 On March 15, 2016 Vercollone scored in a 4–0 preseason win against Ventura County Fusion.On October 15, 2018, following the conclusion of his fourth season with the Colorado Springs Switchbacks, Vercollone announced his retirement from professional soccer in an exclusive interview with Last Word on Soccer's Mark Turner.Vercollone concluded his career in Colorado Springs being the first player to represent the club more than 100 times, and leading all-time assists and goal scoring (28 goals, all competitions).