TK Malu and Sons, manages a family group business with all housing products under one roof with 3 Core Manufacturing Units in Gulbarga Karnataka with Maintaining International and Indian Standards, with having a Technical Collaboration with Italian Company. Tk Malu and Sons started its first asbestos cement concrete pipe manufacturing unit in 1969 in name Karnataka Asbestos Cement Products. Then after years and next generation it diversified into many concrete products manufacturing, in housing, infrastructure etc. Now it manages with 5 companies and 3 manufacturing units.