Douglas & Sons (Pvt) Ltd was incorporated on 8th January 1980, and 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 celebrates 25 years of triumphant success - The "Silver Jubilee" this year.