This is a black and white photo of a tattooed man and a tattooed woman grappling in the center of the gym. There is light flowing in from two windows and a small plant on a windowsill in the frame.

Learn Jiujitsu

welcome to Jade fortress martial arts. Let’s train!

We provide high quality martial arts instruction and training to beginner and experienced martial arts enthusiasts alike. We are proud to offer a clean, friendly, and safe training environment that welcomes all skill and athletic levels.

Our Practice
This is a close up black and white photo of two tattooed people grappling. One person has the other in a reverse body triangle position.

our offerings

A mostly ground based martial art that focuses on takedowns, gaining control positions, and applying submissions against an opponent that has the same goals.

Nogi jiujitsu

An ancient Chinese martial art and self defense system that emphasizes efficiency in close-range hand-to-hand combat.

ving tsun kung fu

A strength program that will increase your functional strength, physical stamina, and longevity on and off the mats.

strength

Mobility

A bespoke mobility program that will increase your range of motion, flexibility, and strength.

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The
Studio

We are proud to offer a clean, friendly, and safe training environment. Conveniently located in the heart of Williamsburg.

Try a class

your instructors

Barclay

Head BJJ and Ving Tsun Kung Fu Instructor

Barclay is the head BJJ and Ving tsun kung fu instructor at Jade fortress. he is a black belt in jiu jitsu and has trained martial arts for 20+ years.

Jiujitsu lineage
Renzo Gracie —> Daisuke Yamaji —> Matt Kaplan —> Barclay

BJJ and Fitness

Aisha

Aisha teaches our fitness classes and is a supporting BJJ instructor (AKA #1 uke). She is a Purple belt in jiu jitsu and has trained martial arts for over 15 years.

Learn jiujitsu

come in today

Leave us your Information And let us know when you would like to attend a session. See our schedule for available training times.