Hill & Smith Inc.

Hill & Smith Inc. – headquartered in Columbus, Ohio – is the manufacturer and supplier of the Zoneguard portable steel barrier system. Having been tested and accepted by the FHWA to NCHRP-350 and MASH crash test criteria, Zoneguard meets maximum safety standards and offers reliable protection for installers, road workers and drivers. Hill & Smith Inc. is a subsidiary of Hill & Smith Holdings PLC.