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Business Details
22 Years
experience
Certified Personal Training for Lasting Fitness Results
Precision Fitness was founded in 2004 by David Bernavich, a NASM-certified personal trainer with over 25 years of experience in health and fitness coaching. Our mission is to help individuals transform their lives through personalized fitness programs that emphasize proper mechanics, core strength, and nutritional optimization. We specialize in weight loss, body fat reduction, TRX training, kettlebell training, and sports-specific conditioning, tailoring workouts to meet each client's unique goals. With a focus on education and injury prevention, we instill safe exercise practices while improving posture, mobility, and overall well-being.

Our clients achieve faster results through cutting-edge, individualized training methods that combine resistance training, cardiovascular exercise, and core stability work. Operating primarily from FITSF in San Mateo, we offer in-home training options and have helped hundreds of clientsfrom beginners to athletesachieve lasting lifestyle changes. Our success is evidenced by transformative testimonials, including clients losing 100+ pounds and gaining unprecedented confidence. We prioritize accountability, mental clarity, and long-term fitness habits, ensuring clients maintain results beyond their training sessions.
Services
Personal Training Nutrition Programs TRX Training Kettlebell Training Core Strength & Flexibility Sports Performance Training
Details
  • Year established: 2004
Highlights and features
  • 25+ years of certified fitness coaching experience
  • NASM-certified trainers with proven methodologies
  • Personalized programs for weight loss and performance
  • Combines TRX, kettlebells, and core stability training
  • Clients report 100-200 lbs weight loss success
Associations and certifications
  • National Academy of Sports Medicine
What people say
Lost over 200 pounds Professionalism and dedication Never felt workout barriers Increased self-esteem Expert nutritional guidance
Services
Personal Training
Customized one-on-one training programs tailored to individual goals. Combines resistance training, cardiovascular exercise, and core stability work. Focuses on proper form to prevent injury while maximizing results. Clients receive personalized attention to improve strength, mobility, and overall health.
Nutrition Programs
Science-based nutrition guidance to complement fitness goals. Emphasizes proper fueling for workouts and recovery. Addresses metabolic needs through balanced meal planning. Helps clients develop sustainable eating habits for long-term weight management and energy optimization.
TRX Training
Dynamic resistance training using TRX suspension systems. Builds strength, balance, and flexibility simultaneously. Adaptable for all fitness levels, from beginners to athletes. Enhances core stability and functional movement patterns through bodyweight exercises.
Kettlebell Training
High-intensity kettlebell workouts for full-body strength development. Improves power, endurance, and coordination through ballistic movements. Focuses on proper technique for safe, effective fat-burning and muscle-building. Suitable for clients seeking metabolic conditioning and joint stability.
Sports Performance Training
Specialized programs for athletes aiming to enhance sport-specific skills. Combines speed, agility, and power training with injury prevention techniques. Focuses on movement efficiency and energy transfer optimization. Prepares athletes for competition through periodized training cycles and performance tracking.
People
David Bernavich
Certified Personal Trainer
NASM-certified trainer since 1998 with 25+ years experience. Former top-ranked trainer at national fitness centers. Specializes in weight loss, sports performance, and lifestyle transformation. Recognized 12 times as Northern California's top trainer. Developed Precision Fitness in 2004 to provide personalized coaching.
Questions
What training locations are available?
Primary training occurs at FITSF in San Mateo. In-home, outdoor, or other gym locations available by special arrangement.
Do you offer nutrition guidance?
Yes, we integrate science-based nutrition planning with all fitness programs to optimize results and develop sustainable eating habits.
What payment methods are accepted?
We accept PayPal, major credit cards, personal checks, and cash payments for all training packages.
Are there cancellation policies?
Yes, all sessions require 24-hour advance cancellation notice to avoid charges for missed appointments.
What fitness levels do you accommodate?
We train clients of all fitness levels, from complete beginners to advanced athletes, with customized program modifications.
How long are training sessions?
Sessions typically last 60 minutes, with program options available for 1-3 weekly sessions depending on client goals.