Established in 1984, Crosby Intruder Alarms has developed into one of Merseyside's premier Security Companies. We are SSAIB approved and are installers of Domestic & Commercial Intruder Alarms, CCTV, Fire Alarms, Door Entry Systems, Access Control Systems, Smoke Generating Systems, Caravan Park Security Systems, Youth Dispersal Systems and Home Automation/Intelligent Living Systems. No job is too small or too large for us, we have systems up as far North as Perthshire in Scotland and down as far South as Surrey. For more information please visit our website www.crosbyintruder.co.uk