Vallourec S.A. is a multinational manufacturing company headquartered in Meudon, France. Vallourec specializes in hot rolled seamless steel tubes, expandable tubular technology, automotive parts, and stainless steel, which it provides to energy, construction, automotive, and mechanical industries. Vallourec shares are listed on Euronext Paris. As of 2022, Vallourec has 17,000 employees, numerous integrated manufacturing facilities, advanced R&D operations, and a presence in more than 20 countries. Wikipedia