Dempo S.C. then in 2009–2010 and again in 2011–12, making them the most successful club on national front with 5 league titles more than any other club in India. Dempo Sports Club started out as Dempo Souza Football Club in 1961 and was taken over when they made the company their own Dempo Corporation around that time. The club was started by Michael deSouza and the logo and colours that the club wears currently was what he had chosen for the team. The club won their first Goan Senior League title in 1972. The club then won their first ever national pan-India
2012–13 Dempo S.C. season I-League season as the defending champions on 6 October 2012 against Churchill Brothers S.C. at the Fatorda Stadium in Margao, Goa in which Dempo won the match 2–1 with their goals coming from the clubs newest Japanese signing Ryuji Sueoka in the 2nd and 75th minute while former midfielder and captain of the side, Beto scored the equalizer for Churchill Brothers in the 47th minute. Dempo then won their second match of the season on the 12 October 2012 against Sporting Clube de Goa in a huge 5–0 victory with Anthony Pereira scoring early in the 15th minute before Ryuji