Our Trainers
Marty McDonough
Owner | Trainer
With over 50 years of experience as both a fighter and trainer, Marty McDonough brings unmatched knowledge, discipline, and authenticity to TMX Boxing & Fitness.
A former Golden Gloves competitor and National Master Boxing Champion, Marty is a USA Boxing Certified Coach and Licensed Professional Boxing Trainer. He specializes in private training, group classes, mitt work, and sparring, helping athletes of all levels build skill, confidence, and true boxing fundamentals.
Sarah McDonough
Owner | Trainer
Following in the footsteps of her father, Marty McDonough, Sarah combines over 15 years of experience in boxing, fitness, and nutrition with a passion for helping others achieve their goals.
An undefeated amateur boxer, Rocky Marciano Tournament Champion, Boston Marathon runner, and nationally qualified NPC Bikini competitor, Sarah is a USA Boxing Certified Coach and ACE & NESTA Certified Personal Trainer and Nutrition Coach.
She specializes in nutrition coaching, bootcamps, strength and conditioning, private training, mitt work, small group classes, and sparring.
Sarah also works closely with individuals living with Parkinson's disease, teens building confidence through fitness, and women navigating menopause, creating personalized programs that empower clients of all ages and abilities to become stronger, healthier, and more confident.
Chris Ryan
Trainer
With over 20 years of experience in fitness and boxing, Chris is a USA Boxing Certified Coach and CPR Certified. He specializes in mobility training, kettlebell training, strength and conditioning, private coaching, small group training, and boxing fundamentals.
Chris has been a participant in multiple charity boxing events, Chris is passionate about helping clients improve movement, prevent injury, and maximize long-term athletic performance while building strength and confidence both inside and outside the gym.
Laci Bumpus
Trainer
Laci is a USA Boxing Certified Coach, ISSA Certified Personal Trainer, and CPR Certified who is passionate about making boxing approachable for everyone. Whether you're stepping into the gym for the first time or looking to build confidence from the ground up, Laci creates a welcoming, supportive environment where every client can succeed.
Laci specializes in beginner boxing, youth training, strength and conditioning, small group training, private coaching, and one-on-one mitt work. Laci is especially passionate about helping women build lean muscle, increase strength, and gain confidence through weight training and boxing while creating sustainable, healthy results.
Billy Traft
Trainer
A two-time New England Golden Gloves Champion, Team USA member, and undefeated professional boxer with a 4–0 record under Marty McDonough, Billy brings true fighter experience and sharp technical knowledge to TMX Boxing & Fitness. He is a USA Boxing Certified Coach and CPR Certified.
Billy specializes in our youth classes, mitt work &, team training, helping clients develop real boxing skill, discipline, confidence, and a fighter’s mindset.
Shaun Kennedy
Trainer
With over 15 years of experience in fitness and boxing, Shaun is a USA Boxing Certified Coach and CPR Certified. A participant in multiple charity boxing events, he brings enthusiasm, energy, and a passion for helping others succeed.
Shaun specializes in kids classes, teen training, group fitness, and mitt work, creating a fun, supportive environment where athletes of all ages can build confidence, develop strong boxing fundamentals, and enjoy the training process.
Stevie McLaughlin
Trainer
With over 15 years of boxing experience and multiple competitive fights, Stevie is a USA Boxing Certified Coach and CPR Certified. He brings a technical, detail-oriented approach to every training session, helping clients build confidence through proper boxing fundamentals.
Stevie specializes in private coaching, mitt and paddle work, kids training, sparring, and strength and conditioning, working with athletes of all ages and experience levels to improve technique, performance, and overall fitness.
