Brenann's rhythmic gymnastics career began at age 5 when she couldn't keep quiet in ballet class. For the next 15 years, the gym was Brenann's second home. Ranking nationally at age 10 and achieving elite status at 11, Brenann earned the USA Junior National Championship title at age 13 and is a 7-time USA National Team member. Brenann competed for the United States in international competition all over the world, including the World Championships in Baku, Azerbaijan.