Career
Mumbai (loan)
Singh made his debut for Churchill Brothers South Carolina (U.S.) Mohammedan (loan)
After the 2012-2013 season ended, Barreto signed with Image-Reliance to join their Indian Super League but due to objection from the I-League clubs in which they said they would not sign any players who joined the ISL it meant that Barreto would be without a club for a long period of time. Then, on 30 October 2013, it was announced that Mohammedan South Carolina (U.S.) had broken that barrier when they signed Barreto on loan. East Bengal
On 7 June he signed for East Bengal F.C. on a 3-year contract.
Kerala Blasters Football Club
Luis Barreto will play in the inaugural of the Indian Super League for Kerala Blasters Football Club.