QUADRANT STORAGE TECHNOLOGIES LTD Company number 04602576 · Monitor this company Active Overview People 4 Financial Control Charges Documents Analysis Location Related Registered office Address46 Elm Park Road, Winchmore Hill, London, Middlesex, N21 2HS PostcodeN21 2HS Companies at this postcode 4 Average house price in N21 2HS £753,000 (10 sales) Map