Established in 1966, Silent Knight Security Group is one of the leading security companies in Minnesota, United States. The company provides security services to a variety of residential, commercial, government, and financial institutions. Its portfolio includes a comprehensive line of security products and services, including a full range of burglary, fire, supervised communication, video surveillance, and access control solutions. Based in Bloomington, Minn., the firm operates its own UL (Underwriters Laboratories Inc.) listed and approved monitoring center that offers a vast array of monitoring services for all types of applications, including sprinkler system monitoring, high/low temperature monitoring, water level detection, carbon monoxide level monitoring, medical emergencies, remote-site video monitoring, and more.