About City Wide Security Systems

City Wide Security opened an office in Calgary, Alberta in 2007 and is an Authorized ADT Dealer.

ADT is the largest alarm company in the world with offices and service centers in every city and country in the world. ADT has 7 monitoring centers throughout North America which act as redundancy centers in case of emergencies at any of the other centers. ADT monitoring centers are rated level 5 diamond, the highest rating possible.