Bezal.
Find a ProviderSign In

Best Security System in Illinois (2026)

55 businesses found · Ranked by quality, not ads

Find top-rated security system businesses in Illinois. Every business is ranked by Quality Score — our quality metric based on responsiveness, data completeness, and verified reviews. Not who pays the most.

Alert Protective, Inc.

Chicago, IL

Security System

★ 4.3(144 reviews)

Claim this business
InVision Systems

Chicago, IL

Security System

★ 4.9(33 reviews)

Claim this business
S&A SECURITY/ REMOTE START & IGLA SPECIALISTS

River Grove, IL

Security System

★ 4.9(444 reviews)

Claim this business
Alarm Illinois

Mokena, IL

Security System

★ 4.7(285 reviews)

Claim this business
606 Installs Security Systems

Plainfield, IL

Security System

★ 5.0(118 reviews)

Claim this business
Alarm Detection Systems

Aurora, IL

Security System

★ 4.7(210 reviews)

Claim this business
In-Home Technologies

Aurora, IL

Security System

★ 3.0(1 review)

Claim this business
Allied Universal® Security Services

Rockford, IL

Security System

★ 3.1(29 reviews)

Claim this business
Allied Universal® Security Services

Warrenville, IL

Security System

★ 3.2(61 reviews)

Claim this business
Rockford Tech Systems Inc

Rockford, IL

Security System

★ 5.0(3 reviews)

Claim this business
Rock Valley Alarm

Rockford, IL

Security System

Claim this business
Primetime Audio / Video

Rockford, IL

Security System

★ 4.8(338 reviews)

Claim this business
Interface Security Systems

Rockford, IL

Security System

★ 1.0(1 review)

Claim this business
Security Doctors

Chicago, IL

Security System

★ 4.7(50 reviews)

Claim this business
Chicago Security Expert

Chicago, IL

Security System

★ 4.8(23 reviews)

Claim this business
Security Solutions - Smart Home Security

Broadview, IL

Security System

★ 4.7(328 reviews)

Claim this business
Choice Home Protection

Chicago, IL

Security System

★ 5.0(41 reviews)

Claim this business
VinTech Systems Inc

Chicago, IL

Security System

★ 4.8(51 reviews)

Claim this business
Rigility Surveillance Solutions Chicago

Chicago, IL

Security System

★ 5.0(14 reviews)

Claim this business
SMG Security Systems

Elk Grove Village, IL

Security System

★ 4.7(108 reviews)

Claim this business
Universal Security Solutions, LLC

Chicago, IL

Security System

★ 4.5(16 reviews)

Claim this business
VIP SECURITY SOLUTIONS INC

Chicago, IL

Security System

★ 5.0(19 reviews)

Claim this business
Rigility Surveillance Solutions Chicago

Burr Ridge, IL

Security System

★ 5.0(6 reviews)

Claim this business
Linx Security

Oak Lawn, IL

Security System

★ 5.0(67 reviews)

Claim this business
ENS Security Chicago | Professional Security System Wholesaler

Wood Dale, IL

Security System

★ 4.9(35 reviews)

Claim this business
Skynet Security Systems

Bridgeview, IL

Security System

★ 5.0(124 reviews)

Claim this business
Chicago Security Surveillance

Chicago, IL

Security System

★ 4.0(7 reviews)

Claim this business
SG Security Camera Installation

Chicago, IL

Security System

★ 4.9(29 reviews)

Claim this business
Pro Video Security

Chicago, IL

Security System

★ 4.8(13 reviews)

Claim this business
Rigility Surveillance Solutions

Aurora, IL

Security System

★ 4.9(31 reviews)

Claim this business
Umbrella Security Systems

Naperville, IL

Security System

★ 4.9(37 reviews)

Claim this business
Inner Security Systems, Inc

Oswego, IL

Security System

★ 5.0(5 reviews)

Claim this business
First Security Systems, Inc

Naperville, IL

Security System

★ 4.9(7 reviews)

Claim this business
Platinum CCTV Business Security Cameras

Warrenville, IL

Security System

★ 4.9(48 reviews)

Claim this business
Secureone Security Services

Naperville, IL

Security System

★ 4.8(76 reviews)

Claim this business
Allegiant Fire Protection

Aurora, IL

Security System

★ 4.6(10 reviews)

Claim this business
Quinlan Security Systems

Mokena, IL

Security System

★ 5.0(169 reviews)

Claim this business
Sound Quest

Aurora, IL

Security System

★ 3.0(34 reviews)

Claim this business
Metro Enforcement

Rockford, IL

Security System

★ 3.6(27 reviews)

Claim this business
Forest Security, Inc.

River Grove, IL

Security System

★ 4.5(26 reviews)

Claim this business
Sentry Security

Wheeling, IL

Security System

★ 4.6(78 reviews)

Claim this business
Securitas Technology Corporate Office

Naperville, IL

Security System

Claim this business
Security Alarm of Rockford LLC

Rockford, IL

Security System

★ 4.5(8 reviews)

Claim this business
Blueram Technology

Naperville, IL

Security System

★ 4.0(8 reviews)

Claim this business
Motion Detectors Inc D/B/A Naperville Alarm

Naperville, IL

Security System

★ 5.0(1 review)

Claim this business
Guardian Security Services

Blue Island, IL

Security System

★ 3.3(75 reviews)

Claim this business
Per Mar Security Services

Loves Park, IL

Security System

★ 4.8(88 reviews)

Claim this business
Pace Systems Inc

Naperville, IL

Security System

★ 4.1(9 reviews)

Claim this business
ADT Security Services

Rockford, IL

Security System

★ 2.8(41 reviews)

Claim this business
Pro Com Systems

Rockford, IL

Security System

★ 5.0(2 reviews)

Claim this business

Don't see your business?

Add your business to Bezal for free and start getting found by AI search engines.

Get Listed on Bezal

Related Categories in Illinois

Barber ShopSteakhouseRestaurantNail SalonVegan RestaurantChiropractorPhotographyBreakfast Restaurant