 In 2013, he won the double with Dinamo Tbilisi in Georgia.Born in Abadiño, Biscay, Lezama graduate Ustaritz made his debut with Athletic Bilbao's first team during the 2005–06 season, taking part in 17 La Liga matches that year.However, he found starting chances in La Liga hard to come in the subsequent years, being mainly restricted to appearances in the Copa del Rey and the UEFA Cup – in 2007–08 he played a career-best 20 games, but the Basques could only rank in 11th place.