His investments include leading the $21m round into the Bluetooth semiconductor company Cambridge Silicon Radio (CSR plc), as well as investments in the WiMax and 3G chip company picoChip, wireless distributed antenna systems business Zinwave, fabless semiconductor company Zinwave, and Radioscape, which specialises in digital broadcast technology. His successes include a number of flotations on the London Stock Exchange including IndigoVision, Orbital Software and CSR which is now worth over £1 billion, as well as trade exits to Cisco, Agilent and Rolls Royce.

Stuart has led many successful A round start-ups as well as a number of late stage deals with many of the other leading UK and international venture capital firms over the years, as well as with a large number of trade investors including Cisco, Novell, Intel, TI, Philips, ARM, Sony, AT&T as well as Psion.

Stuart has a joint degree in Accounting and Computing Science, a CA from his career at Ernst & Young prior to joining SEP, and has completed the Venture Capital Executive programme at Harvard Business School.