1418 Manoa Rd. Wynnewood, PA 19096 610-649-4900

Trainers

Michelle Collier

Performance Fitness owner and senior trainer Michelle Collier started exercising as part of her own weight loss program well over a decade ago. Through dedication and hard work, she transformed not only her body but her life, ultimately inspiring her to share her love of health and fitness with others. Her biggest motivators to stay…

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Helen DeHaven

Helen DeHaven loves how fitness improves her outlook on life. She says the biggest motivator to staying fit and healthy is the feeling she has when she’s exercising and eating right. “I have more energy, feel more positive, and am better equipped to take on whatever comes my way.” Helen has been a trainer for…

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Marti Keegan

Marti Keegan started working at Performance Fitness in 2011 as a behind-the-scenes administrative goddess. A regular boot camper since 2009, Marti liked the changes she was seeing in her fitness level and physique. She also developed a close camaraderie with her fellow campers and instructors and soon made it her goal to become a trainer.…

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Sandi Kirschner

Skinny jeans aren’t Sandi Kirschner’s only motivator to stay fit. Feeling energized and strong, and keeping her body healthy, so she can age gracefully are just about as important. Maybe even a little more. Sandi is certified with the Aerobics and Fitness Association of America and has worked as a personal trainer and group fitness…

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Elise Miller

Elise Miller began her personal training career as a Performance Fitness client in 2011. Boot camp and Kettlebell classes were the perfect fit for Elise’s goals—and her sense of humor. Before she knew it, she was in love—not only with her results, but with the Performance Fitness community, and with training. Now, she is an…

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Brett Radwill

Brett Radwill has been training individual clients and teaching group fitness classes for over a year. He’s certified by Body Intensity and says that knowing how prevalent obesity is today keeps him motivated to stay fit. Brett believes that clients must find what motivates them and believe in themselves in order to be healthy for…

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Chris Rose

Chris Rose started at Performance Fitness as a boot camper, and then later as a kettlebell client. She saw her fitness level skyrocket as her physique became more banging and muscular. Within a year, she decided to become a personal fitness trainer, and received her certification from ASCM. Her biggest fitness inspiration is her kids.…

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Amira Warrick

Performance Fitness trainer Amira Warrick is dedicated to exercise, health, and sports. So much, in fact, that she earned her bachelor’s degree in exercise science, nutrition, and athletic coaching and is now pursuing a master’s degree at Drexel in sports management. Amira is dedicated to mentoring and coaching urban youth in Philadelphia. She also competed…

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