| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| MDI SECURITY PLLC | Business | 127001788 | MONEE | ACTIVE | Verify |
| ANTARCTIC MECHANICAL SERVICES | Business | 127001791 | WOODRIDGE | ACTIVE | Verify |
| IWIRE TECHNOLOGIES LLC | Business | 127001806 | ELGIN | ACTIVE | Verify |
| INTEGRATED DESIGN SPECIALISTS, PLLC | Business | 127001822 | MOUNT PROSPECT | ACTIVE | Verify |
| SILVER STAR TECHNOLOGY | Business | 127001825 | ROLLING MEADOWS | ACTIVE | Verify |
| KACE COMMUNICATIONS PLLC | Business | 127001827 | GURNEE | ACTIVE | Verify |
| CMD SECURITY SOLUTIONS, INC | Business | 127001829 | SCHAUMBURG | ACTIVE | Verify |
| CCA SERVICES INC | Business | 127001850 | MOKENA | ACTIVE | Verify |
| ELITE TECHNOLOGY SYSTEMS, PLLC | Business | 127001852 | BIG ROCK | ACTIVE | Verify |
| TK AUDIO VISUAL | Business | 127001874 | BEECHER | ACTIVE | Verify |
| FIRE DETECTION CONSULTANTS, PLLC | Business | 127001880 | LOCKPORT | ACTIVE | Verify |
| BLACKBIRD FIRE AND SECURITY, PLLC | Business | 127001883 | SCHAUMBURG | ACTIVE | Verify |
| FESSI-ILLINI FIRE, PLLC | Business | 127001897 | MATTOON | ACTIVE | Verify |
| J M WHITE INVESTIGATION SERVICE | Business | 229012614 | ROCK ISLAND | NOT RENEWED | Verify |
| SENTRY SECURITY SERVICES | Business | 122000009 | SAUK VILLAGE | NOT RENEWED | Verify |
| INTERNATIONAL DETECTIVES & PROTECTIVE SERVICE | Business | 122000028 | CHICAGO | NOT RENEWED | Verify |
| ACME SECRET SERVICE LTD | Business | 122000031 | ELMWOOD PARK | NOT RENEWED | Verify |
| MONTCLAIR DETECTIVE AGENCY | Business | 122000032 | CHICAGO | CANCELLED | Verify |
| BARON SECURITY CO | Business | 122000044 | CHICAGO | NOT RENEWED | Verify |
| INTERSTATE INVESTIGATIONS AGENCY | Business | 122000048 | LANSING | NOT RENEWED | Verify |
| HART SECURITY INC | Business | 122000055 | ORLAND PARK | ACTIVE | Verify |
| H D NEWCOMB PRIVATE INVESTIGATIONS | Business | 122000071 | ROCKFORD | NOT RENEWED | Verify |
| INTERSEC ASSOCIATES | Business | 122000072 | CHICAGO HEIGHTS | NOT RENEWED | Verify |
| BENECO INDUSTRIES INC | Business | 122000090 | CALUMET PARK | NOT RENEWED | Verify |
| K AND R SECURITY MANAGEMENT SERVICES | Business | 122000092 | CHICAGO HEIGHTS | NOT RENEWED | Verify |
| WOODALL AND WOODALL | Business | 122000095 | SIGEL | NOT RENEWED | Verify |
| KEYLESS SECURITY CORP | Business | 122000100 | CHICAGO | NOT RENEWED | Verify |
| BROCK INTERNATIONAL SECURITY CORP | Business | 122000103 | VERNON HILLS | NOT RENEWED | Verify |
| TANNA SECURITY SERVICES INC | Business | 122000108 | CHICAGO | NOT RENEWED | Verify |
| EAGLE PROTECTION CORPORATION | Business | 122000110 | SUMMIT | NOT RENEWED | Verify |
| AMERICAN DISTRICT TELEGRAPH CO | Business | 122000112 | ELMHURST | NOT RENEWED | Verify |
| GLOBE SECURITY SYSTEMS CO | Business | 122000114 | HOMEWOOD | NOT RENEWED | Verify |
| RRS INC | Business | 122000120 | NAPERVILLE | INOPERATIVE | Verify |
| EDWARD R KIRBY AND ASSOCIATES INC | Business | 122000121 | OAK PARK | NOT RENEWED | Verify |
| BUILDING SAFEGUARD SYSTEM INC | Business | 122000126 | CHICAGO | NOT RENEWED | Verify |
| RA-CO SECURITY SERVICES INC | Business | 122000127 | BRADLEY | CANCELLED | Verify |
| OHLSON INVESTIGATION & SECURITY SERVICE INC | Business | 122000131 | ROSELLE | NOT RENEWED | Verify |
| NORTHWEST SEC SERV & | Business | 122000135 | HARWOOD HEIGHTS | NOT RENEWED | Verify |
| SENTRY INVESTIGATIONS AND SECURITY INC | Business | 122000142 | OAK LAWN | CANCELLED | Verify |
| KNIGHTWATCH SECURITY | Business | 122000147 | CHICAGO | CANCELLED | Verify |
| WOODS LUX & SALVATORE INVESTIGATIONS LTD | Business | 122000149 | CHICAGO | CLOSED | Verify |
| P J O'CONNELL & ASSOCS DETECT AGCY LTD | Business | 122000150 | CHICAGO | NOT RENEWED | Verify |
| GUARDSMARK INC | Business | 122000170 | OAK BROOK | NOT RENEWED | Verify |
| IPC INTERNATIONAL CORP | Business | 122000178 | DEERFIELD | NOT RENEWED | Verify |
| GUARD SERVICES INC | Business | 122000185 | PEORIA | NOT RENEWED | Verify |
| MARK V SECURITY AGENCY | Business | 122000188 | ELGIN | NOT RENEWED | Verify |
| STAR DETECTIVE AND SECURITY AGENCY INC | Business | 122000198 | CHICAGO | NOT RENEWED | Verify |
| D M C SECURITY SERVICES INC | Business | 122000202 | EVERGREEN PARK | NOT RENEWED | Verify |
| C P SECURITY SERVICE | Business | 122000203 | SOUTH HOLLAND | NOT RENEWED | Verify |
| INDUSTRIAL PATROL SERVICE CORP | Business | 122000204 | CHICAGO | NOT RENEWED | Verify |