11th International Conference on Sustainable Built Environment (The Kandy Conference) 2020 was successfully held via online platforms, on 10th, 11th and 12th of December 2020. It is the 11th International conference after ten consecutive successful conferences since December 2010 with the collaboration of many local and global professionals, institutions; especially four Universities namely; the University of Peradeniya, University of Moratuwa, University of Ruhuna, and the Open University of Sri Lanka.