


Welcome to Stimulus
Stimulus is a private strength and conditioning community with a capped membership.
This is not a commercial gym or a drop-in class model. It's a small, coached training environment designed for people who want to train properly, with structure, consistency and support.
Membership is intentionally limited to 30 athletes to ensure every session remains focused, well coached and personal.

Coach Philosophy
My name is Sophia. I have been running Stimulus for 10 years. With over 18 years of experience across commercial gyms and my own private studio, I've worked with a wide range of people from everyday exercisers to Olympic and elite level athletes.
As a mum, a business owner, a former London Firefighter and a competitive athlete, I understand the demands of balancing multiple roles.
Although not everyone wants to be a competitive athlete, your training should reflect your life, not fight against it. That said, balancing work, family and life is no small task, in many ways, that alone is its own kind of high performance.
Training doesn't happen in isolation, it needs to work alongside everything else going on. That's why structure, planning and consistency sit at the centre of how the gym operates.
Our Training Approach
Coaching at Stimulus goes beyond simply turning up for a session. We focus on structured, progressive programming tailored to fit long term results.
Expect consistent coaching, accountability, and unwavering support throughout your journey.
The goal is to make training something that becomes part of your lifestyle, not something you start and stop.
Stimulus is designed to be small and focused to maintain integrity. Members train in small groups, creating an environment where coaching quality and community are equally important.

Apply for Membership
Stimulus is a private strength training environment with limited membership places.
We don't offer drop-ins or open access. Every member joins through a structured onboarding process to ensure the right fit for both you and the gym.

Enquire
Start by submitting an enquiry.
We'll have a short conversation about:
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Your training background
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Your current routine
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Your goals
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Your availability
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This will determine the best starting point for you.
Onboard
All new members begin with a short onboarding phase before joining group sessions. This may include:
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A consultation
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A short block of 1-2-1 coaching
This stage is important, it allows you to:
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Build confidence
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Learn key movements
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Understand the structure of the sessions
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Ease into the environment without pressure
Transition
Once you are comfortable, you'll move into small group sessions.
All sessions are:
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Capped athletes per session to maintain quality
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Fully coached
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Structured across the week
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Follow a 4 week mesocycle
You'll know exactly what you are doing and how to progress.
1-2-1 Coaching
Face to face personalised training designed for the individual in mind. Programming is centred around initial short, mid and long-term goal setting. This is carefully developed and adjusted over time to aid specific, long term results.
Consultation
£55
Your starting point
A 75 minute appointment where we discuss:
Your previous exercise history
Complete a movement analysis based on the foundations of movement
Set nutritional advice markers
Discuss your next steps
4 Sessions
£190
Building knowledge
4 x 55 minute individual Coaching sessions for:
Members prepping for groups
Athletes aspiring to improve on weight lifting, Olympic Lifting or Calisthenics
GP Referrals or GPL-1 support
8 Sessions
£340
Setting a Routine
8 x 55 minute individual coaching sessions for:
New members that need more regular support to transition into small groups.
Clients that want to set a routine around their lifestyle and prefer to work 1-2-1
GP Referrals or GPL-1 support
Small Group Memberships
8
Foundation Membership
8 sessions per month
Designed for those training
2 times per week building consistency around strength training.
This membership suits people who want structure and coaching, while balancing work, family and other commitments. It provides enough frequency to make progress without overwhelming your schedule.
£160/month
£20 per session
12
Progress Membership
12 sessions per month
Ideal for those training
3 times per week, building strength, skill and overall fitness consistently.
This is where most members sit, a balance of regular training and recovery, allowing steady progress without burn out.
If you're looking to make training a consistent part of the week, this is the most suitable option.
£190/month
£15.83 per session
16
Performance Membership
16 sessions per month
Designed for those training
4 times per week, fully engaging with the structure of the programme.
This member supports consistent, high quality training while still allowing for flexibility when life gets busy.
It suits members who want to prioritise their training and maximise progress within a structured environment.
£220/month
£13.73 per session
What you will find on the SGPT timetable:
Build:
Build is your foundation for long-term strength. Come ready to learn, lift, log your weights, and level up.
Format: Pure strength training using barbells, dumbbells, body weight/calisthenics. This is focused progression through key compound lifts with gradual loading.
Level: Suitable for all—from beginners to experienced lifters
Vibes: Aggressive when lifting, chilled and chatty when resting
Build and Burn
Mixing both strength and cardio, this class strikes the perfect balance between grit and energy!
Format: Focused strength training paired with high-intensity cardio. Starting with a heavy compound lift to build power and refine technique, then shift into conditioning to boost cardiovascular fitness and endurance
Level: Some experience preferred, but not essential
Vibes: Fun atmosphere with a serious work ethic
Build and Bend
This session is perfect for those looking to move better, feel stronger, and stay injury-free, without breaking a sweat. Building neuromuscular confidence gradually so we can bullet proof our future inside and outside the gym.
Format: A dynamic blend of strength and stability exercises. Improve posture, boost mobility, and reduce everyday aches and niggles
Level: Suitable for all—from newbies to seasoned movers
Vibes: Calm, focused, and quietly powerful (think sleeping lions, but supple, powerful ones)
Burn
Your go-to for adaptable intensity and community-driven cardiovascular fitness. Come as you are, leave stronger.
Format: Machine-based conditioning blended with full-body functional movements. A laid-back alternative to Hybrid Conditioning—no competitive edge, and yes, running is optional. Go solo, pair up, or join a team—flexible formats to match your mood
Level: All fitness levels welcome, from first-timers to seasoned athletes
Vibes: Social but sweaty
Hybrid Conditioning
Conditioning for the Competitive - This class is designed for athletes who thrive on intensity. Expect a fast-paced session that rewards grit and consistency.
Format: High-intensity conditioning focused on running, machine intervals, and weighted movements. Maximize output, build endurance, and elevate performance ready to compete in comps like Turf Games and Hyrox.
Level: High skill, high effort
Vibes: Hard graft, team logic and Lunch time naps
SUCCESS STORIES
SOPHIA BERREEN
PERSONAL TRAINER
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