HEWITSON HEATING & UTILITY SERVICES LTD Company number 13541558 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office Address108 Elms Road, Harrow, England, HA3 6BT PostcodeHA3 6BT Companies at this postcode 17 Average house price in HA3 6BT £736,000 (17 sales) Map