TOPNOTCH SECURITY LIMITED Company number 16439574 · Monitor this company Active Overview People 3 Control Documents Analysis Location Related Registered office Address12 Swale Close Swale Close, Aveley, South Ockendon, England, RM15 4LX PostcodeRM15 4LX Companies at this postcode 13 Average house price in RM15 4LX £320,000 (19 sales) Map