Gremio – LDU Quito
Referee: Jose Argote (VEN, photo)
Assistant Referee 1: Alberto Ponte (VEN)
Assistant Referee 2: Pablo Llarena (URU)
Fourth Official: Christian Ferreyra (URU)
VAR: Carlos Benitez (PAR)
AVAR: Rodney Aquino (PAR)
Referee Assessor: Paulo Conceicao (BRA)
VAR Observer: Juan Lugones (BOL)
Athletico Paranaense – America de Cali
Referee: Dario Herrera (ARG)
Assistant Referee 1: Ezequiel Brailovsky (ARG)
Assistant Referee 2: Gabriel Chade (ARG)
Fourth Official: Fernando Echenique (ARG)
VAR: Patricio Loustau (ARG)
AVAR: German Delfino (ARG)
Referee Assessor: Silvia Regina (BRA)
VAR Observer: Juan Cardellino (URU)
Arsenal – Sporting Cristal
Referee: Raphael Claus (BRA)
Assistant Referee 1: Rodrigo Correa (BRA)
Assistant Referee 2: Kleber Gil (BRA)
Fourth Official: Daniel Fedorczuk (URU)
VAR: Rafael Traci (BRA)
AVAR: Bruno Arleu (BRA)
Referee Assessor: Sabrina Lois (ARG)
VAR Observer: Carlos Pastorino (URU)
Red Bull Bragantino – Independiente Del Valle
Referee: Carlos Betancur (COL)
Assistant Referee 1: John Leon (COL)
Assistant Referee 2: Martin Soppi (URU)
Fourth Official: Angelo Hermosilla (CHI)
VAR: Esteban Ostojich (URU)
AVAR: Raul Orellana (CHI)
Referee Assessor: Regildenia Moura (BRA)
VAR Observer: Oscar Maldonado (BOL)
Libertad – Junior
Referee: Andres Matonte (URU)
Assistant Referee 1: Horacio Ferreiro (URU)
Assistant Referee 2: Andres Nievas (URU)
Fourth Official: Diego Riveiro (URU)
VAR: Juan Soto (VEN)
AVAR: Christian Lescano (ECU)
Referee Assessor: Amelio Andino (PAR)
VAR Observer: Francisco Mondria (CHI)
Independiente – Santos
Referee: Diego Haro (PER)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Edwar Saavedra (BOL)
Fourth Official: Gustavo Tejera (URU)
VAR: Victor Carrillo (PER)
AVAR: Gery Vargas (BOL)
Referee Assessor: Angel Sanchez (ARG)
VAR Observer: Cesar Mongrut (PER)
Penarol – Nacional
Referee: Anderson Daronco (BRA)
Assistant Referee 1: Marcelo Van Gasse (BRA)
Assistant Referee 2: Rafael Alves (BRA)
Fourth Official: Luiz Oliveira (BRA)
VAR: Rodolpho Toski (BRA)
AVAR: Braulio Machado (BRA)
Referee Assessor: Martin Vazquez (URU)
VAR Observer: Hector Baldassi (ARG)
Rosario Central – Deportivo Tachira
Referee: Daniel Fedorczuk (URU)
Assistant Referee 1: Jose Antelo (BOL)
Assistant Referee 2: Eduardo Cardozo (PAR)
Fourth Official: Rafael Traci (BRA)
VAR: Eber Aquino (PAR)
AVAR: Milciades Saldivar (PAR)
Referee Assessor: Gustavo Rossi (ARG)
VAR Observer: Luzmila Gonzalez (COL)