Emelec – San Martin
Assistant Referee 1: Diego Bonfa (ARG)
Assistant Referee 2: Ernesto Uziaga (ARG)
Fourth Official: Daniel Salazar (ECU)
Union Comercio – Envigado
Referee: Diego Lara (ECU)
Assistant Referee 1: Byron Romero (ECU)
Assistant Referee 2: Douglas Bustamante (ECU)
Fourth Official: Miguel Santivanez (PER)
Deportes Iquique – Nacional
Referee: Enrique Caceres (PAR)
Assistant Referee 1: Carlos Caceres (PAR)
Assistant Referee 2: Cesar Franco (PAR)
Fourth Official: Jorge Osorio (CHI)
Gremio – Coritiba
Referee: Ricardo Marques (BRA)
Assistant Referee 1: Marcio Santiago (BRA)
Assistant Referee 2: Carlos Berkenbrock (BRA)
Fourth Official: Leandro Vuaden (BRA)
Tolima – CD Lara
Referee: Henry Gambetta (PER)
Assistant Referee 1: Jorge Hurtado (PER)
Assistant Referee 2: Braulio Cornejo (PER)
Fourth Official: Juan Restrepo (COL)
1 August 2012
Deportivo Quito – Leon Huanuco
Referee: Jose Buitrago (COL)
Assistant Referee 1: Wilson Berrio (COL)
Assistant Referee 2: Alexander Guzman (COL)
Fourth Official: Roddy Zambrano (ECU)
Goianiense – Figueirense
Referee: Pericles Cortez (BRA)
Assistant Referee 1: Emerson Cavalho (BRA)
Assistant Referee 2: Marcelo Van Gasse (BRA)
Fourth Official: Paulo Oliveira (BRA)
Bahia – Sao Paulo
Referee: Marcelo Henrique (BRA)
Assistant Referee 1: Dibert Pedrosa (BRA)
Assistant Referee 2: Rodrigo Joia (BRA)
Fourth Official: Francisco Nascimento (BRA)
Palmeiras – Botafogo
Referee: Heber Lopes (BRA)
Assistant Referee 1: Roberto Braatz (BRA)
Assistant Referee 2: Altemir Hausmann (BRA)
Fourth Official: Wilson Seneme (BRA)
2 August 2012
Intigas – Millionarios
Referee: Omar Ponce (ECU)
Assistant Referee 1: Juan Cedeno (ECU)
Assistant Referee 2: Luis Alvarado (ECU)
Fourth Official: Manuel Garay (PER)
La Equidad – Mineiros
Referee: Georges Buckley (PER)
Assistant Referee 1: Jorge Yupanqui (PER)
Assistant Referee 2: Raul Lopez Cruz (PER)
Fourth Official: Luis Sanchez (COL)
Monagas – Liga De Loja
Referee: Imer Machado (COL)
Assistant Referee 1: Abraham Gonzalez (COL)
Assistant Referee 2: Wilmar Navarro (COL)
Fourth Official: Mayker Gomez (VEN)
Blooming – Catolica
Referee: Julio Quintana (PAR)
Assistant Referee 1: Dario Gaona (PAR)
Assistant Referee 2: Hugo Martinez (PAR)
Fourth Official: Joaquin Antequera (BOL)
