Guillermo Tunas @ Challenger Mexico City

Marc-Andrea Huesler Juan Ignacio Londero Bernard Tomic Maxime Janvier Federico Gaio Nick Chappell Daniel Elahi Galan Juan Pablo Ficovich Luka Pavlovic Roberto Quiroz Benjamin Lock Facundo Arguello Pedja Krstin James Duckworth Antoine Bellier Nicolas Barrientos Nicolas Jarry Adrian Mannarino Andrea Basso Adrian Menendez-Maceiras Facundo Mena Pedro Sakamoto Gerald Melzer Goncalo Oliveira Mats Moraing Alessandro Giannessi Manuel Sanchez Marcelo Arevalo Ernesto Escobedo Yannick Hanfmann Zhizhen Zhang Alejandro Tabilo Strong Kirchheimer Carlos Berlocq Victor Estrella Burgos Joao Souza David Pichler Danilo Petrovic Stefano Napolitano Denis Istomin Evgeny Donskoy Viktor Durasovic Vasek Pospisil Mohamed Safwat Seong Chan Hong Tomas Lipovsek Puches Andrej Martin Bradley Mousley Gonzalo Lama Lucas Gomez