With over a decade of experience in personal training and group fitness, Justin Flexen is on a mission to make fitness fun, effective, and accessible to all. As the founder of Flexen Fitness, he specializes in cycling, strength training, HIIT, and Pilates, helping people of all levels rediscover—or fall in love with—movement.
Justin's passion for health, wellness, and inclusivity shines through in every class he teaches. He believes fitness should be empowering for every body, promoting body positivity and a strong sense of community in every space he leads.
A familiar face in the industry, Justin has been featured on Good Morning America, The Today Show, and Fox 5 NY. With years of on-camera experience, he’s also been a featured trainer on leading at-home platforms, including Crunch Live!, Flywheel On Demand, MYX Fitness, OpenFit, and BODi (formerly Beachbody).
Whether you're stepping into your first workout or pushing past plateaus, Justin’s dynamic energy and expert coaching will keep you moving, motivated, and coming back for more.
Welcome to Flexen Fitness! Where strength, sweat, and community come together.
