Personal Trainer2018-06-07T15:57:22+00:00

Meet The Trainers

Kristen Karhio Personal Trainer
Kristen KarhioCo-Founder & Director of Training, Personal Trainer
CSCS, SFG, Agatsu Kettlebell & Mobility, ELDOA, USAW SP1, FMS, B.A.

From a small town in upstate New York, Kris­ten began play­ing sports early on and worked her way to becom­ing the New York State Track and Field cham­pion in the pen­tathlon (2000, 2002). She went on to earn a track scholarship to San Diego State University where she competed as a Div-1 Heptathlete.
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Dan Bettcher
Dan BettcherCo-Founder & Director, Personal Trainer
RKC, CPT, PES, AFS, FMS, A.I.S. Therapist, M.S.

A veteran of 10+ years, Dan spent countless hours in the gym and competing in various athletic competitions. It wasn’t until he found kettlebells and Muay Thai that he figured out what being in shape really meant.
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Brittany van Schravendijk Personal Trainer
Brittany van SchravendijkHead Kettlebell Sport Coach, Personal Trainer
CSCS, USATF Level 1 Coach, B.S.

Brittany is a Certified Strength & Conditioning Specialist by the NSCA and a USA Track & Field Level 1 Coach. She is a Master of Sport in kettlebell lifting and has been competing since October 2012. She learned how to lift kettlebells at one of the top Kettlebell Sport gyms in the United States
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Chris Chamberlin Personal Trainer
Chris ChamberlinNFPT Master Trainer, Personal Trainer

Chris believes success in fitness is found by creating a healthy learning environment for both coach and trainee. We are not here to just get in a good workout, but rather to learn from what our body tells us and to train accordingly.
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Cobi Hopkins Personal Trainer
Cobi HopkinsACE Certified Personal Trainer

Cobi received his Bachelor’s degree from San Diego State University in Kinesiology. After years of endurance sports, Cobi challenged himself to improve his strength, and his passion for weightlifting grew into a career.
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Sharon Feldman General Manager
Sharon FeldmanGeneral Manager
B.S., M.S.

Sharon went from being a KOR member, to a part-time administrative assistant, to general manager. While working part-time at KOR, Sharon obtained her masters degree from USC in Consumer Psychology. After graduating, Sharon joined Team KOR full time as the General Manager. She fell in love with the gym, the staff, and of course – kettlebells!


We have awesome programs, great services, fun classes, individualized attention and so much more!