Louis Zammit serves as the secretary for Koptasin, a cooperative specializing in traffic signs and road markings. As the first cooperative established by public sector workers in 1996, Koptasin has a long-standing history in the industry. In 2011, Louis was elected to the council of Koperattivi Malta and appointed as Vice-President. He was also designated as the Koperattivi Malta representative on the Central Fund Committee, where he served as chairman from 2012 to 2013.