PHI, Inc.(PHI) is engaged in the transportation of personnel and, parts and equipments, to, from, and among offshore platforms for customers engaged in the oil and gas exploration, development, and production industry, principally in the Gulf of Mexico. The Company is a provider of helicopter transportation services in the Gulf of Mexico. It also provides helicopter services to the oil and gas industry internationally, and to non-oil and gas customers such as health care providers and United States governmental agencies, such as the National Science Foundation. The Company also provides air medical transportation for hospitals and emergency service agencies, and provides helicopter maintenance and repair services to certain customers. The Company operates in three business segments: Oil and Gas, Air Medical, and Technical Services. During the year ended December 31, 2008, the Company operated 249 aircraft domestically and internationally.