SEACOR Marine is a wholly owned subsidiary of SEACOR Holdings. SEACOR Holdings is a provider of marine support and transportation services to the energy and chemical industries. SEACOR Holdings subsidiaries provide customers with a full suite of marine-related services. The company s subsidiaries include SEACOR Marine and Seabulk International, which provide offshore marine services; SCF Marine, which offers inland river services; Era Helicopters and Tex-Air Helicopters, which provide the company s helicopter services; SEACOR Environmental Services, National Response Corporation and its subsidiary NRC Environmental Services, SEACOR Environmental Products and The O Brien s Group, all of which provide environmental response products and services; SEACOR Offshore Services and Energy Logistics, which provide logistics services; and Globe Wireless, which provides messaging, data, voice, applications and information technology products and services to the maritime industry. SEACOR Holdings is headquartered in Houston. SEACOR Marine has a location in Morgan City, La.