John has over 12 years experience in software and hi-tech businesses, based both in Cambridge and internationally. He was financial controller at ARM Holdings and later CFO for Geneva Technology before its merger with Convergys Inc in 2001, when he took over as their European CFO.

Since leaving Convergys in 2002, John has worked as an independent business consultant and interim finance director for a number of companies in East Anglia and London. In his spare time John is a keen photographer and holds a private pilot's licence.