Since 1971, Inner Security Systems Inc. has provided you with elite security products and services to keep safe what you value most. We install, service and monitor security systems for fire and burglary, ensuring that we uphold the highest standards in safety.Some features that we offer include: Card access systems CCTV 24/7 Central station monitoringWe are licensed in Illinois and a friendly company to do business with. Let us help by securing your tomorrow today.Call today!Illinois License 127-000370