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Meet The Bayfitness Team

Our Team

Every coach on our team has an advanced degree in Exercise Science, Kinesiology, or a related health field—ensuring you’re guided by true experts.

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Kyle Mastropole

Education

  • Master of Science, Exercise and Nutrition Science, University of Tampa

  • Doctor of Education, Kinesiology, Concordia University St. Paul (in progress)

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Evan Coleman

Education

  • Master of Science, Exercise Physiology, University of South Florida

  • Master of Science, Applied Nutrition, University of New England (in progress)

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Jonathan Brinson

Education

  • Master of Education, Health & Physical Education, Valdosta State University

Meet Kyle Mastropole, MS, CSCS, EP

Service Area: Sonoma County

Kyle, founder of The Bay Fitness, brings over a decade of hands-on experience in personal training, strength and conditioning, rehabilitation, and sport science. He has worked with a wide range of clients; from everyday individuals recovering from hip replacements, knee surgeries, and managing osteoporosis, to elite athletes who have won national championships and even played in the Super Bowl.

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Kyle’s background includes coaching on over 50 sports teams and designing programs for clients of all ages and ability levels. His expertise is built into every custom program he creates from scratch for his clients, with specialties in strength and conditioning, older adults, injury recovery, and long-term performance.

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Whether you're rebuilding strength after surgery or optimizing athletic performance, Kyle’s programs are personalized, practical, and results-driven. He’s committed to creating a sustainable fitness plan that fits your lifestyle and helps you move, feel, and live better.

Education

  • Bachelor of Science, Exercise Science, Sacred Heart University

  • Master of Science, Exercise and Nutrition Science, University of Tampa

  • Doctor of Education, Kinesiology, Concordia University St. Paul (in progress)

Certifications

  • NSCA Certified Strength & Conditioning Specialist

  • RunDNA Certified Running Gait Analyst

  • ​NESTA Certified Biomechanics Specialist​

  • ACSM Certified Personal Trainer

  • NASM Senior Fitness Specialist

  • ACSM Certified Exercise Physiologist

  • ISSN Certified Sports Nutritionist

  • ​ACSM Exercise is Medicine Level II

  • NASM Women's Fitness Specialist

  • ASFA Certified Triathlon Coach

Work Experiences

  • Seton Hall Univerity

  • Sacred Heart University

  • Chamberlain High School

  • Youfit Health Clubs

  • University of Tampa

  • Future

  • Kutztown University

  • French American International High School

  • Kessler Institute for Rehabilitation

  • West Milford Physical Therapy Center

  • Medifit Corporate Services

  • Sonomarin Senior Fitness

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Meet Evan Coleman, MS, CSCS
Service Area: Marin County
Evan's professional fitness journey began almost a decade ago, and ever since, he has been on a mission to empower individuals to embrace a healthier and more active lifestyle. Whether they're beginners taking their first steps into fitness or experienced gym goers and runners looking to prepare for their next challenge, Evan is here to work with and support them every step of the way.

His approach to health and wellness is rooted in sustainability, combining customized programming and flexible nutrition through evidence-based application. Evan believes that fitness is not just about the physical work but also about building confidence, resilience, and a constructive mindset.

As a former competitive swimmer, Evan's journey with fitness began over 20 years ago. His time in competitive swimming led him to be recruited by Florida Southern College, where he completed his undergraduate degree in Exercise Science. It was at Florida Southern where he gained his first hands-on experiences with the strength and conditioning program and personal training through the campus wellness center. This exposure solidified his passion, leading him to further his education at the University of South Florida, where he completed his master's in Exercise Science with a concentration in Strength and Conditioning.​

Most recently, Evan worked for a fitness-tech company based in San Francisco as a performance coach, creating customized programs for hundreds of clients across the US as well as a handful of international individuals. 

Whether individuals are aiming for weight loss, muscle gain, athletic performance, or general well-being, Evan is here to help them develop a sustainable path towards success!

Education

  • Bachelor of Science, Exercise Science Florida Southern College

  • Master of Science, Exercise Physiology, University of South Florida

  • Master of Science, Applied Nutrition, University of New England (in progress)

Certifications

  • NSCA Certified Strength & Conditioning Specialist

  • NSCA Certified Personal Trainer

  • NASM Certified Senior Fitness Specialist

Work Experiences

  • Future

  • Legion Transformation Center

  • SonoMarin Senior Fitness

  • Lakeland Regional Health

  • Florida Southern College

  • University of South Florida

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Meet Jonathan Brinson, MEd, CSCS
Service Area: Virtual Training

Coach Jonathan Brinson is a Certified Strength and Conditioning Specialist with a rich educational background, holding a Master’s in Health and Physical Education and a Bachelor's in Exercise Science. He specializes in creating personalized training plans that achieve actual results, whether your goal is to improve athletic performance or enhance your general fitness. Coach Jonathan will be heading our Virtual Personal Training offerings.

 

With a proven track record from managing a team of performance coaches at Future, where his leadership significantly improved client engagement and results, to hands-on coaching roles that span from collegiate sports teams at Purdue University and North Carolina State University to the Chinese Olympic Committee, Jonathan's approach is both science-based and client-focused. He has a unique ability to navigate challenges, adapt to individual needs, and drive impressive outcomes, demonstrated by his contributions to the success of athletes and teams on an international scale.

 

Jonathan's services are designed for those who value professional expertise, personalized attention, and a commitment to excellence in their fitness journey. Whether you're an athlete aiming for the next level or someone looking to make a meaningful change in your health and fitness, Jonathan's tailored approach will help you reach your goals.

 

Embark on a journey of transformation with Coach Jonathan Brinson, where your fitness goals are within reach

Education

  • Bachelor of Science, Exercise Science, University of Mount Olive

  • Master of Education, Health & Physical Education, Valdosta State University

Certifications

  • NSCA Certified Strength & Conditioning Specialist

Work Experiences

  • Chinese Olympic Committee

  • Purdue University

  • North Carolina State University

  • Future

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