AT Systems is a supplier of security systems in the Columbus area. From access control to wireless systems, they design customised solutions for their clients. The company deals in home security products such as home alarm systems, wireless alarm systems, burglar alarms, and security surveillance systems. AT Systems' business security services include installation and monitoring of IP camera, DVR, biometrics, and facial recognition systems.

Calcom Inc. provides solutions for high tech life safety systems. They are integrated solutions specialists in fire alarm, access control, surveillance cameras, CCTV, sound and security detection systems for commercial facilities. They also install, service and program IP camera systems that can be viewed anywhere in the world from phone, tablet or laptop.

Copp Integrated Systems designs, installs and maintains systems that integrate intrusion, fire/life safety, video surveillance, access control, nurse call, audio visual systems, and monitoring applications. The company's integrated security and communications systems help customers communicate, monitor, dispatch, assess and convey risks and threats to staff, visitors, and property more accurately and affordably.

Gillmore Security Systems Inc. has earned a quality reputation over the past three decades by successfully protecting large, mid-sized and small family-owned businesses throughout Northeast Ohio. Gillmore Security customises access control systems with sophisticated technology to ensure superior security using proximity card, combination PIN, or biometric readers. It provides business security clients with unparalleled consultation.

Shiver Security Systems, Inc. has provided integrated security solutions, access control, video (CCTV), and fire protection for thousands of customers in southwest Ohio and Northern Kentucky since 1971. Products and services offered include Sonitrol audio verification intrusion detection systems, access control systems, CCTV systems, fire detection systems, and external industrial monitoring functions.