- AI products & agents
- Blockchain / DeFi
- Open-source contributions
- Media automation
WE AREGROUP TKA MARTIAL-ARTS
FAMILYTURNED BUILDERS
A worldwide team ofbuilders in software, AI,and real-world business
We build.Software and AI,connected to real-world businesses.
TEAM
+++++Group TK brings martial-arts discipline to software, AI and real-world business. Since 1982, one team, built on trust and service.
Grandmaster Wonik Yi, President, Group TK and World Tukong Moosul FederationView full leadership
Grandmaster Wonik YiPresident, Group TK and World Tukong Moosul FederationMoved to the United States at 12 with his father, a pastor, and grew up in New York. During university he gave up his U.S. citizenship and returned to Korea, volunteered for the ROK Army Special Warfare Command, and developed and spread the military martial art Tukong Moosul. In 1982 he first taught Tukong Moosul to civilians at a university in Texas. In 1986 he founded the World Tukong Moosul Federation, which he still leads alongside GROUP TK. He has published 16 books and has also worked in Hollywood film.
Cleopatra ChoiCo-FounderCEO of BAT MASK. As actress Choi Sun-A, one of South Korea's most popular actresses of the 1980s, known for Flower Ring, Jang Nok-Soo, Southern Cross and I Only Love You. She won the 22nd Baeksang Arts Awards for Flower Ring.
Edward YiCEO, Rock'n'Block
Jun YiCSO, Group TK
Ali BrownCo-Founder, Head of USA8th dan. President and Head Instructor of Tukong Austin in Austin, Texas, the federation's current U.S. headquarters.
Peter ChoiCOO, Group TK
J.J. KimExecutive Vice President
Michael StuderInternational Investment Advisor
Vikram DoddiInternational Business Advisor
Beverly SchulzeInternational Marketing Manager
Bruce FaulconerPromotion Advisor
Rohit DubeyMarketing Manager
BRANDS
Seoul · Austin · Dallas · Dubai






- Coffee Della

- BlackShield

- BTS Coffee
- HeadlineReport


- Coffee Della

- BlackShield

- BTS Coffee
- HeadlineReport




PROOF, NOT PROMISES. WE REALLY BUILD.
8
10
Products we built and businesses we run.
- Tukong Moosul education
- Executive protection (BlackShield)
- Smart farming (MicroTuber)
- Community service
- Lions Gate Energy
- Texas production assets
- Long-term operations
- SUNHA Cell skincare
- Coffee Della
- Booxter
- BAT MASK · StarZum
