Gaztransport & Technigaz SA is a leading engineering and technology firm specializing in the development and supply of advanced cryogenic membrane containment systems. These systems are vital for the safe and efficient marine transport and storage of various liquefied gases, including liquefied natural gas (LNG), with a global reach that includes key markets like South Korea, China, and Russia. The company's extensive portfolio of solutions covers tanks for large commercial vessels, small to medium-capacity LNG carriers, dedicated bunker vessels, and floating storage and bunkering units engineered to supply LNG as fuel to merchant ships beyond traditional LNG carriers. They also provide integrated LNG fuel storage systems for merchant vessels adopting LNG as an alternative to conventional marine fuels, alongside their innovative "LNG Brick" package for small-quantity LNG storage specifically designed for ship propulsion. Beyond its core products, GTT offers a comprehensive range of services, including expert consultancy, detailed engineering studies, construction assistance, emergency response, training programs, and ongoing maintenance support. The company further diversifies its expertise into designing and assembling electrolysers for green hydrogen production, offering smart shipping solutions, and delivering digital services such as advanced data analytics. Operating primarily through a licensing model, GTT grants shipyards the right to utilize its proprietary technologies. Its diverse clientele spans shipyards, vessel owners, terminal operators, gas utility companies, and classification societies. Gaztransport & Technigaz SA was founded in 1963 and is headquartered in Saint-Rémy-lès-Chevreuse, France.