Katie Mackenzie is the co-owner, operator and head coach of GYMGUYZ Mid St. Louis County. She is a American College of Sports Medicine – Certified Exercise Physiologist (ACSM EP-C) and American Council on Exercise (ACE) Health Coach. Her passion has always been in fitness. In high school she took a weightlifting class, where shockingly, she was the only female. She attended the University of Missouri – Columbia where she received her Bachelors in Nutrition and Fitness. Following her undergrad she received her Masters in Exercise Physiology and in Sport and Exercise Behavior from Southern Illinois University – Edwardsville. She is passionate about meeting people where they are to achieve their health and fitness goals. Katie is enjoys living an active life and spending all of the time she can with her family.