Coach Michelle Brown – C.M.E.S, C.P.T, S.G.X.

Owner of Gumsaba & Gumsaba Custom Fitness

  • ACE Certified Medical Exercise Specialist
  • ACE Certified Personal Trainer
  • ACE Subject Matter Expert
  • Gumsaba Program Director
  • Wellness & Fitness Program Director at CytoSport/Muscle Milk Headquarters
  • 2016 Spartan SGX Certified Coach
  • TRX Level 2  Certification
  • Functional Patterns Practitioner
  • ACE HIIT Training Certification
  • SCW Cardio Kickboxing Certification
  • In-Trinity Certified Instructor
  • Certified Trigger Point Self Myofascial Release Instructor
  • SCW Primal Movement Specialist
  • SCW-SPRI Battle Ropes Certification
  • Kung Fu World Champion Kung Fu Fighter 2009
  • National Full Contact Kung Fu Champion 2001, 02, 09
  • 2nd Degree Kung Fu – Bok Fu Do Black Belt
  • 2016 Spartan Trifecta Tribe Member
  • 3X Tough Mudder Finisher
  • CPR/AED Certified
  • Owner of Hit With Power – Self Defense for Teens Girls & Women

Coach Michelle Brown has been helping her clients make their goals a reality since 1998. She is truly passionate about her company Gumsaba and spreading the joy of fitness for all. Michelle’s has 12 years experience training in Chinese Kung Fu and Kuoshu and has been a Certified personal trainer since 2001. She has traveled the globe competing against fighters of all styles and fought to win the World Kung Fu Tournament in Germany in 2009 and she currently teaches private Self Defense for Women for her company HIT WITH POWER. Michelle is a published wellness writer and currently writes motivational and technical information for the Gumsaba blog and is the fitness and wellness column writer at Alamo Today.

Michelle also enjoys Obstacle Course Racing, yoga, trail running, mountain biking, hiking, snowboarding and waterskiing, as well as and spending playtime with her family. She is passionate about helping animals, and has been a vegan athlete since 1999. Michelle and her husband Chad maintain a permaculture organic garden,  and love to cook awesome unprocessed, nutrient rich vegan food!


Coach Briana Christensen – C.P.T

Boot Camp Coach

  • NASM Certified Personal Trainer
  • Certified TRX Instructor
  • Level 1 CrossFit Trainer
  • Mobility Certified
  • CPR/AED Certified
  • Crossfit Regionals Competitor 2015, 2016
  • USA Level 1 Lifting Coach

Coach Joel Isaac – C.P.T.

Boot Camp Coach

  • NASM Certified Personal Trainer
  • Gumsaba Certified Group Trainer
  • High School Football Coach
  • AAU Basketball Coach
  • Multi-sport athlete: football, basketball & tennis
  • Tough Mudder finisher
  • 2X Collegiate Intramural Flag Football Champion
  • Tae Kwon Do, Kickboxing, MMA Training Expert
  • CPR/AED Certified


Coach Jentry Lee Hull – Certified Gumsaba Coach

Boot Camp Coach

  • Gumsaba Certified Trainer
  • Core Power Certified Yoga Instructor
  • Communication Degree, University of Colorado @ Boulder
  • Currently studying to become a Registered Dietitian – University of Alabama
  • CPR Certified
Coach Karen Silverman

Coach Karen Silverman – Certified Gumsaba Coach

Gumsaba Running Club Leader/Boot Camp Coach

  • Gumsaba Certified Instructor
  • 1st Degree Richard Lee Kung Fu Black Belt
  • Richard Lee Certified Black Belt Instructor
  • Tough Mudder Finisher
  • 3 time Half Marathon Finisher
  • LCSW, Licensed Clinical Social Worker
  • CPR/AED certified


Michelle Deane – M.A.

Gumsaba Hatha Yoga Instructor 

  • Gumsaba Yoga Instructor
  • Yoga Works Certified
  • M.A. Counseling Psychology JFK University
  • CPR/AED certified
Gumsaba Fitness Coach

Coach Carrie Waechter – Certified Gumsaba Coach

Boot Camp Coach

  • ACE Certified Personal Trainer
  • Gumsaba Certified Instructor
  • B.S. Finance, Leads School of Business, University of Colorado Boulder
  • CPR/AED certified
  • PT Medical Assistant
  • Sleepy Hollow Swim Team Board Representative 
  • Summited 10 of Colorado’s “14ers”


Jimmy Dever – P.T.

Gumsaba Boot Camp Instructor

  • Gumsaba Certified Instructor
  • Level 1 Crossfit Certified
  • B.A. Accounting Dixie State University
  • CPR/AED certified