Naples, Florida has no shortage of talented fitness professionals, but finding the right coach can make all the difference in achieving your goals. Whether you’re looking to lose weight, build muscle, rehabilitate an injury, or simply improve your overall health, working with one of the best personal trainers in Naples FL ensures you’ll receive knowledgeable guidance, tailored programming, and the motivation needed to succeed.

To determine our rankings, we evaluated each trainer based on three core criteria:

1. Experience – Years in the industry, work with diverse client populations, and real-world success stories.
2. Client Reviews – Verified testimonials, star ratings on Google/other platforms, and demonstrated results.
3. Certifications & Education – Accredited personal training credentials (NASM, ACE, NSCA, ACSM, etc.), specialty certifications, and any advanced degrees in exercise science or related fields.

Below, you’ll find our inverted list—from fifth to first—of Naples’s top fitness coaches. Each entry includes a brief bio, their specializations, and full contact details so you can reach out directly.

5. Dr. Gene Giamarino – Florida Personal Training (Naples Studio)

Business: Florida Personal Training – Naples Studio
Website: floridapersonaltraining.com/naples
Contact: (239) 597-2370; [Use website form for email]

Dr. Gene Giamarino brings a unique blend of medical expertise and fitness coaching to Florida Personal Training’s Naples location. As a Doctor of Physical Therapy (DPT), he’s also a Certified Athletic Trainer (ATC), NSCA Certified Strength & Conditioning Specialist (CSCS), and a Level 3 Certified Golf Fitness Instructor (CGFI-MPS). Giamarino’s advanced understanding of anatomy and rehabilitation makes him especially valuable for those coming off injuries, athletes seeking performance gains, and seniors aiming for safe, effective workouts. His clients praise his ability to blend corrective exercises with strength training, ensuring both longevity and functional fitness.

4. Stephen I. – Fitness Together Naples

Business: Fitness Together Naples
Website: fitnesstogether.com/naples
Contact: (239) 263-9348; (stop by the studio for email details)

With over 15 years of experience and a bachelor’s degree in Human Performance from Florida Gulf Coast University, Stephen I. leads Fitness Together Naples with a science-based approach. He holds ACE Certified Personal Trainer credentials and NSCA-CSCS certification, specializing in functional movement, core stability, and balance training. Stephen’s background as a collegiate athlete and triathlete informs his holistic programming style—clients consistently report improved mobility, reduced pain, and better athletic performance under his guidance. The private suites at Fitness Together Naples allow him to deliver highly personalized one-on-one sessions.

3. Angela Gagauf – Fifty Plus Personal Training

Business: Fifty Plus Personal Training LLC
Website: fiftypluspersonaltraining.com
Contact: (239) 344-7738; [email protected]

Angela Gagauf is an ACSM Medical Exercise Specialist (MES) and ACSM Certified Personal Trainer, focusing exclusively on clients over the age of 50. Her extensive credentials also include ACSM Certified Personal Exercise Professional (CPEP). Gagauf’s mission is to help baby boomers achieve sustainable health, weight-loss, and vitality. She customizes programs around each client’s medical history, fitness level, and goals—training either in-home or at nearby community centers for maximum convenience. Her clientele frequently praises her empathy, patience, and ability to demystify complex exercises, making her one of Naples’s top trainers for healthy aging.

2. Nino Magaddino – Max Flex Fitness

Business: Max Flex Fitness
Website: maxflexfitness.com
Contact: (239) 287-4558; [email protected]

Nino Magaddino is an NASM Master Trainer and Precision Nutrition Level 1 Coach who has firmly established Max Flex Fitness as one of Naples’s premier studios. With additional qualifications as a Certified Spin Instructor, Nino has over a decade of experience delivering personalized coaching to both individual clients and corporate wellness groups. He emphasizes functional movement, balanced nutrition, and sustainable lifestyles—clients consistently report improved body composition, energy levels, and long-term adherence. Magaddino’s leadership has earned Max Flex Fitness multiple local awards, and his hands-on approach ensures every session is goal-driven and motivating.

1. John Williams – Galaxy Fit Lab

Business: Galaxy Fit Lab
Website: galaxyfitlab.com
Contact: (239) 860-5929; john@galaxyfitlab.com

Rounding out our list at number one is John Williams, owner and head coach at Galaxy Fit Lab in North Naples. John holds a degree in Exercise Science, multiple advanced certifications, and has more than 10 years of experience training a diverse clientele—ranging from injury rehabilitation and older adults to competitive athletes. His boutique studio model delivers fully personalized programming, combining strength training, metabolic conditioning, and nutrition guidance. John’s clients consistently praise his results-oriented mindset, attention to form, and ability to push them beyond their perceived limits. If you’re seeking one of the best personal trainers in Naples FL—with a proven track record and a community-focused atmosphere—Galaxy Fit Lab is the place to start.