Douglas & Sons (Pvt) Ltd started its commercial operations in July 1986, with their office and showroom at No. 221, Panchikawatte Road, Colombo 10.
Popularly known as DSL among the trade partners and customers, Douglas & Sons (Pvt) Ltd is the founder member company in DSL Group of Companies. DSL moved to their modern corporate office complex at 290/25 Sri Sangaraja Mawatha, Colombo 10 in 2008.