Silver Circle Sports Events is a full-service event promotion and race management organization producing SummitFest, Wisconsin Trail Assail Running Series, 102.9 The HOG'S 'Stache Dash and Dirty Dog Mud Runs among other events like the Frostbite Scramble, Lake Country Halloween Dodgeball, Last Call, Dusk Dash and Fiesta Cancun Burrito Biathlon. All events are created under the guidance of experienced athletes and instructors with the goal of creating first-class, memorable and safe experiences.