Bristow Aviation is at Redhill and the food research centre Campden-BRI is at Nutfield. Lactalis McLelland (cheese, owned by Groupe Lactalis) is on the A23/A25 roundabout in central Redhill; west of the centre on the A25 is AXA Assistance, with Simon Storage, an oil terminal company, next door. Cubic Transportation Systems make ticket barriers on the Perrywood Business Park south of Redhill, and were responsible for the Oyster card next door is Rapiscan Systems Europe (luggage X-ray and metal detectors).