Thilanga Sumathipala served as a one time great supporter of the chief minister candidate of UNP in Central Province S.B Dissanayake during the UNP government period from December 2001 to April in 2004.
Following the collapse of the UNP government in April 2004 Thilanga was jailed by the Supreme Court for allegedly supporting an underworld leader with fraud documents to travel to United Kingdom to see the cricket World Cup in 1999.
He is the head of Sumathi Publishers better known as Lakbima Newspaper Limited.