Air Line Pilots Association Singapore (ALPA-S) is Singapore's professional association and registered trade union for pilots based in Singapore. Founded in 1981 after the Malayan Airways Pilots' Association lineage, it represents pilots in employment and welfare matters, works with employers on good employment practices and training, participates in IFALPA technical and regional safety work, and provides accident and incident response, peer support, professional-development, health, and community programs.