Guardian Lock & Engineering Co Ltd

Guardian Lock Ltd Custom Lock Design. Precision Engineered. British Built. Based in Willenhall, the historic heart of UK lock manufacturing, Guardian Lock Ltd has been designing and producing high-quality locks and latches since 1981. As the last independent lock manufacturer in the Willenhall area, we are proud to continue the town’s long-standing legacy of British lockmaking. We specialise in custom-engineered solutions – from a single bespoke lock to full-scale projects – tailored to meet unique customer requirements. With the components sourced and manufactured in the UK, we maintain strict quality control and consistent supply. Our trusted brands – Imperial, Benton, and Worrall – now offer over 400 lock types, backed by in-house design expertise and 100% product inspection. As a BSI registered manufacturer, we’re proud to support security professionals and leading brands with British-made locks that deliver performance and peace of mind. Imperial Locks – where quality is quite literally locked in.