Listed below are the top companies in Sri Lanka by revenue as of March 2026. 1M in revenue, Anton is ranked first on the list, followed by Polypak Secco with $43. Econopack is a leading manufacturer and supplier of customized corrugated paperboards and cartons, catering to various industries including Apparel, Pharmaceuticals, and Food and Beverage. With over 25 years of experience and state-of-the-art production facilities, they are recognized as the. broadly affecting the Packaging Sector also. 5Mn population scattered in 24 districts. Find additional information about companies in Sri Lanka such as. The industrial landscape of Sri Lanka has undergone a massive transformation, shifting from traditional manufacturing to a high-tech export hub.