Newmarket and surrounding areas in York Region. Fitness Newmarket and surrounding areas in York Region. Fitness Search | Advanced Search | New Members | Coupons and Discounts | All Categories Sort alphabetically by... Name City Orangetheory Fitness Newmarket - Aurora _ 5 - 16880 Yonge St.Newmarket, ON L3Y 0A3 Joe Derochie (289) 807-3888 We offer heart-rate based interval training with a personal coach. We target specific heart-rates zones to maximize fitness results unique to each individual. We pride ourselves on our ability to cater to both beginners and fitness enthusiasts. Learn More | Visit Site | View on Google Maps Matrix of Motion Fitness Studios Limited _ 1110 Stellar Dr.Newmarket, ON L3Y7B7 Greg Moulton (905) 235-7665 Learn More | Visit Site | View on Google Maps KLH Fitness _ 244 Main Street Newmarket , ON L3Y 3Z5 Kathleen Heath (905) 751-8651 Learn More | Visit Site | View on Google Maps If your business isn't here, contact us today to get listed!