SMG Security Holdings, LLC is a business security systems integrator in Chicago dedicated to solving our clients’ security issues through reliable and cost-effective options that protect lives and property. We can help your business implement a top-notch security system from careful installation to 24/7, 365 monitoring at our UL approved central station, and much more. SMG has been a trusted source for business security systems in Chicago for over 30 years. Our clients serve fields ranging from retail to education to government, and everything in between. We can support any business type in facilities of 1,000 to 2,000,000 square feet. Some of our security offerings include fire and burglar alarms, camera systems, access control, and more.