Supreme Security is perceived as one of Guardian Alarm's biggest rivals. Supreme Security's headquarters is in Union, New Jersey, and was founded in 1929. Supreme Security operates in the Security Guard and Patrol Services industry. Supreme Security generates 12% of Guardian Alarm's revenue.
Wayne Alarm has been one of Guardian Alarm's top competitors. Wayne Alarm is a Private company that was founded in 1967 in Lynn, Massachusetts. Wayne Alarm operates in the Equipment Repair Services industry. Compared to Guardian Alarm, Wayne Alarm has 448 fewer employees.