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About Us



Kari Durco

Kari has been a fitness enthusiast throughout her life, playing basketball, volleyball, hockey and golf. She has been a group fitness instructor for 17 years. Kari received her Can-Fit-Pro Personal Trainer Certificate in 2001. She is passionate about health and physical activity and opened her own private studio in 2006. She put all of her experience and enthusiasm to use by co-creating K2fitness and launching Booty School in the summer of 2007.  Since then she has become certified on the TRX system and Bender Balls and also continues to instruct at Agoya Fitness Sarnia.  In 2015  Kari obtained her Real Estate license and has joined Remax Sarnia Realty Inc.


Kelly Donald

Kelly graduated from St. Mary’s University, Halifax N.S. in 1987 with a Bachelors degree in Commerce. Before children her passion was her horse, white water canoeing and biking. After the birth of her two boys she concentrated on Taekwondo and earned her First Degree Black Belt in 2005. She has received her Can-Fit-Pro Personal Trainer Certificate and is certified on the TRX system as well as Bender Balls. Combining her business background and passion for fitness Kelly co-created K2fitness with her business partner and friend Kari Durco.