SENSEI JACK KRYSTEK
- Founder Krystek School of Self Defense 1968
- Judo 7th Degree Black belt
- Co/Founder Jiu-Jitsu Modern Style
- USA JUDO National Coach
- Dutch Marine Judo and Hand 2 Hand Combat instructor in Sorong (New Guinea).
- Professional Boxer
- Israeli Martial arts Black Belt
- Over 65 years’ experience in martial arts.
- N.D., PHD in holistic health
- 1959-62 Dutch Marine and Navy Judo Champion.
- 1965 2nd place NY Yudanshakai Judo Championships.
- 1965 Metropolitan A.A.U. Judo Champion.
- 1968 Retired from competition due to back injury
- 2002 Liberty Bell Championships 1st place 40yr div (64 yrs)
- 2002 Judo World Championships Bronze Medalist 60-65 div.
- 2003 Las Vegas International Masters Championships 1st place 60-64 div
- 2003 Starett city judo cup 3rd place senior div 18-30 (64 yrs)
- 2004 USA Judo Senior Nationals 2nd place 50yr div (64 yrs)
- 2010 USA Judo Senior Nationals 1st place 70-74 div
- 2010 Judo World championships Gold Medalist 70-74 div
- 2011 USA Judo Senior Nationals 2nd place 70-74 div
- 2014 Judo world championships Bronze Medalist 75+ div
Jack Johan Krystek
- Judo 2nd degree Black Belt
- Jiu-Jitsu Modern Style black Belt
- Renzo Gracie BJJ Brown Belt
- CT 707 Krav Maga instructor
- TFW Training for warriors level 2 Instructor
- USA JUDO regional Coach
- RFLX Combat Wrestling instructor
- Certified Israeli Self Defense, Ground Survival, Combat Fitness and Tactical Knife Fighting instructor.
- Currently training Muay Thai at Sitan Gym with legendary trainer Aziz Nahib and former Amateur world champion and current pro fighter Omar Ahmed. Training BJJ, MMA and submission grappling at RENZO GRACIE ACADEMY NYC with Jose Zed Chierghini and Luciano Cristovam
- Judo instructor / advisory board member
- Judo 4th degree black belt
- 38+ years in judo
- Former Irish national team member
- Represented Ireland at the 1987 World Judo Championships
- Certified CPR instructor
- Volunteer fire man 10+ years
- Asst. Judo Instructor
- Black Belt Judo
- Blue Belt BJJ
- Started with Krysteks at the age of 4
- Active Competitor