SIA Engineering Company (SIAEC) is a major provider of aircraft maintenance, repair and overhaul (MRO) services in Asia-Pacific. SIAEC has a client base of more than 80 international carriers and aerospace equipment manufacturers. It provides line maintenance services at more than 30 airports in 8 countries, as well as airframe, engine and component services on some of the most advanced and widely used commercial aircraft in the world.The 24 subsidiaries and joint ventures with original equipment manufacturers and strategic partners in Singapore, Hong Kong, Indonesia, Japan, Malaysia, Philippines, United States and Vietnam increase the depth and breadth of the Company's service offerings. SIAEC has approvals from 29 national aviation regulatory authorities to provide MRO services for aircraft registered in the United States of America, Europe, China and other countries.