An NSI gold medal installer, we can handle projects of all sizes, from a simple installation to long term, multi-site maintenance contracts. Our website shows just some of our capabilities, but we pride ourselves on our ability to deliver custom-made solutions that meet the most exacting individual demands. UIS has been installing quality security systems since 1989. We are quality assured and certified to BS EN ISO 9001: 2015 and registered as an NSI Gold Medal approved installer. All systems are installed according to the requirements of EN50131. We operate from our own purpose-built premises in Skelmersdale, Lancashire, from which we are able to service customers throughout the UK.