PHI, Inc. is a provider of helicopter transportation services in the Gulf of Mexico. The Company also provides helicopter services to the oil and gas industry in certain other domestic and international markets. It operates in three business segments: Oil and Gas, Air Medical and Technical Services. The Company’s Oil and Gas segment provides helicopter services for the integrated and independent oil and gas production companies transporting personnel and equipment to offshore platforms in the Gulf of Mexico. In the United States, the Company provides air medical transportation services for hospitals and emergency service agencies. The Technical Services segment provides helicopter repair and overhaul services. The Company is engaged in the transportation of personnel and, to a lesser extent, parts and equipment to, from, and among offshore platforms for customers engaged in the oil and gas exploration, development and production industry in the Gulf of Mexico.