HAWK FIRE AND SECURITY H.F.S LTD Company number 16560565 · Monitor this company Active Overview People 1 Control Documents Analysis Location Related Registered office Address146 Boundary Lane, Welwyn Garden City, England, AL7 4DF PostcodeAL7 4DF Companies at this postcode 29 Average house price in AL7 4DF £449,000 (12 sales) Map