| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| AP PRIVATE DETECTIVE & SECURITY AGENCY LTD | Business | 117001371 | HAZELCREST | ACTIVE | Verify |
| AP PRIVATE DETECTIVE & SECURITY AGENCY LTD | Business | 262000020 | HAZELCREST | ACTIVE | Verify |
| AP PRIVATE DETECTIVE & SECURITY AGENCY LTD | Business | 122001117 | HAZELCREST | ACTIVE | Verify |
| APEX INVESTIGATIONS LLC | Business | 117001539 | GREENVILLE | NOT RENEWED | Verify |
| APEX3 SECURITY LLC | Business | 122001272 | CHICAGO | NOT RENEWED | Verify |
| APEX3 SYSTEMS LLC | Business | 127001663 | STREAMWOOD | INOPERATIVE | Verify |
| API ALARM SYSTEMS | Business | 127000124 | FRANKLIN PARK | NOT RENEWED | Verify |
| API GROUP LIFE SAFETY USA PLLC | Business | 127001882 | EFFINGHAM | ACTIVE | Verify |
| APIC-A PRIVATE INVESTIGATIONS COMPANY | Business | 117001226 | BELVIDERE | NOT RENEWED | Verify |
| APOLLO CENTRAL PROTECTION INC | Business | 127000330 | CHICAGO | NOT RENEWED | Verify |
| APOLLO DETECTIVE AGENCY INC | Business | 122000123 | CALUMET PARK | NOT RENEWED | Verify |
| APOLLO DETECTIVE AGENCY INC | Business | 127000906 | CALUMET PARK | NOT RENEWED | Verify |
| APOLLO DETECTIVE AGENCY INC | Business | 117000163 | CALUMET PARK | NOT RENEWED | Verify |
| APOLLO SECURITY INTERNATIONAL INC | Business | 122001314 | DEERFIELD | NOT RENEWED | Verify |
| APPLIED COMMUNICATIONS GROUP INC | Business | 127001229 | SCHAUMBURG | ACTIVE | Verify |
| APPLIED INVESTIGATIVE ANALYSIS | Business | 117001216 | PRAIRIE GROVE | NOT RENEWED | Verify |
| APPLIED NETWORK CONCEPTS INC | Business | 127001487 | LISLE | ACTIVE | Verify |
| APPROVED LOSS PREVENTION SYSTEMS INC | Business | 127000377 | SCHAUMBURG | NOT RENEWED | Verify |
| APPROVED TRAINING WAIVER | Business | 265000004 | SPRINGFIELD | ACTIVE | Verify |
| APPROVED TRAINING WAIVER | Business | 102000091 | SPRINGFIELD | ACTIVE | Verify |
| APPROVED TRAINING WAIVER | Business | 129392382 | SPRINGFIELD | ACTIVE | Verify |
| APPROVED TRAINING WAIVER | Business | 264000004 | SPRINGFIELD | ACTIVE | Verify |
| APPROVED TRAINING WAIVER | Business | 263000456 | SPRINGFIELD | ACTIVE | Verify |
| APS CONSULTANTS INCORPORATED | Business | 120500137 | CHICAGO | NOT RENEWED | Verify |
| APS HOME TECHNOLOGY INC | Business | 127001690 | PARK RIDGE | NOT RENEWED | Verify |
| AQUA VIDEO AND SECURITY, LLC | Business | 127001754 | AURORA | ACTIVE | Verify |
| ARAPAHO SECURITY & INVESTIGATIONS INC | Business | 122000343 | CHICAGO | NOT RENEWED | Verify |
| ARAPAHO SECURITY AND | Business | 117000403 | CHICAGO | NOT RENEWED | Verify |
| ARC COMMUNICATIONS INC | Business | 127000180 | CHICAGO | NOT RENEWED | Verify |
| ARC LIGHT INVESTIGATIVE SERVICES INC | Business | 117001674 | CALUMET CITY | ACTIVE | Verify |
| ARCANUM DETECTIVE SERVICE | Business | 122000025 | ROBBINS | NOT RENEWED | Verify |
| ARCANUM DETECTIVE SERVICE | Business | 117000028 | ROBBINS | NOT RENEWED | Verify |
| ARCHANGEL INVESTIGATIONS & PROTECTION INC | Business | 118000300 | CHICAGO | NOT RENEWED | Verify |
| ARCHANGEL SECURITY INC | Business | 122000766 | CHICAGO | NOT RENEWED | Verify |
| ARCHER DANIELS MIDLAND COMPANY | Business | 120500144 | DECATUR | NOT RENEWED | Verify |
| ARCHROUTE, PLLC | Business | 262000177 | PARK RIDGE | ACTIVE | Verify |
| ARCHVIEW SECURITY CORP | Business | 127001823 | CHICAGO | INOPERATIVE | Verify |
| ARDENT ALARM LLC | Business | 127001736 | SAINT CHARLES | ACTIVE | Verify |
| AREA PROTECTIVE SYSTEMS | Business | 201000163 | DOWNERS GROVE | CLOSED | Verify |
| ARES GROUP INC | Business | 122001027 | ARGONNE | NOT RENEWED | Verify |
| ARGEE INVESTIGATIONS | Business | 117000041 | CRETE | INOPERATIVE | Verify |
| ARGENBRIGHT SECURITY | Business | 123000191 | CHICAGO | NOT RENEWED | Verify |
| ARGENBRIGHT SECURITY | Business | 123000166 | CHICAGO | NOT RENEWED | Verify |
| ARGENBRIGHT SECURITY | Business | 123000190 | CHICAGO | NOT RENEWED | Verify |
| ARGENBRIGHT SECURITY | Business | 122000658 | CHICAGO | INOPERATIVE | Verify |
| ARGENT SERVICES INC | Business | 122000295 | DOWNERS GROVE | INOPERATIVE | Verify |
| ARGON ELECTRIC COMPANY INC | Business | 127000296 | ROSEMONT | INOPERATIVE | Verify |
| ARGUS SERVICES INC | Business | 262000055 | OAK BROOK | NOT RENEWED | Verify |
| ARGUS SERVICES INC | Business | 117000949 | OAK BROOK | NOT RENEWED | Verify |
| ARGUS SYSTEMS INC | Business | 117001685 | BUFFALO GROVE | NOT RENEWED | Verify |