Tenorio began his club career with LDU Quito in the Ecuadorian Serie B, helping them regain promotion to Serie A in the 2001 season by topping the division with Tenorio scoring 11 league goals.

[5] Afterwards he joined Saudi Arabian club Al Nassr for one season, scoring 15 goals in 16 appearances.

In 2012, Tenorio returned to South America, playing for various clubs including Vasco da Gama who were relegated from the Brazilian Série A in 2013, and Bolívar who topped the Bolivian Primera División in 2014–15.

In the 2006 World Cup, he scored against Poland and Costa Rica as Ecuador progressed to the second round.

This biographical article related to a football forward from Ecuador is a stub.