Professor Lalith De Silva is a leading academic and practitioner in the field of architecture and built environment, with a distinguished career spanning over four decades. Currently, Professor De Silva serves as the Head and Professor of the School of Architecture at the Sri Lanka Institute of Information Technology (SLIIT).
He holds a Master of Construction Management from James Cook University, Australia, and began his professional journey at Development Consultants, a modernist architectural firm of historical significance in Colombo. He spent his formative academic years at the University of Moratuwa, where he later became a long-serving professor in the Department of Building Economics.
He is also the Chair of RIBA Members Sri Lanka, and Founding Director of Habitat Chartered Architects & Engineers, established in 1985. He continues to be affiliated with the University of Moratuwa as Emeritus Professor, having served from 1990 to 2020.
His previous leadership roles include Dean of the Faculty of Architecture at the University of Moratuwa (2014–2019), Head of the Department of Building Economics (2000–2005), and Acting Chancellor of the University (2016). He was President of the Sri Lanka Institute of Architects (2003–2005) and Vice President of the Organization of Professional Associations (2007–2008).
Professor De Silva’s work reflects a deep commitment to urbanization and public-oriented architecture. His efforts have significantly influenced architectural education and professional practice in Sri Lanka, advocating for the integration of design with broader societal needs. Through teaching, institutional leadership, and professional contributions, he remains a key figure in shaping the next generation of architects and the architectural landscape of the country.
