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.

Suzanne Dangelmaier Director of Operations / Senior Coach

Suzanne is the MARS Director of Operations with more than 20 years of coaching experience and more than 12 years experience in many other areas of aquatics.  Suzanne is a American Red Cross Lifeguard Instructor, Water Safety Instructor and Certified Pool Operator.  She also has served as the Diversity and Inclusion Chair for the USAS Southern Zone and North Texas ' Swimming for 12 years, is the Executive Director of the MARS Foundation, and currently serves as the General Chair of North Texas Swimming, overseeing a 7400 member LSC including officals, coaches and athletes.  Suzanne earned her Bachelors of Science degree in Exercise Science from UTA and her Master’s Degree in Education, also at UTA. Suzanne works primarily with out triathletes and elite amateur swimmers.  Suzanne’s phone number is 214-793-4773.

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.

Megan Howard Age Group Coach
Matthew Kahlig Age Group Coach

Coach Matthew is new to our staff, but has been with our program for 12 years.  Coach Matthew has captained the Lamar HS swim team for two years, was a state qualifier, and has earned multiple medals at HS Regional Championships.  Matthew competed at the 2013 US Open Water Championships in the 5k in Fort Lauderdale.  He brings a fresh, active approach to coaching and is extremely enthusiastic in his work.

Caroline Culpepper Age Group Coach
Deneen Carter Age Group Coach
DJ Henson Age Group Coach
Board of Directors