
Shay and Barry Kostabi
Founders of Fitness Career Mastery, Business Consultants
Shay and Barry are the founders of Fitness Career Mastery, a career development platform for fitness creators and entrepreneurs who want to build successful, heart-led businesses and epic experiences for the clients they were meant to serve with confidence and competence. With two decades of experience under their mic pack belts, and backgrounds in sports, arts and entertainment, this duo brings a unique perspective to the fitness industry. They’ve helped 100’s of studios and 1000’s of instructors internationally, master their careers in fitness and create deep, life-changing impact on the lives of those they serve.
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Save time and simplify operations — Manage bookings, payments, and staff in one easy-to-use platform.
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Attract more clients — Get found online and turn interest into bookings with a custom website and built-in marketing tools.
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Build relationships that last — Turn one-time visitors into loyal regulars with a branded client app and built-in rewards.
My business grew 488% since switching to WellnessLiving. And I get to go back to what I love. I’m not stuck in the weeds anymore.

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