511 Bay Isles Parkway   |   Longboat Key,  FL  34228   |   941.383.3488


Petar is developer, owner and one of the trainers at Longboat Key Fitness. A former Olympic athlete from Serbia, he has been a premier fitness trainer since 2000. A certified personal trainer thru ACE (American Council on Exercise) and Sports Technology Specialist, Petar has a Bachelor’s Degree in Sports Technology Training. Capitalizing on his energetic entrepreneurial drive, he developed the Longboat Key Fitness Studio concept based on his own high achieving training style. Petar's program carefully promotes health and an extended healthy life style, avoiding strain and injury. With a warm and friendly approach, Petar develops special personal relationships with his clients. He enjoys educating them toward a full understanding of the purpose of each exercise enabling his clients to do the exercises on their own. Every program is highly personalized. Petar is married and the father of two beautiful boys.
Stacy Keck is a Kansas girl living the dream in Florida with her dogs. She earned a Bachelors of Science degree specializing in Kinesiology from Kansas State University. She has been in the fitness field since she was 18 personal training and teaching group fitness classes. Stacy is a kind, driven individual who has never meet a stranger. Her gentle yet effective approach to fitness keeps things manageable and fun. Stacy treats her clients like family while leading them on their fitness journey. Her moto is "the greatest wealth is health."
Fitness and nutrition are essential components of Heather’s life; therefore, helping clients achieve their personal fitness goals is what she finds most rewarding. Heather has a Bachelor’s Degree in Exercise Physiology and is a certified personal trainer through American Council on Exercise.
She believes that focusing on balance, core, strength and flexibility are key components in helping an individual avoid injury, maintain strength and enjoy an improved quality of life. In addition to training, Heather has spent many years working as an exercise physiologist in cardiac, pulmonary and outpatient rehabilitation.
Heather’s passion lies in creating customized workouts for clients of all ages and fitness levels. Her workouts are innovative and challenging yet safe and effective, thus ensuring personal fitness goals are achieved.
Coming soon
Bryant Anderson is both a Licensed Massage Therapist and an ACE Certified Personal Trainer.

Bryant's passion is taking a client's body and bringing it back into symmetry through a combination of
stretching, massage and strength training. This systematic approach improves posture while increasing range of motion
and nerve conduction.

A massage therapist for six years and a personal trainer for four years, Bryant loves what he does and finds
great personal satisfaction in seeing his clients quality of life improve on a daily basis.

Bryant likes riding his bike, doing yoga and rock climbing. He is an advocate of healthy eating and keeping the
body hydrated.


Karen is certified by the American Council on Exercise as a Personal Trainer & Group Fitness Instructor. She is also certified by Peak Pilates (classic Pilates) Level I,II,& III, Im=x Pilates(a hybrid of Pilates & the Alexander technique), Active Isolated Stretch Technician, Urban Rebounding, Reebok Core Pilates, among others.

She utilizes her varied teachings to creatively challenge clients to attain their goals in programs that stay fresh.

“Work your body, improve your mind!” (Her motto for herself and her clients).

Kathleen is a Registered Nurse who has been active in the fitness industry for over 25 years. She is certified in personal training and group fitness instruction. Kathleen enjoys a challenge and excels in balance training. She believes that it is never too late or too early for improvement in your balance, strength, and flexibility. Kathleen also encourages fitness to be fun.
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