JAB Fitness Training
30-minute boxing fitness workouts with hands-on coaching in Naperville.
630-978-2522
Why Choose Our Naperville Boxing Gym?

Gym Floor – Ready for Training
Our Naperville gym floor includes 7 leather heavy bags, 10 leather speed bags in multiple sizes and a leather double-end bag, with room to move through each workout.

Speed Bag Training
Practice rhythm, timing, coordination and shoulder endurance with a row of leather speed bags in multiple sizes.

Weight Room – Strength Training
Use the Parabody weight system, squat rack, leg machines, pulldown and row equipment, pull-up and dip tower, and dumbbells to support strength and boxing fitness.


Joe Cassano
Membership & Personal Training
Choose from membership options or private training sessions. View the Pricing & Hours page or call Joe to get started.
Meet Joe
Joe Cassano is the owner and hands-on coach at JAB Fitness Training. Since 2005, JAB has offered boxing fitness in a supportive, no-nonsense Naperville gym.
What Members Say
“Joe is a big part of my success.”
“He stays by your side teaching and training.”
“Everyone here is like family.”