Linde PLC is a global multinational chemical company. It was created as a result of a merger in 2018 of American company Praxair and Linde AG and is domiciled in Ireland and headquartered in the United Kingdom. Linde is the world's largest industrial gas company by market share and revenue. It serves customers in the healthcare, petroleum refining, manufacturing, food, beverage carbonation, fiber-optics, steel making, aerospace, material handling equipment, chemicals, electronics and water treatment industries. The company's primary business is the manufacturing and distribution of atmospheric gases, including oxygen, nitrogen, argon, rare gases, and process gases, including carbon dioxide, helium, hydrogen, ammonia, electronic gases, specialty gases, and acetylene. The company was formed by the 2018 merger of Linde AG of Germany and Praxair of the United States. The resulting holding company was incorporated in Ireland, with principal executive offices in Guildford, UK. The company is a member of the Hydrogen Council, a group of companies investing in hydrogen vehicles. Wikipedia