PHI Inc provides transportation to, from, and among offshore platforms for customers engaged in the oil and gas exploration, development, and production industry. The company operates through three business segments namely Oil and Gas, Air Medical, and Technical Services. The Oil and Gas segment provides helicopter services to oil and gas exploration and production companies Gulf of Mexico. Air Medical provides services for hospitals and emergency service agencies. Technical Services engaged in providing helicopter repair and overhaul services for flight operations customers. The company customers have entered into fixed-term contracts. It generates revenue from Oil and Gas and Air Medical segment.