Alarms & Security Systems in Illinois

Burglar and fire alarm businesses and security system contractors.

1,198 active licenses

IL
Alarm Systems Inc
License 127001564

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Quincy, IL

Expires Aug 31, 2029
IL
Alder Holdings, LLC
License 127001748

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Orem, UT

Expires Aug 31, 2029
IL
Alert 360 Opco, Inc.
License 127001849

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Tulsa, OK

Expires Aug 31, 2029
IL
Alert Fire Systems, Inc
License 127001887

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Tinley Park, IL

Expires Aug 31, 2029
IL
Alert Protective, Inc.
License 127001865

Licensed Private Alarm Contractor Agency (Detective Board)

Active
River Grove, IL

Expires Aug 31, 2029
IL
Alert Protective Services LLC
License 127001677

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Chicago, IL

Expired Aug 31, 2026
IL
Alexander P Tomasik
License 124002220

Licensed Private Alarm Contractor (Detective Board)

Active
Burbank, IL

Expires May 31, 2029
IL
Allcomm Systems Inc
License 127001285

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Orland Park, IL

Expires Aug 31, 2029
IL
Allegiant Fire Protection LLC
License 127001724

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Aurora, IL

Expires Aug 31, 2029
IL
Allen L Ward
License 124002007

Licensed Private Alarm Contractor (Detective Board)

Active
West Des Moines, IA

Expires May 31, 2029
IL
Allen Q Ferrell
License 124001846

Licensed Private Alarm Contractor (Detective Board)

Active
North Aurora, IL

Expires May 31, 2029
IL
Allied Universal Technology Services, PLLC · DBA Allied Universal Technology Services
License 127001845

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Lombard, IL

Expires Aug 31, 2029
IL
All Secure Inc
License 127000924

Licensed Private Alarm Contractor Agency (Detective Board)

Active
New Lenox, IL

Expires Aug 31, 2029
IL
All Wired Up Inc
License 127001669

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Lincolnwood, IL

Expires Aug 31, 2029
IL
Alm Enterprises of McHenry Ltd
License 127000757

Licensed Private Alarm Contractor Agency (Detective Board)

Active
McHenry, IL

Expires Aug 31, 2029
IL
Amarok LLC
License 127001600

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Springfield, IL

Expires Aug 31, 2029
IL
Amc Telephone Service Inc.
License 127001853

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Burr Ridge, IL

Expired Aug 31, 2026
IL
American Backflow & Fire Prevention Inc
License 127001765

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Wauconda, IL

Expires Aug 31, 2029
IL
American Burglary & Fire Inc
License 127000956

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Fenton, MO

Expires Aug 31, 2029
IL
American Eagle Security Inc
License 127000161

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Oak Lawn, IL

Expires Aug 31, 2029
IL
Ampro24 Fire Protection Services, PLLC
License 127001856

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Groveland, IL

Expires Aug 31, 2029
IL
Amp Security LLC · DBA Amp Smart
License 127001419

Licensed Private Alarm Contractor Agency (Detective Board)

Active
Lehi, UT

Expired Aug 31, 2026
IL
Amy Nicole Tamblyn
License 124001963

Licensed Private Alarm Contractor (Detective Board)

Active
Manteno, IL

Expires May 31, 2029
IL
Andrew Joseph Clinnin
License 124001914

Licensed Private Alarm Contractor (Detective Board)

Active
Sugar Grove, IL

Expires May 31, 2029
IL
Andrew R Koval
License 124002252

Licensed Private Alarm Contractor (Detective Board)

Active
Fox River Grove, IL

Expires May 31, 2029