Sophia Duncan
Junior Coach
Sophia Duncan has been training for 9 years. She has a yellow belt in BJJ and a purple belt in SGC Karate. She helps to coach the kids classes.
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.
