WILLIAM MADDERS LTD Company number 09719518 · Monitor this company Dissolved Overview People 1 Financial Control Documents Analysis Location Related Registered office Address3 HIGHFIELD, LETCHWORTH GARDEN CITY, ENGLAND, SG6 3QD PostcodeSG6 3QD Companies at this postcode 7 Average house price in SG6 3QD £855,000 (18 sales) Map