The Damansara–Puchong Expressway (Malay: Lebuhraya Damansara–Puchong) , abbreviated as LDP, is a 40.0-kilometre (24.9-mile) major controlled-access highway in the Petaling District of Selangor, Malaysia. The expressway runs in a north–south direction between Bandar Sri Damansara and Putra Permai, near Putrajaya, forming a major thoroughfare in the cities of Petaling Jaya and Puchong. A short east–west spur of the expressway connects Pusat Bandar Puchong to the suburb of UEP Subang Jaya.