The Association of Aerospace Industries (Singapore) or AAIS, is a not-for-profit organisation established in 2003, to promote the development of Singapore as a leading aerospace hub.

AAIS represents companies involved in aerospace maintenance, repair and overhaul (MRO), manufacturing, parts distribution, research & development, training and education, and services. It serves as the voice of industry to influence future directions and policies, engenders the development of the aerospace community and facilitates business development.