Danos is a family-owned energy service provider founded in 1947, offering integrated service solutions including automation, coastal restoration, decommissioning, mechanical maintenance, power generation, renewables, shorebase and logistics, and supply chain services.
Datema Delfzijl, part of the Nautical Safety Group since 1955, is a multidisciplinary company specializing in nautical safety, data, and compliance solutions for ships and shipping companies in the Netherlands and globally.
Dauphin Island Marina is a full-service marina located on Dauphin Island, Alabama, offering boat tours, rentals, wet and dry slips, marine fuels, boat storage, and maintenance services.
Dave's Marine, Inc. is a family-owned boat dealer and service provider located in Fort Madison, IA, specializing in sales and service of SeaArk and Alweld boats and Mercury, Evinrude, Suzuki, and Pro-Drive motors since 1981.
Davis Instruments manufactures weather instruments and monitoring solutions including weather stations, air quality sensors, and marine wind indicators.
Belgian Trading & Bunkering (BTB), part of Groep De Wit, specializes in selling and supplying marine gas oil and related products to seagoing vessels in Antwerp and the ARA region, with deliveries by barge and truck.
DeFOREST Enterprises, Inc. specializes in innovations in surfactants, providing specialty chemical solutions for personal care, home care, industrial, and energy markets.
DeFelsko Corporation manufactures coating thickness gauges, inspection instruments, and environmental inspection kits for measuring and testing coatings and surface profiles.
DeJong & Lebet, Inc. is a full service naval architectural firm based in Jacksonville, Florida, specializing in the design and conversion of all types of vessels, primarily under 400 feet, including passenger vessels, tugboats, and workboats.
Deck Guard provides maritime safety and deck equipment solutions, specializing in products that enhance crew safety and operational efficiency on vessels.
Deep Sea Systems International, Inc. (DSSI) is a high technology company specializing in the design and manufacture of underwater remotely operated vehicles (ROVs), thrusters, lights, pan and tilt units, and other ROV components and services.
Deepwater Corrosion Services Inc. is a full-service offshore corrosion control company specializing in asset integrity management for the oil and gas industry, offering cathodic protection design, anode manufacturing, inspection, and corrosion engineering services.
Defense Group Inc. is a high technology services and hardware company specializing in security and defense technology, including cyber defense, unmanned systems, and smart surveillance equipment for government and commercial customers.
Defiance Ropes is a United States-based company specializing in the manufacture and supply of high-quality ropes for maritime and industrial applications.
Del Breit Inc. is a New Orleans-based naval architecture and marine engineering firm specializing in the design of inland and offshore vessels, including towboats, barges, and workboats.
Del Mar Marine, LLC is a wholesale supplier of industrial marine products based in Houston, Texas, serving clients along the US coastlines and Canada with a wide range of quality marine and safety equipment.