#UndergroundTraining

Your Premier Montessori Martial Arts Experience - Online or in Jacksonville

Welcome to the UndergrounD

Experience the world’s first Montessori Martial Arts Academy with UndergrounD Fitness and Self-Defense. Our innovative curriculum integrates martial arts with self-defense techniques, tailored for students from age 3 and up. With two locations in Jacksonville, FL, we offer both in-person and online classes to fit your schedule.

The Masters

Meet Jacksonville’s Renowned Martial Arts Instructors – Master Christopher Williams (left) and Master Benjamin LaMasters (right)! With 50 years of combined expertise, Masters Williams and LaMasters are committed to imparting their extensive knowledge and fervor for martial arts. Join our community and experience the transformative journey of martial arts under their guidance.

STRENGTH & MOBILITY

Our classes are all great for increasing strength and mobility with fun and engaging exercise.

DISCIPLINE & FOCUS

Our martial arts family strives to instill discipline and focus in every student and in every lesson.

MISSION

Our Montessori methods are meant to ensure any student, at any age and any skill level can learn what our masters have to teach.

VISION

We see a future where our students will have trained their mind, body and character to work together to accomplish their goals.

FIRST WEEK FREE

$100 VALUE

The best time to start is now!

Our Classes