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(423) 408-8260
1133 N Eastman Rd Kingsport, TN 37664
Brian Duncan

Brian Duncan

Coach, Founder

Dr. Brian Duncan has been training in martial arts for 3 decades. He currently holds a 5th degree black belt in SGC Karate & Kickboxing and a purple belt in BJJ. Coach Brian also has a 2nd degree black belt in Koei-Kan Karate and a black belt in Wing Chun.

Tom Clerici

Tom Clerici

Coach, Co-owner

Tom Clerici is a BJJ brown belt having trained under Professor Steven Bongiorno, Professor Jay Regalbuto, and Professor Chris Massie. He has prepared world-class competitors for ADCC World Championships and Trials, IBJJF World and Pan Championships, EBI Invitationals and many local and national tournaments.

Kailey Duncan

Kailey Duncan

Coach, Women's Instructor

Kailey Duncan is a BJJ Blue Belt and the head coach for our “Women’s Introductory Self-Defense Course” and an assistant coach for our Kids BJJ classes.