HANNAH TECHNOLOGIES LTD Company number 14431685 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office Address2 Blanche Lane Blanche Lane, South Mimms, Potters Bar, England, EN6 3NZ PostcodeEN6 3NZ Companies at this postcode 5 Average house price in EN6 3NZ £770,000 (9 sales) Map