Their products and systems range from traffic lights and turbine spares to the superconducting magnets used in medical scanners, the servers at the heart of telecommunication networks and the drives which are behind many of the UK's manufacturing plants.

More than 45 per cent of the company's UK turnover comes from the provision of services - for example, managing Barclays' back-office processes, BP's UK telecommunications infrastructure and the running of several major hospital PFI projects.

www.siemenscomms.co.uk