A Boxing Gym Built on Experience
Fusion Boxing is a community boxing gym based in Sheffield, offering structured training for all ages and abilities.
Whether you’re completely new to boxing or already have experience, our sessions focus on solid fundamentals, fitness, and progression in a supportive environment.
The gym was founded in 2023 by James & John, former semi-professional boxers who wanted to create a space where people could train properly, build confidence, and enjoy boxing without pressure. Since retiring from competition, James & John have focused on coaching and developing a gym that welcomes everyone — from kids taking their first steps into boxing, to adults training for fitness, sparring, or personal goals.
Our sessions combine boxing technique with general fitness, conditioning and circuits, helping members improve strength, stamina and confidence while learning real boxing skills.
Our Approach
At Fusion Boxing, we believe boxing should be:
- Structured and well coached
- Accessible to all abilities
- Focused on progress, not pressure
There’s no need to book in advance — just turn up and train. Whether your goal is fitness, learning boxing, or stepping into sparring, our coaches are there to support you at every stage.
Our Coaches
James | co-Founder & Coach
James is the co-founder of Fusion Boxing and a former semi-professional boxer. After retiring, he opened the gym in 2023 to pass on his experience and knowledge. James leads adult classes and oversees training, with a focus on technique, discipline and progression.
John | co-founder & Coach
John is the co-founder of Fusion Boxing and John leads the early morning fitness and sparring sessions, aimed at members who already train regularly and want to build conditioning alongside body building. John’s sessions combine boxing-based fitness, sparring and conditioning,
Andrew | Kids & Mixed Classes Coach
Andrew is James’ former coach from his boxing career and now leads the kids and mixed-age sessions at Fusion Boxing. With years of coaching experience, Andrew focuses on building strong foundations, confidence and discipline.
SHAUN | Assistant Coach
Shaun supports the adult boxing sessions, working closely with members to develop their technique with a particular focus on footwork. His coaching helps ensure sessions remain consistent, structured, and supportive.