and markets a range of instruments and oceanographic equipment including CTD, corers, nets, current meters, salinometers, fluorometers and analysers. |
| Ocean_Sensors,_Inc_ Specializes in the development of innovative ocean measurement instrumentation and systems. Developers of lightweight Conductivity/Temperature/Depth (CTD) instruments for use in ocean profiling, moor |
| Oceaneering_International,_Inc_ An advanced applied technology company that provides engineered services and hardware to Customers who operate in marine, space, and other harsh environments. |
| Oceanographic_Company_of_Norway_ASA_(OCEANOR_) Specialising in delivering integrated real-time environmental monitoring and information systems for oceans, coastal areas, rivers, lakes, groundwater and soil. |
| Oceanor Offers an extensive stock of metocean instruments. |
| Oceans_Engineering_Ltd_ Delivers flexible, high quality, cost efficient solutions to underwater mechanical handling situations. Underwater winch specialists. |
| Oceanscan_Limited One of the leading equipment and personnel rental companies servicing the world-wide hydrographic survey and ROV. |
| OceanTools_Ltd Products for the professional offshore ROV (Remotely Operated Vehicle) and survey markets including true north seeking fibre optic gyro compass systems. |
| OceanWorks_International_Inc_ Manufactures atmospheric diving, submarine rescue and remote tooling for subsea military, oil & gas and telecommunications markets. |
| Odom_Hydrographic_Systems_Inc_ Manufactures and sells hydrographic survey equipment including swath and side-scan echosounders. |
| Ohmex_Ltd Supplier and manufacturer of portable echo sounder, tide gauge, environmental data collection and ROV systems. |
| Oktopus_GmbH Developers of specialised instrumentation and marine gear for ocean research in co-operation with universities, research organisations and governmental agencies. |
| Open_Seas_Instrumentation,_Inc_ Manufacture oceanographic equipment (nets and corers) for the international scientific community. |
| ORCA_Instrumentation Supplier of acoustic transmission systems, buoy location systems via satellite, data acquisition and processing devices. |
| ORE_Offshore_Division Specialized hydro-acoustics company in Falmouth, Massachusetts and Houston, Texas. Builds the Trackpoint II and LXT underwater acoustic tracking and navigation system, and sells and leases equipmen |
| Outland_Technology_Inc_ Markets underwater video systems, lighting and remotely operated vehicles. |
| Pacific_Crest_Corporation Manufacturer of wireless technology for GPS and environmental monitoring applications, designs and manufactures wireless data links that are rugged, reliable, and field-proven. |
| Pacific_Gyre_Inc_ Manufacturer of oceanographic equipment for remote environmental data collection. Specializing in drifting, Lagrangian buoys, moorings and platforms that collect physical data about the open ocean, co |