David has held management and senior management positions at Rolls-Royce plc and Blackwood Hodge plc. He was UK MD for a US Nasdaq company and carried out numerous acquisitions. He went on to found, develop and float Invu plc, a UK document management software company. He was CEO of TheySay Limited, a computational linguistics spinout from the University of Oxford.  He understands the challenges and issues in developing young technology startups.