

Welcome to Sigma Physique, where you will find personal trainer and physique coach James Killen. With nearly 22 years of coaching experience, James is dedicated to constant improvement for both himself and his clients. He thrives on challenges and believes that stepping out of the comfort zone is essential for personal growth. James has engaged in regular public speaking, competitive bodybuilding and powerlifting, and has a deep understanding that education is a lifelong endeavour.
These endeavours have allowed him to develop skills across physical, intellectual, and interpersonal domains, contributing to his strong rapport, impeccable reputation, and continued dedication to his clients' progress.
James believes in the power of unwavering incremental change, which he believes leads to monumental results. His coaching style is focused on guiding clients to make lasting and sustainable changes. He emphasises precision in form and provides insightful knowledge on exercise mechanics. By personalising each session to individual strengths and weaknesses, James is able to establish effective training programmes that optimise results.
Clients have raved about their experiences with James. Lily McNaughton describes how James helped her bring her fitness to the next level. Jenny Butera greatly appreciates James' patience and knowledge in their sessions. Isaac Papa found James' refined approach and emphasis on exercise mechanics to be exceptional.
D. S. feels that James has assisted them immensely with their strength training programme. Amishaa is grateful for James' knowledge and friendly demeanour during their PT sessions.
At Sigma Physique, James offers both online and in-person training services. In addition to training sessions, James also provides online nutrition plans tailored to specific goals, whether it's dropping body fat, maximising muscle gain, or simply getting nutrition back on track. These plans are written with a high level of accuracy to accommodate personal preferences, schedule, and any limitations.
For those interested in online training, James designs detailed and effective training programmes that are simple to follow and optimised for individual goals. Each plan includes exercise video demonstrations by James and execution cues to ensure optimal form. He also covers mindset for approaching sessions and provides warm-up/activation routines.
If you're ready to make a change and commit to your fitness journey, James Killen at Sigma Physique is here to guide and support you. Connect with James through SMS, Facebook Messenger, WhatsApp, or phone. Be sure to check out his coaching videos and client transformations on Instagram and Facebook. Change starts with you, and James is ready to help you achieve your fitness goals.