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Ross Valley CrossFit - Transform Your Fitness Journey
At Ross Valley CrossFit, we are dedicated to transforming lives through dynamic fitness programs and a supportive community. Founded on the principles of functional movement and high-intensity training, we have served San Anselmo for nearly two decades, combining expertise in CrossFit, nutrition, and personalized coaching. Our team of certified professionals prioritizes safety, inclusivity, and measurable results, fostering a tribe-like environment where members celebrate progress both inside and outside the gym. From foundational CrossFit classes to private training and youth programs, we tailor our approach to meet individual goals while nurturing lifelong health. Our commitment to innovation is reflected in data-driven protocols and cutting-edge tools like SugarWOD and Accubody scans, ensuring clients achieve optimal outcomes.

With over 30 years of combined coaching experience, we emphasize community-driven fitness through events, social gatherings, and peer support. Every service we offer, from our On-Ramp Program to monthly memberships, is designed to empower individuals to reach their full potential. We uphold transparency in pricing, flexible scheduling, and a no-pressure onboarding process, including discounted assessments and free community classes. Our reputation as Marin County's premier fitness destination is built on thousands of success stories and a relentless focus on client-centric care.
Services
CrossFit Classes Private Training CrossFit Kids On-Ramp Program Community Classes Fitness Assessments
Highlights and features
  • We offer 20+ years of CrossFit expertise with certified coaches.
  • Our inclusive community fosters lifelong friendships and accountability.
  • Data-driven programs guarantee measurable improvements in strength and endurance.
  • We provide personalized nutrition and mobility support for optimal results.
  • Flexible scheduling with early morning and weekend class options available.
What people say
Best shape ever Friendly and welcoming Family atmosphere Challenging workouts Supportive community
Services
CrossFit Classes
Our CrossFit classes combine weightlifting, gymnastics, and endurance exercises in daily changing workouts. Led by certified coaches, sessions emphasize proper form and scalability for all fitness levels. Members benefit from a supportive community environment that drives motivation and accountability.
Private Training
Personalized training plans tailored to individual goals, including mobility work and nutrition guidance. Sessions focus on accelerating progress through customized programming and direct feedback from experienced coaches. Ideal for beginners or athletes targeting specific performance metrics.
On-Ramp Program
A 3-week program preparing newcomers for group classes through skill sessions and body composition analysis. Includes unlimited classes, workout tracking tools, and community access. Designed to build confidence and foundational CrossFit techniques safely.
CrossFit Kids
Age-appropriate workouts developing strength, coordination, and confidence in children. Sessions focus on functional movements and teamwork in a fun, non-competitive setting. Builds physical literacy for sports participation or general well-being.
Community Classes
Monthly complimentary classes for first-time participants and experienced athletes. Offers a risk-free opportunity to experience our coaching style and community atmosphere. Limited spots require advance reservation.
People
Nick Pommier
Head Coach/Owner
With 15+ years of CrossFit coaching experience, Nick specializes in functional movement and strength development. He prioritizes injury prevention while helping clients achieve elite fitness milestones through personalized programming.
Stephanie St. Claire
Coach/Owner
Stephanie brings a holistic approach to fitness, integrating nutrition coaching and mobility work. Her expertise in scaling workouts ensures safe, effective training for all age groups and ability levels.
Javier Rodriguez
Coach
Javier focuses on Olympic weightlifting techniques and performance optimization. He combines sports science with practical coaching to improve athletes' power and precision in competitive settings.
Tony Sangiomino
Coach/Personal Trainer
Tony develops customized fitness plans for individual goals, from weight loss to athletic performance. His background in kinesiology informs injury rehabilitation and movement efficiency strategies.
Jack Russek
Coach/Personal Trainer
Jack specializes in mobility restoration and functional fitness for aging populations. He integrates corrective exercises with strength training to improve quality of life and physical independence.
Questions
What is CrossFit at Ross Valley like for beginners?
Our On-Ramp Program prepares newcomers with foundational skills before joining group classes. Coaches modify movements to match your current fitness level while ensuring proper technique.
Do you offer family or youth programs?
CrossFit Kids classes build physical confidence in children aged 5-12. Family members receive discounted rates on multiple memberships for household participation.
How do I start if I have prior CrossFit experience?
Experienced athletes can drop-in directly or schedule an assessment to integrate into our programming. We accommodate advanced lifters with specialized equipment and coaching.
What makes Ross Valley CrossFit different from gyms?
Our community-driven approach combines personalized coaching with social accountability. Members participate in group challenges, nutrition workshops, and monthly social events beyond regular workouts.
Are there flexible membership options?
We offer month-to-month memberships with no long-term contracts. Temporary hold options available for travel or medical leave without penalty.
How do assessments work for new members?
The 60-minute Initial Assessment evaluates mobility, strength, and fitness goals. Coaches create a personalized roadmap using these findings to guide your training progression.