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

Karate Instructors

Brian Duncan

Brian Duncan

Head 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.

Michael Dominguez

Coach Michael Dominguez is a military veteran with over a decade of martial arts experience and a lifelong commitment to disciplined training. His background reflects both technical depth and real-world toughness, shaped by years of service and high-level competition. He brings structure, intensity, and accountability to every class he leads.