Sia Engineering Company Limited 

SIA Engineering Company Limited delivers comprehensive maintenance, repair, and overhaul (MRO) solutions worldwide to airline carriers and aerospace equipment manufacturers. The company's business is organized into two primary divisions: Airframe and Line Maintenance, and Engine and Component Services. The Airframe and Line Maintenance segment offers a wide array of services, including scheduled and unscheduled aircraft maintenance, major overhauls, modifications, and refurbishment projects. It also provides aircraft certification, extensive ground handling support (such as push-back, towing, and defect rectification), and complete fleet and inventory technical management, which incorporates engineering and MRO expertise. The Engine and Component segment focuses on the overhaul and repair of aircraft engines and their associated parts. Beyond these core MRO activities, SIA Engineering Company Limited manufactures aircraft cabin interiors and specialized tools for the aerospace industry, and undertakes repair and overhaul for aircraft hydro-mechanical systems. Its robust engine support services also encompass parts repair, storage, material logistics, on-wing interventions, and performance testing. Established in Singapore in 1982, SIA Engineering Company Limited operates as a subsidiary of Singapore Airlines Limited.