SIA Engineering Company

SIA Engineering Company (SIAEC) is a maintenance, repair and overhaul provider based in Singapore. It was formed from the Singapore Airlines (SIA) Engineering Division, became a subsidiary of SIA in 1992 and has been listed on the Singapore Exchange since 2000. Its network includes six hangars in Singapore and three in the Philippines, and it serves a large client base of international airlines and aerospace companies.

Services

• Line maintenance and technical handling: at Singapore Changi Airport the company provides line maintenance to more than 60 airlines
• Airframe maintenance and cabin retrofit, including full project management for cabin reconfigurations
• Component maintenance and overhaul in in-house workshops
• Radome inspection, testing and repair
• Engine support and value-added engine services
• Aircraft transition services
• Fleet management and training through its Training Academy

Network

The group works with OEMs and partners and through joint ventures and subsidiaries. One example is TIA Engineering Services Company Limited in Cambodia, a line maintenance provider at Techo International Airport in Phnom Penh, owned 51 percent by SIAEC. In 2026 the company completed an acquisition of an enlarged share capital in Arport Aircraft Maintenance and Engineering (Fujian) and signed a memorandum of understanding with Air India to explore collaboration.

Company facts

• Approvals from more than 50 aviation authorities and airlines, including the FAA, EASA, CAAS, CAAC and many others
• Core values include pursuit of excellence, safety and customer focus
• Address: 31 Airline Road, Singapore 819831

Background

The company began as the engineering division that supported the modern aircraft flown by Singapore Airlines, which let it build skills on new aircraft types earlier than other MRO providers. Its collaborations with OEMs and strategic partners in airframe, component, engine and modification work extend its market reach, and its mission is to provide aviation engineering services at competitive prices. Its supplier code of conduct and sustainability journey are published on its site.

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