CHC Group Ltd. is a global commercial helicopter services company headquartered in Irving, Texas, that provides specialized aviation support to the offshore oil and gas industry. The company operates a fleet of 230 medium and heavy helicopters across six continents, with major hubs in the North Sea, Brazil, Australia, Africa, and Southeast Asia. Employing approximately 3,800 people, CHC generates $1.4 billion in annual revenue through flight operations and its Heli-One division, which provides maintenance, repair, and overhaul services.