In his third pro fight, Ortiz claimed the vacant WBC FECARBOX heavyweight title against 28 year old Kendrick Releford (22–13–2, (10 KOs) on 24 August 2010. Releford was knocked down once in round 2, as Ortiz won the fight via 8 round unanimous decision 80–72, 79–72, and 79–72. Ortiz won his next 2 bouts via eighth-round stoppage against Zack Page and Francisco Álvarez (12–1, 10 KO), improving his record to 5 wins in as many fights, with 4 coming within the distance. Ortiz fought at the Double Tree Westshore Hotel in Tampa, Florida on 28 January 2011, against Rubén Rivera (3–5, 1 KO). Rivera was deducted 2 points in round 4 and then disqualified in round 5 for repeated low blows.