Clear structure
You always know what to do, why you are doing it and what we are working towards next.
I’m Keith McNiven — a former British and English freestyle wrestling champion, Advanced Level Personal Trainer and Certified Nutrition Coach. For more than 10 years, I’ve helped busy people build stronger bodies, greater confidence and results that last.


I learned early that progress rarely comes from motivation alone. It comes from a clear plan, honest feedback and someone holding the standard when life gets busy.
That principle shaped my entire coaching career. After competing at national level and running a gym in Central London, I created Zone Body Fit to give clients the individual attention that crowded gyms and generic programmes cannot.
My role is not simply to count repetitions. It is to understand your starting point, remove the guesswork and coach you through a process that fits your work, lifestyle and ambitions.
“You do not need to live in the gym. You need the right work, done consistently.”
Everything is tailored, measurable and designed to work in real life — so you can make visible progress without putting the rest of your life on hold.
You always know what to do, why you are doing it and what we are working towards next.
I track the details, adapt the plan and keep you moving forward when motivation naturally changes.
Training and nutrition are built around consistency, not quick fixes you cannot maintain.
Most of my clients are busy professionals who want expert direction, efficient training and a result they can feel proud of.
View Personal Training PackagesStructured 6, 8 and 12-week programmes for fat loss, strength and visible change.
Focused one-to-one coaching in London, built around your ability, schedule and goals.
Expert programming, nutrition support and accountability wherever you train.
Book a free consultation and I’ll help you choose the right route based on your goal, schedule and starting point.