| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| COMPUTERIZED INFORMATION SERVICES INC | Business | 117001044 | NORTHBROOK | ACTIVE | Verify |
| COMSEC | Business | 201000237 | HILLSIDE | ACTIVE | Verify |
| COMSEC INC | Business | 117000450 | GLEN ELLYN | CANCELLED | Verify |
| COMSEC INC | Business | 127000525 | CHICAGO | NOT RENEWED | Verify |
| COMSTAR INC | Business | 127001046 | WOOD DALE | CLOSED | Verify |
| COMTECH SECURITY AND LOSS PREVENTION INC | Business | 127001370 | SPRING GROVE | NOT RENEWED | Verify |
| COMTECH SECURITY LLC | Business | 127001337 | LEMONT | NOT RENEWED | Verify |
| CON DATA CONSULTANTS | Business | 117000764 | ST CHARLES | NOT RENEWED | Verify |
| CONCENTRIC INTEGRATION | Business | 127001481 | CRYSTAL LAKE | ACTIVE | Verify |
| CONCOR SECURITY INC | Business | 122000212 | CHICAGO | NOT RENEWED | Verify |
| CONCOR SECURITY INC | Business | 117000178 | CHICAGO | NOT RENEWED | Verify |
| CONDOR GROUP INTERNATIONAL INC | Business | 117001080 | WEST CHICAGO | NOT RENEWED | Verify |
| CONDOR INTERNATIONAL INC | Business | 117000941 | WEST CHICAGO | INOPERATIVE | Verify |
| CONDOR INVESTIGATIVE AGENCY INC | Business | 117000948 | NAPERVILLE | NOT RENEWED | Verify |
| CONFIDENTIAL AND SECURE | Business | 117001286 | CHICAGO | NOT RENEWED | Verify |
| CONFIDENTIAL BUSINESS RESOURCES INC | Business | 117001138 | SCHAUMBURG | CLOSED | Verify |
| CONFIDENTIAL COVER LTD | Business | 122000243 | CHICAGO | NOT RENEWED | Verify |
| CONFIDENTIAL COVER LTD | Business | 117000341 | CHICAGO | NOT RENEWED | Verify |
| CONFIDENTIAL INVESTIGATION CONSULTANTS INC | Business | 117001440 | BEECHER | NOT RENEWED | Verify |
| CONFIDENTIAL INVESTIGATIONS INTL INC | Business | 117000795 | WHEATON | NOT RENEWED | Verify |
| CONFIDENTIAL INVESTIGATIONS, INC. | Business | 117001019 | BENSENVILLE | NOT RENEWED | Verify |
| CONFIDENTIAL INVESTIGATIVE CONSULTANTS INC | Business | 122000477 | CHICAGO | NOT RENEWED | Verify |
| CONFIDENTIAL INVESTIGATIVE CONSULTANTS INC | Business | 117000544 | CHICAGO | INOPERATIVE | Verify |
| CONFIDENTIAL INVESTIGATIVE SERVICES INC | Business | 117001052 | ALSIP | NOT RENEWED | Verify |
| CONFIDENTIAL SERVICES LIMITED | Business | 117000205 | CHICAGO | NOT RENEWED | Verify |
| CONNECT CHICAGO | Business | 127000888 | CHICAGO | INOPERATIVE | Verify |
| CONNECTED COMMUNITY INC | Business | 127001424 | KANKAKEE | NOT RENEWED | Verify |
| CONNECTED TECHNOLOGIES LLC | Business | 127001562 | CRYSTAL LAKE | NOT RENEWED | Verify |
| CONNER'S ALARM CONTRACTOR AGCY | Business | 127000507 | MULKEYTOWN | NOT RENEWED | Verify |
| CONNER'S DETECTIVE AGENCY | Business | 117000431 | MULKEYTOWN | INOPERATIVE | Verify |
| CONNER'S SECURITY CONTRACTOR AGCY | Business | 122000377 | MULKEYTOWN | NOT RENEWED | Verify |
| CONNOR ELECTRIC SERVICES INC | Business | 127001615 | SCHAUMBURG | ACTIVE | Verify |
| CONOVER DETECTIVE AGENCY INC | Business | 117000581 | PEKIN | INOPERATIVE | Verify |
| CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS INC | Business | 127001647 | MATTOON | NOT RENEWED | Verify |
| CONSOLIDATED PROFESSIONAL INVESTIGATIONS | Business | 117000531 | SCHAUMBURG | NOT RENEWED | Verify |
| CONSTABLE SERVICES INC | Business | 117001125 | SCHAUMBURG | NOT RENEWED | Verify |
| CONSTABLE SERVICES INC | Business | 122000846 | SCHAUMBURG | INOPERATIVE | Verify |
| CONSTANT SECURITY SYSTEMS INC | Business | 127000275 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| CONSULTANTS IV INC | Business | 117000213 | PARK FOREST | NOT RENEWED | Verify |
| CONSULTANTS IV INC | Business | 122000281 | PARK FOREST | NOT RENEWED | Verify |
| CONTECH INC | Business | 127000542 | ROLLING MEADOWS | NOT RENEWED | Verify |
| CONTEMPORARY HOME SYSTEMS | Business | 127000779 | WAUCONDA | NOT RENEWED | Verify |
| CONTEMPORARY INVESTIGATIONS | Business | 102000221 | CAROL STREAM | ACTIVE | Verify |
| CONTEMPORARY INVESTIGATIONS | Business | 117000865 | WHEATON | INOPERATIVE | Verify |
| CONTINENTAL BUREAU OF | Business | 122000637 | CHICAGO | NOT RENEWED | Verify |
| CONTINENTAL BUREAU OF INVEST & SEC INC | Business | 117000460 | CHICAGO | NOT RENEWED | Verify |
| CONTINENTAL CASUALTY COMPANY | Business | 120500186 | CHICAGO | ACTIVE | Verify |
| CONTINENTAL ELECTRICAL CONSTRUCTION CO | Business | 127000246 | OAK BROOK | NOT RENEWED | Verify |
| CONTINENTAL ILLINOIS | Business | 120500025 | CHICAGO | NOT RENEWED | Verify |
| CONTINENTAL INVESTIGATION AGENCY | Business | 117001104 | DOWNERS GROVE | NOT RENEWED | Verify |