HDW - Howaldtswerke-Deutsche Werft AG is a German shipbuilding company based in Kiel, specializing in the construction of naval vessels and submarines.
HEISCO is a Kuwaiti EPC contracting company specializing in shipbuilding, ship repair, oil and gas construction, industrial maintenance, and maritime construction, with over 50 years of experience.
Helsinki Commission (Baltic Marine Environment Protection Commission) Katajanokanlaituri 6 B, Helsinki,, Finland
HELCOM Secretariat is the governing body of the Helsinki Commission, dedicated to protecting the marine environment of the Baltic Sea through international cooperation and implementation of the Helsinki Convention.
HELMEPA is a non-governmental organization founded by the Greek shipping community in 1982 to protect the marine environment, promote safety at sea, and advance sustainable development through education, training, and advocacy.
HGC Engineering-Consulting specializes in acoustical consulting with expertise in noise and vibration control for industrial, built environment, transportation, defense, and product research markets.