HARLEY MULLION & CO. LTD. Company number 02697113 · Monitor this company Active Overview People 10 Financial Control Charges Documents Analysis Location Related Registered office Address10 Roselands Avenue, Hoddesdon, Hertfordshire, EN11 9BE PostcodeEN11 9BE Companies at this postcode 3 Average house price in EN11 9BE £800,000 (7 sales) Map