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Business Details
15 Years
experience
Expert Personal Training & Gym in Chester
Established in 2011, S3 Fitness is Chester's original small group training gym and the first official TRX Qualified and Licensed Training Centre in the North West and Wales. Our founder, Ben Fildes, brings over 15 years of fitness industry experience, having trained personal trainers, physios, and elite athletes globally. We specialise in safe, effective functional training with bespoke programmes tailored to individual goals, combining expert coaching with cutting-edge recovery tools like Hyperice and Normatec.

Our 24/7 gym environment prioritises results-driven sessions while fostering a supportive community. With a proven track record in personal transformation and corporate team-building, we deliver measurable improvements in fitness, strength, and overall well-being.
Services
Personal Training Group Sessions Team Building Corporate Events Fitness Programs
Details
  • Year established: 2011
Highlights and features
  • First TRX Qualified Training Centre in North West & Wales
  • Founder Ben Fildes trains elite athletes and special forces globally
  • Bespoke programmes with Hyperice and Normatec recovery tools
  • 24/7 access to functional training facilities
  • Proven track record in personal transformation and team-building
Associations and certifications
  • TRX
What people say
Exceptional tailored service No egos at this gym Whole new family Fitter stronger Perfect way for all fitness levels
Services
Personal Training
Tailored fitness programmes delivered by TRX-certified Master Trainers. Sessions combine functional training with recovery technologies to improve strength, mobility, and performance. Clients receive nutrition tracking and heart rate monitoring for measurable results.
Group Sessions
Bespoke group workouts limited to three participants for personalised attention. Programmes focus on cardiovascular fitness, core conditioning, and injury prevention while maintaining a supportive community environment.
Team Building
Customised team development programmes featuring physical challenges and mindset workshops. Activities include adventure sports, problem-solving exercises, and resilience training to enhance workplace collaboration and leadership skills.
Fitness Assessments
Comprehensive evaluations including functional movement screens and body composition tests. These assessments form the foundation for personalised training programmes and track progress towards specific fitness goals.
Recovery Services
Access to Hyperice and Normatec recovery technologies for pain reduction and injury prevention. Integrated into training programmes to enhance recovery between sessions and improve overall performance.
People
Ben Fildes
Master Trainer & Founder
Over 15 years' fitness experience, TRX Senior Master Trainer, and former firefighter. Trained elite athletes globally and developed functional training programmes for special forces and emergency services.
Questions
What personal training packages do you offer?
We offer five packages from £40/month, including bespoke programmes, 24/7 gym access, and 1-3 weekly coaching sessions with recovery tools.
Are your trainers qualified?
Ben Fildes is a TRX Senior Master Trainer and EXOS Certified Specialist with 15+ years' experience training elite athletes and special forces.
Do you offer corporate team-building events?
Yes, we create bespoke team-building programmes featuring adventure sports, problem-solving challenges, and mindset workshops for workplace development.
What facilities do you have?
Our Chester gym features functional training equipment, Hyperice recovery tools, and 24/7 access while prioritising expert coaching over excessive machinery.
How do you track fitness progress?
We use functional movement screens, body composition tests, and heart rate monitoring to measure improvements in strength, mobility, and overall fitness.
Reviews (4)
Aeron Gates
Nov 29, 2021 Report
After getting started with a 4 week programme, I'm totally hooked.
S3 is expertly designed and lead, with a huge range of fantastic equipment for functional training. The PT training can meet you exactly where you are, but at the same time, challenge you and gets you moving towards your goals quickly. It has been really useful to have a coached PT session each week to give me the guidance and confidence to challenge myself. Both coaches and all the people who attend S3 are so approachable and friendly, you will be made to feel welcome from your first visit. The "clique-free" nature of the place
Hefyn Owen
Jun 23, 2021 Report
Positive:Professionalism
Really friendly and welcoming gym. I've been going for a month now and the variety of classes and workouts is great. Propper full body workout!
Neil W.
Nov 07, 2020 Report
Positive:Quality
Im a qualified level 3 personal trainer and I saw Ben today Demonstrating a great variety of exercises using a TRX band in a park. This is where I would advise people to go for training in Chester. Bens the best.
David Hajdu
Sep 05, 2020 Report
I've been using this gym for several years now and S3 has been a great motivator for my fitness goals throughout this time. The gym feels very unintimidating and the atmosphere is always very welcoming.
Ben and the rest of his team of trainers are always super friendly and encouraging and they take the time to explain the various exercises at the beginning of each class. They also monitor your form and technique throughout to ensure you are getting the best results from your work out and avoid any injury. They offer a wide selection of instructor led classes, each of which has a choice of tailored