Diane is the Chair of GFirst LEP and represents Gloucestershire as part of the Future High Streets Forum with the High Streets Minister. In 2013, Diane was awarded an OBE in recognition of her work with GFirst LEP and her contribution to business and was appointed as a Deputy Lord-Lieutenant in 2015.

With a passion for fashion, Diane studied retail and exhibition design at Cassio College, Watford. After joining Cult Clothing, the predecessor of SuperGroup Plc, she rapidly progressed through the organisation to become its Chief Operating Officer, transforming the company from a small, local enterprise to the now-distinctive global fashion retailer that is Superdry. Furthermore, she has mentored businesses to help them succeed in today's challenging environment and is a board member for a number of organisations.