GRANDMASTER BYUNG S YOO

7th Degree Kukkiwon Registered Black Belt
Grandmaster level is the elite top .05% of masters in the USA and the top 1% globally

World Taekwondo Federation Practitioner


Licensed World Taekwondo Federation International Poomse Referee

  1. Managing Director
  2. Managing Director
  3. Managing Director
  4. Managing Director
  5. Managing Director
  6. Managing Director

Licensed World Taekwondo Federation International Sparring Referee

  1. Managing Director
  2. Managing Director
  3. Managing Director
  4. Managing Director
  5. Managing Director

Certified USA Taekwondo Poomse Referee
Certified USA Taekwondo Sparring Referee

National Collegiate Taekwondo Association    Coaching Committee Vice-Chair 

2011 USA National Team Coach
China Games



2012 USA National Team Coach
South Korea Games



2015 USA National Team Coach
South Korea Games




7-time National Champion in Korea from 1986 to 1994 



Korean National Team Member: Competitions Europe & Mexico



  1. Managing Director
  2. Managing Director
  3. Managing Director
  4. Managing Director
  5. Managing Director
  6. Managing Director


SKKU University, South Korea Graduate:
Ivy League South Korean University
Taekwondo Team Captain




Taewoo Association Executive Member