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Owner

Spero
Mantzavrakos

Spero Mantzavrakos is a certified expert in the field of sports specific training, with over 30 years of experience. Spero focuses his craft in the areas of speed, strength, mobility, and endurance. Spero has worked and consulted for hundreds of professional athletes and organizations in the NHL, KHL, OHL, NFL, CFL, NCAA, MLB, MLS, and UFC. Athletes trained range from youth, high school students, to All Stars in almost every major professional sport.
Trainer

Mason
Mantzavrakos

Mason Mantzavrakos is a certified sports trainer who works under the tutelage of his father in their family business. Mason was a high-level hockey player who played Jr. B, Jr A, with a short stint in Sweden as a professional before having to stop playing due to hip impingement syndrome. Mason brings a wealth of knowledge as a high-level competitor.

Trainer

Payton
Serraglio

Payton Serraglio is a performance coach and elite athlete on Team Canada’s track and field team, specializing in pole vault. With a strong background in Olympic weightlifting and CrossFit, she brings years of hands-on experience in strength training, movement, and sport-specific coaching. Payton has worked with athletes of all levels and uses what she’s learned as both a coach and high-level athlete to help others improve. Her coaching philosophy focuses on building strong fundamentals, teaching proper technique, and supporting athletes in reaching their full potential. Payton is currently studying Health and Medical Science at the University of Miami, where she continues to pursue excellence on and off the field.