Senior Team


Claire Ritchie


Before founding SQN in 2001, Claire had already established a proven track record in the IT and Telecoms arena with over 13 years blue chip experience.

As CEO at SQN she is focussed on adding to the growing list of globally recognised clients and building the business internationally.

In corporate life, she performed a variety of roles at both European and Global level at Hewlett Packard and Nortel Networks where she managed the multimillion dollar Formula One partnership with BMW Williams F1. She understands the value of the brand and the importance of creating brand equity.


Chris Ritchie

Managing Director

With almost 30 years’ experience in sales, marketing and technology Chris now manages the critical operational aspects of the business, as well as continuing to work with SQN clients.

Prior to joining Sine Qua Non Chris ran Collumbell Communications before its merger with SQN in 2007. Previously he held a variety of management roles at Sun Microsystems where he was latterly Head of PR and Corporate Affairs. He has also worked at Hewlett Packard and EDS.

Chris is the author of FastTrack to Success – Marketing, published in six languages by FT Prentice Hall.


Chris Hughes

Director of PR and Communications

With a reputation for effective, cutting-edge communication programmes, Chris’ role sees him lead all areas of client communications development and delivery, creating rich, multimedia content and stories, and engaging with client audiences and communities through all channels including social media.

Before joining SQN in 2008 and managing client programmes in motorsport, automotive and technology Chris was responsible for MotoGP communications at Bridgestone Motorsport.

Chris was also one of the original members of Panasonic Toyota Racing’s Marketing and Communications team.





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