NEXEN SECURITY SERVICES LTD Company number 14217389 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office Address375 Whippendell Road, Watford, Hertfordshire, United Kingdom, WD18 7PA PostcodeWD18 7PA Companies at this postcode 13 Average house price in WD18 7PA £349,000 (20 sales) Map