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Commercial Security Systems & Installations in Chicago, Illinois

Put 35+ Years of Security Expertise to Work for Your Business

With over three decades of experience and thousands of businesses served, Alert Protective is Chicagoland‘s best resource for all things commercial security. Whether you need access control, fire systems, CCTV and more–we do it all.

Commercial Security Systems & Installations

  • Alarm Systems

    Get professional guidance on the latest alarm systems to hit the market. Allow us to survey, install and test the perfect combination of burglary, fire, CO and other alarms for your business.

  • Access Control

    Secure access points to your property and define levels of access for each employee. Use advanced entry methods including biometrics, secure smartphone apps, key fobs and more to protect employees and data.

  • Fire Alarms

    Thousands of companies in the U.S. suffer the consequences of fire damage every year. Alert Protective installs and monitors custom fire alarm systems to protect your property and keep your dreams from going up in smoke.

  • Alarm Monitoring

    Respond to a wide range of threats in just seconds by having your business professionally monitored from a local 5-Diamond, U.L.-listed central station. We monitor for fire, break-ins, CO, flooding and more.

  • Video Surveillance

    Get crystal-clear HD video linked directly to your CCTV network or streamed live to your smartphone. Choose from a wide selection of indoor and outdoor cameras, including the latest dome, bullet and thermal camera models.

Why Choose Alert Protective?

Affordable Professional Monitoring

Alert Protective keeps company information and employees safe 24/7. Your business is professionally monitored from a 5-Diamond central station located right here in Chicago.

Security by Chicagoans, for Chicagoans

Alert Protective is locally-staffed, locally-owned and locally-operated. All of our business clients receive on-site support and professional installation from our Chicagolands agents.

Built on Trust and Referrals

National security companies purchase customers with expensive ad campaigns. Alert Protective earns its customers primarily through referrals. Today, 75% of our new customers are earned through word-of-mouth.

Best Brands & Trending Technology

Only the best security products make the cut at Alert Protective. And we select those products from the most trusted manufacturers in the industry, including United Technologies, Brivo,, Eagle Eye Network and more.

Serving the Chicago Metro Area and Beyond

Aurora, Elgin, Joliet, Waukegan, Naperville, Chicago, Arlington Heights, Berwyn, Bolingbrook, Cicero, Des Plaines, Evanston, Mount Prospect, Wheaton, …and more!

Ready for Chicago-Tough Commercial Security?

Call Today (773) 685-8383

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    Alert Protective Services LLC

    3833 N Cicero Ave Chicago, IL 60641-3623

    License #127-001677

    (773) 685-8383 - Sales and Service (847) 879-6134 - Central Station

    (773) 545-8940 - Fax

    We can monitor

    almost any existing make or model for less than

    Quality Alarm Systems

    Ancillary Products and Services for Your Home and Business Since 1982