23 August 2011Real Espana – Colorado Rapids
Referee: Roberto Garcia (MEX, photo)
Assistant Referee 1: Alejandro Ayala (MEX)Assistant Referee 2: Victor Calderon (MEX)
Fourth Official: Alfredo Penaloza (MEX)
Monterrey – Seattle Sounders
Assistant Referee 1: Cesar Ruano (GUA)
Assistant Referee 2: Marco Diaz (GUA)
Fourth Official: Oscar Reyna (GUA)
Comunicaciones – Herediano
Referee: Mark Geiger (USA)
Assistant Referee 1: Eric Boria (USA)
Assistant Referee 2: Adam Wienckowski (USA)
Fourth Official: Jair Marrufo (USA)
24 August 2011
Toronto FC – FC Dallas
Referee: Javier Santos (PUR)
Assistant Referee 1: Antonio Lopez (PUR)
Assistant Referee 2: Dion Neil (TRI)
Fourth Official: Neal Brizan (TRI)
Metapan – Santos Laguna
Referee: Raymond Bogle (JAM)
Assistant Referee 1: Ricardo Morgan (JAM)
Assistant Referee 2: Kedlee Powell (JAM)
Fourth Official: Valdin Legister (JAM)
25 August 2011
Tauro – Pumas UNAM
Referee: Mauricio Navarro (CAN)
Assistant Referee 1: Phillipe Briere (CAN)
Assistant Referee 2: Daniel Belleau (CAN)
Fourth Official: David Gantar (CAN)
LA Galaxy – Alajuelense
Referee: Marco Rodriguez (MEX)
Assistant Referee 1: Jose Camargo (MEX)
Assistant Referee 2: Alberto Morin (MEX)
Fourth Official: Mauricio Morales (MEX)
Morelia – Motagua
Referee: Elmer Bonilla (SLV)
Assistant Referee 1: William Torres (SLV)
Assistant Referee 2: Juan Zumba (SLV)
Fourth Official: Ruben Medrano (SLV)
