TOPBROOK DEVELOPMENTS LIMITED Company number 02900175 · Monitor this company Active Overview People 11 Control Charges Documents Analysis Location Related Registered office AddressAvaland House, 110 London Road, Hemel Hempstead, Hertfordshire, HP3 9SD PostcodeHP3 9SD Companies at this postcode 315 Average house price in HP3 9SD £485,000 (10 sales) Map