GRENDON CONVENIENCE STORES LTD Company number 16015254 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office AddressPost Office Main Street, Grendon Underwood, Aylesbury, Buckinghamshire, United Kingdom, HP18 0SL PostcodeHP18 0SL Companies at this postcode 23 Average house price in HP18 0SL £599,000 (20 sales) Map