BLUE QUARTZ LTD Company number 14375649 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office Address429-433 Pinner Road, Harrow, Greater London, England, HA1 4HN PostcodeHA1 4HN Companies at this postcode 323 Average house price in HA1 4HN £508,000 (43 sales) Map