


At Grizzly Gym, every member of our staff of instructors is both fully certified to teach, and additionally has significant in-ring experience. Most of our instructors have held national championships; the head instructor has competed more than 170 times in over a dozen countries around the world. And the difference that level of experience makes in the instruction you receive is priceless. There is just no substitute for that amount of "hands-on" knowledge!
Grizzly Gym is the only Muay Thai school in Kingston formally recognized by the World Muaythai Council in Thailand. Grizzly Gym's head instructor Mike Martelle is the only certified Bramajarn (Master Instructor) in Kingston...
more >>Grizzly Gym is by far the most successful BJJ competition team in Kingston's history! Whether for competition or self-defence, come learn from the experts.
Mike Martelle is currently an IBJJF-certified brown belt in Brazilian Jiu-Jitsu, and the highest-ranking BJJ Instructor in the Kingston area. We are affiliated with Japan's Purebred Omiya team under retired MMA superstar and BJJ black belt Enson Inoue...
more >> Grizzly Gym is proud to be the sole Canadian representative of SAW and it's fellow organization, The All-Japan Joint Technique Federation. Founded in the 1980s by legendary submission wrestler Hidetaka Aso, SAW is a Japanese hybrid style of grappling that incorporates all manner of throws, pins, and submission holds...
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Our system of Northern Shaolin consists of elementary techniques, or "postures", which form the basis of the 33 primary empty-handed techniques, which are called "seeds". These in turn are the basis of the "Forms", which are choreographed sequences of seeds...
more >> Mixed Martial Arts (or MMA) is a full-contact combat sport previous known under various monikers, such as "Cage Fighting", "Vale Tudo" and "No-Holds-Barred". It is most commonly associated with the highly successful Ultimate Fighting Championship (UFC) events seen on television and pay-per-view throughout the world...
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There are four major sub-styles of Tai Chi; ours, the Yang style, consists of 44 basic movements (called "seeds") as well as "The Long Form" - a choreographed sequence of the basic movements taking approximately 20 minutes to complete. There are also 4 shorter Forms.
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