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Train in style with ZACK Fitness – elite PT services for ambitious professionals
Our story
WHO ARE zack fitness?
The Story Behind Zack Fitness – Built from Sweat, Discipline, and Real Results
Zack Fitness wasn’t built overnight — and it definitely wasn’t built from a laptop.
It was built in gyms. On running tracks. In the ring.
Through reps, through losses, through pushing past limits most people stop at.Founded by Zack, a National Champion in Natural Bodybuilding and multi-sport athlete, Zack Fitness was born from one simple frustration:
💬 “Why are most personal trainers giving generic plans, wasting people’s time, and charging like they’re world-class?”So, Zack created something better.
A system. A method. A team. A movement.What started with 1-on-1 sessions in Kensington became one of the most trusted personal training brands in Central London, now operating in Victoria, Belgravia, Knightsbridge, Chelsea, and Pimlico.
But the real strength of Zack Fitness comes from the team — a group of elite-level coaches with real athletic backgrounds, not just certificates.
🔥 Why Zack Fitness Works:
Because we don’t give clients a “workout.”
We give them a standard.
A system built by champions — for those who demand real performance, lasting results, and elite coaching.
Whether you’re looking to:
Build lean muscle
Drop fat and redefine your body
Regain confidence
Or simply feel like yourself again…
Zack Fitness delivers coaching for those who don’t settle.
📍 Available in-person across Victoria, Chelsea, Belgravia, Pimlico & Knightsbridge, and worldwide through Zack Fitness Online Coaching.
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Culture
Our culture is rooted in passion, dedication, and a genuine commitment to your well-being. We create a supportive and motivating environment where you can achieve your fitness goals and build lasting habits.
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Community
We pride ourselves on fostering a strong community of like-minded individuals who encourage and uplift each other. Together, we celebrate each milestone and push beyond our limits to reach new heights.
Experience a different way to work out
At Zack Fitness, we don’t just train you — we transform you.
Our 12-week coaching system is designed to take you from where you are now to where you’ve always wanted to be: stronger, leaner, more confident, and focused.
You’re not joining a program.
You’re joining a team of champions, guided by a former national bodybuilding champion and supported by expert coaches who live for results.
Whether you’re based in Victoria, Belgravia, Chelsea or Westminster, our personalized fitness coaching ensures every rep, every meal, and every step is tailored to YOU.
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Designed for Every Fitness Level
Whether you're a beginner or returning after a break, our training is structured to teach proper form, build confidence, and prevent injuries from day one. We start smart — and build fast.
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100% Custom Transformation Plans
Every body is different. That's why your plan is based on your unique goal — whether it’s fat loss, muscle gain, or a full lifestyle upgrade. We offer personalized coaching, tailored workouts, and structured nutrition to deliver the fastest results possible.
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Proven 12-Week Results
Our signature 12 Week Body Transformation Program delivers real, visible changes — not just in weight, but in strength, energy, and mindset. Over 99% of our clients see transformation in under 3 months, thanks to our proven system and elite-level accountability.
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Health-First Performance Training
We train smart — with proper biomechanics, intelligent recovery, and a balanced approach to training and nutrition. You’ll build a body that not only looks good but also performs and lasts.
our team
Meet Our COACH
ZACK
Owner & Trainer
Founder & Elite Coach National champion in Natural Bodybuilding. Black belt in judo. 1,000+ body transformations delivered. I help high-performers get real results through discipline, smart training, and a proven 12-week system. No fluff — just elite coaching that works.
BOSMAN
Trainer
Bossman is a top trainer with 10 years of experience working with elite boxers.The training methods focus on technique, strategy, and mental toughness, ensuring that each athlete progresses and reaches their peak performance, which not only builds physical capabilities but also instills discipline and confidence.
Andrei Bugnariu
Trainer
Andrei is a top trainer with extensive experience working with elite runners and sprinters. He designs personalized programs to enhance speed, endurance, strength, and agility, ensuring athletes reach their peak performance.
Experience Training That Gets You Fit, Fast – and for Life
Elite Personal Training in London – Build Muscle, Burn Fat, Transform Fast
- Your Ideal Body
- Boost Your Strength and Endurance
- Enhance Your Flexibility
- Boost Your Athletic Performance
- Learn Effective Workout Strategies
- Mind Muscle conexion
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Satisfied Clients
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Our Trainers
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Years Of Experience
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