[Customer Services] Bauddhaloka Mawatha,, Colombo 07.
Tower Hall Theatre Foundation Sawsiripaya,123, Wijerama Mawatha,, Colombo 07,
ADDRESS : Strategic Enterprise Management Agency (SEMA) No 21, Janadhipathi Mawatha,, Colombo 01.
Petroleum Resources Development Secretariat President's Office Level 06, Ceylinco House 69, Janadhipathi Mawatha, Colombo 01
The Open University of Sri Lanka P.O. Box 21, Nawala,, Nugegoda 10250
Milco (Pvt) Ltd, No: 45, Nawala Road,Narahenpita, Colombo 05,