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Our Mission

At Liam Howells Performance Nutrition, our mission is to empower athletes of all abilities to reach their full potential by providing unparalleled coaching services. We have assembled a remarkable team of Nutritionists, Strength and Conditioning Coaches, and Training Coaches, enabling us to offer a tailored level of support that matches your unique needs and goals.

Our dedicated team of coaches boasts extensive experience across a wide spectrum of sports and skill levels, ensuring that you receive the same high-quality guidance, regardless of your chosen discipline. We are committed to helping you unlock your best performance in every aspect of your athletic journey.

While our foundation lies in Nutrition Coaching, we believe in the power of collaboration and seamless integration with other professional disciplines. This approach ensures that your coaching experience is not only comprehensive but also effortless, allowing you to focus on what you do best – excelling in your sport.

In every interaction and service we provide, we aim to be the unwavering support system that fuels your athletic success.


At Liam Howells Performance Nutrition, we are your dedicated partners on the path to excellence.

Find out more about our team below.

Meet Our Team

Liam Howells

Liam Howells

Owner / Performance Nutritionist

Liam Howells is a highly experienced Coach and Performance Nutritionist with a decade of dedicated expertise, headquartered in Sheffield, UK.

Liam operates both remotely and in-person, offering his expertise to individual athletes and teams spanning all levels, from Amateur to Elite. His impressive client portfolio includes esteemed organisations such as the Sheffield Eagles Rugby League, as well as numerous County and Great Britain athletes.

While Liam possesses a versatile understanding of various sports, his primary focus as a performance nutritionist has been on team and endurance sport athletes.


  • MSc Sport & Exercise Nutrition

  • BSc (Hons) Sport, Fitness & Coaching

  • IOPN Diploma in Performance Nutrition

  • ISAK Level 1 Anthropometry


  • SENr Accreditation (No.23386)

Nathan Oxford

nathan oxford

Strength and Conditioning Coach

Nathan is a qualified strength and conditioning coach. He has represented his country in the sport of swimming and powerlifting, breaking the British Junior Record as a backstroke swimmer and also winning the World Masters swimming championships, breaking a competition best performance record at the same meet. More recently, Nathan has moved in to Powerlifting and represented England at the Commonwealth Powerlifting championships, winning gold in the bench press.

He is currently studying a Masters in Strength and Conditioning and supports a number of sports teams with their strength and conditioning programmes. He also has experience in working with Swim England at numerous youth training camps.

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