LANDMARK SECURITY SOLUTIONS LIMITED Company number 11751881 · Monitor this company Dissolved Overview People 1 Control Documents Analysis Location Related Registered office AddressUNIT 5 DERWENTHAUGH MARINA, MARINA DRIVE, BLAYDON, TYNE AND WEAR, ENGLAND, NE21 5LL PostcodeNE21 5LL Companies at this postcode 17 Average house price in NE21 5LL £189,000 (5 sales) Map