Air Liquide USA LLC announced executive appointments in the industrial merchant business line.

Etienne Lepourtre was appointed chief operating officer of the line, responsible for management and operations of the bulk, packaged, and specialty gases businesses in the U.S., as well as advanced technology offerings. Mark Lostak was appointed president of Air Liquide Industrial U.S. LP, responsible for providing bulk gases and related services to a diverse base of customers in the chemical, food, pharmaceutical, metals, and automotive markets.

“As we strive to be ever more innovative, efficient, and sustainable to better serve our customers, Etienne and Mark's breadth of experience and vast knowledge of the industrial marketplace will guide our strategic outlook and enable Air Liquide to pursue its growth potential,” said president and CEO Michael Graff.