James Collins 

Intra was founded by James Collins with the mission of providing best-practice solutions across different performance sectors. As a company, we value innovation and work closely with a team of sports science and medicine associates, each leaders within their field.  

James is recognised as a leading performance nutritionist. He has worked with Team GB athletes over three successful Olympic Games, including London 2012. He joined Arsenal FC in 2010, where he spent seven seasons as the club’s first performance nutritionist. He has worked with England Football, France Football (2018 World Cup winners), Chelsea FC and UEFA, as part of a steering committee to develop an Expert Group Statement in Nutrition. 

He was previously elected President of the Royal Society of Medicine’s Food and Health Forum and he has his own private practice in Harley Street, where he sees elite athletes, headline musicians and business executives.


James regularly collaborates with the media and is columnist for The Telegraph, consultant BBC’s Good Food brand, and supported the 2018 Sport Relief challenge. 


He is a registered Sport and Exercise Nutritionist (SENr) and author of the acclaimed book The Energy Plan (Penguin Random House) which focuses on the key principles of fuelling for peak performance. 

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Andreas Kasper 

Andreas Kasper is the Head of Football Services at Intra Performance Group, working as performance nutritionist at Chelsea Football Club and managing the football nutrition clinic. 


He has worked at the highest level of elite professional sport since 2014 and is also currently performance nutritionist at Fulham FC. He has also worked with Everton FC, Blackburn Rovers FC and Derby County FC, with extensive experience of working within different performance teams and with international players. 


Alongside the roles within football, Andreas' team sport expertise extends to rugby, where he has worked with both the national England Rugby Union (RFU) and League (RFL) sides, most notably winning multiple junior World Cup's, and reaching the senior World Cup final, respectively.


Andreas is currently completing his PhD in Cellular and Molecular Physiology at Liverpool John Moores University and regularly publishes and reviews scientific research for peer reviewed journals, including The International Journal for Sport & Exercise Nutrition, Sports Medicine and The European Journal of Sports Science. He is a registered Sport and Exercise Nutritionist (SENr).

Soraya Thompson

Soraya has consulted for Intra since 2018, playing a pivotal role across our commercial strategy across sport, entertainment and corporate sectors. Similar to her clients, Soraya is an impressive playmaker with a truly global vision. 

Soraya has led business development and client relationships across Europe, at large organisations and venture capital-backed startups. Her clients included brands such as Ford, and Lloyds Banking Group in addition to several FTSE 100 companies. Soraya also lived in Prague, Czechia whilst working for the British Council.

Soraya is vice-chair of the Governing Board at Charlton Manor Primary School. Soraya holds a Masters in Business (Marketing) from Warwick Business School, a Top 20 Business School globally. 

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Contact Us

To speak to one of our team regarding services or media requests,

please contact us on: 

Intra Performance Group

71 Central Street, Clerkenwell, London, EC1V 8AB


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