Security Systems & Services in Plainfield, IL

Comprehensive list of Plainfield, Illinois based companies offering installation, maintenance and repair of home and business security systems, CCTV & burglar alarms, guard and video surveillance services.

Business Listings

Sennco Solutions has nearly twenty years knowledge in the retail security and the fixture industry. Sennco Solutions offers products that are not only outstanding in quality but tailored to every and every client's personal requirements. We currently service many top retailers in the world.


Meeting Illinois' low-voltage contracting requirements for thirty two years! At Commercial Electronic Systems. CES we specialize in the design, sales, installation, and service of sound/AV, security, fire alarm, telephone, and data systems. Since 1975, we have been creating and servicing high-performance, low-voltage systems for commercial, industrial, educational, healthcare, correctional, and other


We specialize in LAN, WAN, VPN, VoIP and other networking connectivity areas. We are a certified docSTAR dealer for paperless office, document management. We maintain most major brands of business telephone systems including: Avaya, Nortel, Toshiba, Comdial, Samsung, Panasonic and many others. We are a certified Panasonic NetCam Dealer for IP based secruity cameras.



Since 1971, Inner Security Systems has been delivering security solutions to the domestic, industrial and commercial markets. We've expanded from a tiny security systems firm delivering security systems for the department of defense, to a diversified low voltage solutions supplier, providing services varying from home networking to 911 center command centers.


Safemasters Company. started in 1939 as a safe firm in Washington, D.C. Since then Safemasters has expanded to 12 locations in 8 states and supplies a huge range of physical security products and services across the world. Local and regional lock, safe, door and integrated electronic access control and CCTV solutions.


We're growing at a rapid pace and are searching for experienced Sprinkler fitters, Fire Alarm Technicians and Sales Representatives to keep up with our demand! Stealth Security. is a family-owned-and-operated fire and safety prevention firm. We have been servicing commercial businesses through the greater Chicagoland, Indiana, and lower Wisconsin area for over twenty years.


For over forty years, Alarm Detection Systems. has been one of the finest commercial and home security firms in the nation, delivering 24hr monitoring and security responses for burglary, fire, and other emergency conditions. As the biggest security firm located in Illinois, ADS installs, repairs, and monitors the finest security products in the alarm industry.


We're the most trusted, recognized safety brand in America, protecting what matters most. From kids and family to your home, we design and create safety products that preserve and protect. Trust First Alert for protection from the dangers of smoke, fire and carbon monoxide.