With over 30 years experience in residential, commercial and industrial security services, we believe ISSI’s expertise is unmatched in the Chicagoland area.

Extensive Expertise

We have expertise in a wide variety of security technologies including:  intrusion detection, video monitoring, access control, environmental monitoring (fire/smoke, water and carbon monoxide detection), master locksmith services, web-hosted security & energy management and central station monitoring.

Widest Technology Catalogue

Unlike the national chain security companies, ISSI is not restricted by a suite of basic hardware and services but has an unparalleled breadth of technology expertise with advanced products from the world´s leading security systems providers.

Our unmatched expertise with a wide array of different technology options allows us to help you identify the products that most closely meet your performance, cost and aesthetic requirements.

Integration Specialists

From providing simple locksmith services or basic security system components to the installation of complex, multi-faceted security systems- ISSI can do it all.