ABOUT US
Our values is to teach Tae Kwon Do students Geukgi (self-overcoming) and Hongik (humanitarianism).
Grandmaster
Sung Chan Chang
장 승 찬
Founder
Grandmaster
Joon Chi
지 귀 준
Co-Founder
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Born and Trained in South Korea
Yong-In University, South Korea
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B.S. in Physical Education (Taekwondo & Yong-Moodo)
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M.B.A. in Sports Management
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Certification in 2nd Class Chiropractic & Physical Therapy
Kukkiwon World Taekwondo Organization, South Korea
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Sparring Referee Certification in Taekwondo
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7th Degree Black Belt Taekwondo & Yong-Moodo
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4th Degree Black Belt Kickboxing
Martial Arts Experience
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YIMJIN Martial Arts Grandmaster
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Tae Kwon Do & Yong-Moodo Professor
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Competitive Sparring Coach & Referee
Awards & Achievements
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Competitive Sparring Gold Medalist
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Born and Trained in South Korea
Kukkiwon World Taekwondo Organization, South Korea
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8th Degree Black Belt Judo and Taekwondo
Martial Arts Experience
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Minnesota Taekwondo Association - Past President
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US Taekwondo Union - Past Vice Chair of Referee Committee
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International Referee for Judo and Taekwondo
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Olympic & Paralympic Referee for Judo and Taekwondo (US & Pan American)
Awards & Achievements
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Pan American Judo Union Hall of Fame
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NW Airlines President's Excellence
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International Olympic Committee Appreciation
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US Olympic Committee
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US Judo and World Taekwondo Federation
Memberships
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Sixth Ring Member of the US Olympic Committee
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US Judo Life Member and Referee Commission
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World Tae Kwon Do Federation
Instructors & Volunteers
Master
Yunseo Chang
장 윤 서
Instructor
Yuna Chang
장 윤 아
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4th Degree Black Belt in Taekwondo (Kukkiwon)
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15 years of Taekwondo experience
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1st Place Winner of the 2025 UCTKD Tournament in the Poomsae Division
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Judge at the 2025 UCTKD Tournament for the Color Belt Poomsae and Sparring Divisions
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Fluent in Korean and English
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Bachelor of Music in Piano Performance, University of Minnesota
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Master of Music (Piano Performance Candidate), University of Cincinnati - College-Conservatory of Music
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3rd Degree Black Belt Taekwondo (Kukkiwon)
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10 years of Taekwondo experience
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Fluent in Korean and English
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B.S. (Pre-Med and Chemical Engineer Candidate), University of Minnesota
Manager
Gisselle M. Niles
지셀 M. 나일스
Instructor
Marcus M. Niles
말 커 스 나 일 스
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3rd Degree Black Belt Taekwondo (Kukkiwon)
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8 years of Taekwondo experience
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Fluent in Spanish, French and English
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B.S. & B.A. (Sports Management/Marketing & Asian Studies Candidate), University of Minnesota
Leadership Team
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2nd Degree Black Belt Taekwondo (Kukkiwon)
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Fluent in Spanish
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B.A. in Accounting
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M.B.A. & M.S.L
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Paralegal Certified