Karsten Williams is a Pro Athlete with Alpha Warrior and loves to work with kids and adults who are aspiring to be obstacle course competitors. In high school he was a top hurdler and 400m sprinter. Karsten is a 5 time competition on NBC's American Ninja Warrior and 4 time Las Vegas finalist.
Karsten will be competing again on NBC's 2017 season of American Ninja Warrior. Karsten was also the team captain of the "Fast Cats" on "Team Ninja Warrior", season 2, and a 2016 NBC American Ninja Warrior All-Stars Salmon Ladder Champion.