The Singapore Institute of Aerospace Engineers (SIAE) is a nonprofit professional institute dedicated to aviation safety, airworthiness, maintenance practice, aerospace technology, and the development of engineers and technical specialists. Founded in 1975, it provides continuing education, conferences, seminars, professional recognition, publications, knowledge exchange, and a voice for licensed aircraft engineers and other aerospace practitioners. Its membership spans individuals and corporations, and its current executive committee serves the 2025–2027 term.