PROTON COMPUTERS LIMITED Company number 05513982 · Monitor this company Active Overview People 2 Financial Control Charges Documents Analysis Location Related Registered office Address55-57 Wilmslow Road, Handforth, Wilmslow, Cheshire, SK9 3EN PostcodeSK9 3EN Companies at this postcode 43 Average house price in SK9 3EN £388,000 (8 sales) Map