Malaysia Airports (Sepang) Sdn. Bhd. (MA (Sepang)) manages, operates and maintains KL International Airport (KLIA), including the Low-Cost Carrier Terminal (LCCT-KLIA) in Sepang, and provides airport related services such as parking at the airport. MA (Sepang) is a wholly-owned subsidiary of Malaysia Airports Holdings Berhad.

The company is also responsible for the future development of these terminals as well as the management, operation and maintenance of the 203 acres of KLIA's Free Commercial Zone.

MA (Sepang) is certified with the ISO Integrated Management System that covers QMS ISO 9001 (Quality Management System), EMS ISO 14001 (Environmental Management) and OSHAS 18001 (Occupational Health and Safety Zone). The Free Commercial Zone at KLIA is also certified with MS ISO 9001:2000 Quality Management System.