Coimbatore District Small Industries Association (CODISSIA) (Tamil:கோயம்புத்தூர் மாவட்ட சிறு தொழிலார்கள் சங்கம்) is an Indian trade organization based in Coimbatore, Tamil Nadu. It is affiliated to Tamil Nadu Small and Tiny Industries Association (TANSTIA). It is the largest district association of small industries in India with more than two thousand members. The organization plays a major role in the development of industries in the region and also helps industries with government rules and norms. CODISSIA has pushed for the establishment of more public sector units in Coimbatore.