Alarms & Security Systems in Illinois
Burglar and fire alarm businesses and security system contractors.
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IL
Adt LLC of DelawareLicense 128000234Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveMaryland Heights, MOExpires Aug 31, 2029
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IL
Adt LLC of DelawareLicense 128000237Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveEvansville, INExpires Aug 31, 2029
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IL
Adt LLC of DelawareLicense 128000239Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveJanesville, WIExpires Aug 31, 2029
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IL
Adt LLC of DelawareLicense 128000254Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveFishers, INExpires Aug 31, 2029
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IL
Adt LLC of DelawareLicense 128000256Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveDavenport, IAExpires Aug 31, 2029
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IL
Adt LLC of DelawareLicense 128000257Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveEast Peoria, ILExpires Aug 31, 2029
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IL
Adt LLC of DelawareLicense 128000261Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveRomeoville, ILExpired Aug 31, 2026
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IL
Adt LLC of DelawareLicense 128000307Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveMaryland Heights, MOExpires Aug 31, 2029
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IL
Advanced Data Technologies IncLicense 127001753Licensed Private Alarm Contractor Agency (Detective Board)ActiveNaperville, ILExpires Aug 31, 2029
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IL
Advanced Fire Protection and Safety IncLicense 127001590Licensed Private Alarm Contractor Agency (Detective Board)ActiveLibertyville, ILExpires Aug 31, 2029
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IL
Advanced Wiring Solutions IncLicense 127001506Licensed Private Alarm Contractor Agency (Detective Board)ActiveAlsip, ILExpired Aug 31, 2026
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IL
Advantage Electric & Technologies LLCLicense 127001400Licensed Private Alarm Contractor Agency (Detective Board)ActiveAlsip, ILExpired Aug 31, 2026
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IL
Aec Fire-Safety & Security IncLicense 127000464Licensed Private Alarm Contractor Agency (Detective Board)ActiveSpringfield, ILExpires Aug 31, 2029
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IL
ActiveMcHenry, ILExpires Aug 31, 2029
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IL
Aemma Technology Solutions IncLicense 127001510Licensed Private Alarm Contractor Agency (Detective Board)ActiveOrland Park, ILExpires Aug 31, 2029
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IL
Affiliated Customer Service IncLicense 127001342Licensed Private Alarm Contractor Agency (Detective Board)ActiveDowners Grove, ILExpires Aug 31, 2029
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IL
Affiliated Monitoring IncLicense 127001571Licensed Private Alarm Contractor Agency (Detective Board)ActiveUnion, NJExpires Aug 31, 2029
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IL
Agility Security Solutions PLLCLicense 127001893Licensed Private Alarm Contractor Agency (Detective Board)ActiveSpringfield, ILExpires Aug 31, 2029
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IL
ActiveWood Dale, ILExpires May 31, 2029
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IL
Alarm Detection Systems IncLicense 127000143Licensed Private Alarm Contractor Agency (Detective Board)ActiveAurora, ILExpires Aug 31, 2029
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IL
Alarm Detection Systems IncLicense 128000177Licensed Alarm Contractor Agency Branch Office (Detective Board)ActiveKenosha, WIExpires Aug 31, 2029
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IL
Alarm Guy Security CorporationLicense 127001819Licensed Private Alarm Contractor Agency (Detective Board)ActiveHomer Glen, ILExpires Aug 31, 2029
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IL
ActiveChicago, ILExpires Aug 31, 2029
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IL
ActiveDes Plaines, ILExpires Aug 31, 2029
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IL
Alarm Specialties and Protection IncLicense 127001045Licensed Private Alarm Contractor Agency (Detective Board)ActiveHampshire, ILExpires Aug 31, 2029