Register at the CIS booth at Home Expo in Springfield, IL February 4 - 6, 2022 for your chance to win a home starter security kit!
A Comcast Customer Security Assurance Phone Scam Alert for our security customers in Central Illinois.
If your security system uses cellular monitoring, the 3G-4G-CDMA sunset transition may compromise your protection. Learn how CIS will keep you safe.
Wondering how the new 10-digit dialing requirement for area code 217 affects your security and fire systems? Don't worry, CIS has you covered!