Underwater Resources Inc. (URI) is a San Francisco-based commercial diving and marine construction company providing ROV operations, sonar imaging, dredging, and specialized underwater services across the U.S. and internationally.
Underwater Technics Inc. is a commercial diving and marine contracting company based in Cinnaminson, NJ, providing underwater inspection, repair, welding, and salvage services.
Unidata America is the North American subsidiary of Unidata S.p.A., supplying environmental and meteorological monitoring instrumentation, data loggers, and telemetry systems for hydrological, marine, and coastal weather applications.
Union Pacific Resources Co. is associated with Union Pacific Railroad, a major North American freight rail operator connecting 23 western U.S. states with shipping and logistics services for commodities including coal, chemicals, agricultural products, and intermodal containers.
Major non-profit making association of French (and European) Surveyors, which brings together on a nation-wide scale, Marine Professionals whose academic qualifications, technical skill and marine experience allow them to practice in the surveying fields of commercial shipping, fishing, yachts and pleasure crafts, river crafts, underwater interventions, ship building and repairing etc…
United Americas Shipping Services, Inc is a Houston-based company providing comprehensive shipping and maritime services including port agency and freight brokerage.
United Coatings Corp is a Portsmouth, Virginia-based industrial contractor specializing in sandblasting, UHP hydro-blasting, painting, and surface preparation services for shipyards and the maritime industry.
United Electric Controls (UE) is a privately held corporation headquartered in Watertown, Massachusetts, specializing in safety, alarm, and emergency shutdown solutions including pressure switches, temperature sensors, and gas detectors for industrial and OEM applications.
United Fishermen of Alaska is an organization dedicated to promoting and protecting the interests of Alaska’s commercial fishing industry, supporting its social and economic well-being.
The Royal Fleet Auxiliary (RFA) is a civilian-manned fleet owned by the UK Ministry of Defence, providing logistical and operational support to the Royal Navy.
New York,, New York, United StatesUpdated Nov 2009
United Refining Energy Corp is a special purpose acquisition company formed in 2007 to acquire businesses or assets in the energy industry through mergers or similar business combinations.
United Seamen's Service (USS) promotes the welfare of American seafarers, international seafarers, US military and civilian maritime personnel, and others in the maritime industry.
United Services International (USI) provides airfreight, sea freight, Custom Clearing, warehousing, freight brokerage, countrywide trucking and at-door delivery for imports and exports. USI offers more than ten years experience. Our motivated staff enables us to provide an unequaled level of service AT the most competitive rates. We always keep in view all the necessities of time and gives maximum services & facilities to our customers. USI deals with well-known parties in the country. With the help of quality service, friendly staff, integrity and honesty towards our customers, our list of clients increases each day. Our self-imposed standards of excellence, honesty, best communication, reliability, and low rates makes us different from others.
We also specialize in handling hazardous and sensitive materials. And as we have no weight or size restrictions, you can be confident that no order is too big or too small for us to handle.
Established in 1982, United Shipchandlers Ltd. is a leading professional ship supplier at ports of Hong Kong and Southern China. Being also an importer of food and store items, we can provide deck, engine, cabin, electrical, provisions and bonded stores for vessels and distribution to local shipchandlers. By operating a factory in China, we manufacture safety gears including boiler suits, parkas, rain suits, safety shoes and etc. for customers in the marine and industrial fields.
Kings Point, New York, United StatesUpdated May 2026
Training
The United States Merchant Marine Academy is a federal service academy that trains officers for the United States Merchant Marine, branches of the military, and the transportation industry.
StreamTech Industrial provides industrial and petrochemical facility cleaning, maintenance, and repair services with experienced crews and state-of-the-art equipment, operating since 1988.
University of Alabama Supply Store offers course materials, apparel, accessories, and merchandise for students, alumni, and fans of the University of Alabama in Tuscaloosa, AL.
The University of Michigan at Ann Arbor offers distinguished education in Naval Architecture, Marine Engineering, and Supply Chain Management through its College of Engineering and Ross School of Business.
The University of Rio Grande Meigs Center in Pomeroy, OH offers associate degrees and certificate programs focused on medical assisting, industrial technology, and emergency services, providing workforce training and education for local community members.
Union Oil Company of California (Unocal) was a major American petroleum explorer, producer, refiner, and marketer with tanker, pipeline, and marine bunker fuel operations. The company was acquired by Chevron in 2005 and no longer operates as an independent entity.