In 2000, Joris made it to the Olympic Games in Sydney as a rower at the Olympic Games in Sydney in the light four coxless four. They eventually finished in eighth place. There is even a page on wikipedia about his rowing history.
Joris is a certified weightlifting trainer by the Dutch Weightlifting Association and coaches weightlifting hours at CrossFit Twente.
- CrossFit level II Trainer Course
- CrossFit level I Trainer Course
- Crossfit Mobility and Movement Course
- CrossFit Endurance Trainer Course (Aerobic Capacity)
- CrossFit Olympic Lifting Trainer Course level 1
- CrossFit Gymnastics Course
- CrossFit Kettlebell Trainer course
- CrossFit Powerlifting (conjugate methods) Trainer Course
- CrossFit Judge
- CrossFit Scaling Course
- CrossFit Rowing Trainer Course
- Eleiko Strength Coach Level 1