SIA Engineering Co. Ltd. provides airframe maintenance, component overhaul services and fleet management business, line maintenance and technical ground handling services, and investment holdings. It operates through the Airframe and Line Maintenance, and Engine and Component segments. The Airframe and Line Maintenance segment provides airframe maintenance, line maintenance, and fleet management business. The Engine and Component segment includes component overhaul and engine repair and overhaul services. The company was founded on March 16, 1982, and is headquartered in Singapore.