Coaches and Directors

Coaches and Directors
Coaching Staff
Brian Dangelmaier Program Director

MARS head coach with over 27 years of experience.  Former professor of biomechanics at the University of Texas at Arlington (UTA), and adjunct professor of exercise physiology at The University of North Texas, with more than 45 professional publications and presentations.  Author or co-author of three books covering topics of biomechanics and physiology of sport.  Coach of 2002 and 2004 High School National Champion and several Top 16 National Reportable swimmers.  Brian is also a licensed Expert Coach with USA Cycling for more than two decades.  Long time member of the Board of Trustees of the Texas Chapter of the American College of Sports Medicine (TACSM), Age Group Chairman of North Texas Swimming, and member of the Age Group Development Committee at USA Swimming. Brian was elected to the position of USA Swimming Southern Zone Age Group Chairman in 2008, and has served in many administrative roles within North Texas Swimmng.  Brian earned his Bachelor’s degree in Exercise Science at UTA, his Masters of Science degree from the University of North Texas, and is a doctoral candidate in biomechanics at Texas Woman’s University.  Brian is a full-time Arlington ISD swimming coach and teacher at Lamar High School.  Brian's phone number is 817-925-0505.

Shannon Gillespy Senior Assistant Coach


Coach Shannon has coached for over 30 years (5 with Team Orlando and 22 with Lakeside Aquatic Club and 6 with MARS).  Shannon is the Aquatics Director for Lewisville Independent School District. She has been the High School District and Region Coach of the Year numerous times, has coached TAGS and High School State Champions, and Olympic Trial Qualifiers.  Swimming competitively since age 8, she lettered at SMU and SW Texas State, where she received a BS in Education and MA in Recreational Business. She has served on the USA Swimming Board of Directors, has been TISCA president, and on the USA National team swimming staff (most recently at the 2012 London Olympics and 2013 Barcelona World Championships 2015 world championships in Austraila).  Coach Shannon is ASCA 3 certified andwas General Chair for North Texas Swimming.

DJ Henson Age Group Coach
Colton Wyatt Age Group Coach
Anja Dangelmaier Junior Coach
Kaity Henrietta Age Group Coach
Mauren Paul Age Group Coach
Rozalija Bataraga Junior Coach
Lauren McCreary Age Group Coach
Carleigh Spann Age Group Coach
Diana Gutierrez Age Group Coach
Peyton Hisel Age Group Coach
Medi Mellado Age Group Coach

Coach Medi is currently a student in the Kinesiology department at UTA.  She started swimming competitively at the age of five and continued her swimming career into college where she swam at Ouachita Baptist University. According to Coach Medi she has been lucky to have some amazing teammates and coaches along the way who have inspired her, and she looks forward to bringing her positive experiences to our swimmers as she helps them love the sport of swimming and make lifelong friends. 

Board of Directors