| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| THE KNOROK DETECTIVE AGENCY | Business | 117000060 | LYONS | NOT RENEWED | Verify |
| K AND W DETECTIVE AGCY | Business | 117000076 | CHICAGO | CANCELLED | Verify |
| CALDERONE AND ASSOCIATES | Business | 117000077 | CHICAGO | NOT RENEWED | Verify |
| EASTERN ILLINOIS DETECTIVE AGENCY INC | Business | 117000078 | DANVILLE | CANCELLED | Verify |
| WORLD WIDE INVESTIGATIONS | Business | 117000095 | WOODDALE | NOT RENEWED | Verify |
| J J CERETTO INVESTIGATIVE AGCY INC | Business | 117000096 | LOMBARD | CANCELLED | Verify |
| TRIANGLE INVESTIGATIONS | Business | 117000099 | CHICAGO | CANCELLED | Verify |
| ROME SECURITY & INVESTIGATIONS | Business | 117000105 | CHICAGO | INOPERATIVE | Verify |
| MCCOYS INVESTIGATIVE | Business | 117000109 | HANOVER PARK | NOT RENEWED | Verify |
| JOHN R DAVIS ASSOC INC | Business | 117000149 | GLENVIEW | NOT RENEWED | Verify |
| ERS SECURITY & DETECTIVE AGENCY INC | Business | 117000155 | HARVEY | NOT RENEWED | Verify |
| BALLEW SECURITY SERVICES | Business | 117000164 | CHICAGO | CANCELLED | Verify |
| ACTION SECURITY COMPANY INC | Business | 117000183 | CHICAGO | NOT RENEWED | Verify |
| INDUSTRIAL SECURITY SPECIALISTS INC | Business | 117000188 | LISLE | NOT RENEWED | Verify |
| AMERICAN DETECTIVE AGENCY INC | Business | 117000194 | OAK FOREST | INOPERATIVE | Verify |
| HOMELAND SECURITY AGENCY INC | Business | 117000196 | CHICAGO | NOT RENEWED | Verify |
| CRABTREE DETECTIVE AGENCY INC | Business | 117000203 | ADDISON | CANCELLED | Verify |
| CONSULTANTS IV INC | Business | 117000213 | PARK FOREST | NOT RENEWED | Verify |
| THE ARGUS AGENCY INC | Business | 117000215 | PARK RIDGE | NOT RENEWED | Verify |
| THE ARGUS AGENCY INC | Business | 117000215 | PARK RIDGE | NOT RENEWED | Verify |
| CITY WIDE DETECT AGCY AND SEC PATROL INC | Business | 117000226 | CHICAGO | NOT RENEWED | Verify |
| M S I SECURITY INC | Business | 117000247 | WONDER LAKE | NOT RENEWED | Verify |
| UNITED STATES SECURITY SERVICE CORP | Business | 117000254 | WHEATON | NOT RENEWED | Verify |
| GAINES CONSULTING AND INVESTIGATION OF IL | Business | 117000270 | ROCKFORD | CLOSED | Verify |
| REGIONAL INVESTIGATORS INC | Business | 117000274 | LINCOLN | NOT RENEWED | Verify |
| KELLY DETECTIVE AGENCY LTD | Business | 117000276 | CHAMPAIGN | NOT RENEWED | Verify |
| GUARDSMARK INC | Business | 117000283 | OAK BROOK | NOT RENEWED | Verify |
| THE INVESTIGATORS | Business | 117000291 | SPRINGFIELD | NOT RENEWED | Verify |
| SLOCOMB DETECTIVE SERVICE | Business | 117000294 | WOODRIDGE | NOT RENEWED | Verify |
| ROSS F FRIEDMAN AND ASSOCIATES | Business | 117000297 | EVANSTON | NOT RENEWED | Verify |
| SAFEGUARD SECURITY INTELLIGENCE CO | Business | 117000298 | MOUNT PROSPECT | INOPERATIVE | Verify |
| ARNOLD M DIAMOND LTD | Business | 117000307 | LINCOLNWOOD | NOT RENEWED | Verify |
| EDWARD P LOWE INC | Business | 117000315 | MELROSE PARK | NOT RENEWED | Verify |
| PROFESSIONAL SAFEGUARDS INC | Business | 117000316 | CHICAGO | CANCELLED | Verify |
| ALLIED SECURITY INC | Business | 117000331 | WESTCHESTER | CANCELLED | Verify |
| VAN ELLA INC | Business | 117000338 | CHICAGO | NOT RENEWED | Verify |
| KEYSTONE SERVICE CORPORATION | Business | 117000342 | SPRINGFIELD | NOT RENEWED | Verify |
| STANLEY SMITH SECURITY INC | Business | 117000354 | NAPERVILLE | CLOSED | Verify |
| R B SONNEVELD INC | Business | 117000384 | SOUTH HOLLAND | NOT RENEWED | Verify |
| THE RELIABLE SERVICE | Business | 117000400 | WESTERN SPRINGS | NOT RENEWED | Verify |
| DARK STAR DETECTIVE AGENCY | Business | 117000405 | MOUNT VERNON | NOT RENEWED | Verify |
| FINGERHUTH PROTECTIVE SERVICES | Business | 117000411 | CHICAGO | NOT RENEWED | Verify |
| EXCLUSIVE INVESTIGATIVE SERVICES | Business | 117000414 | CHICAGO | NOT RENEWED | Verify |
| DENNIS SECURITY & INVESTIGATIONS INC | Business | 117000421 | BOLINGBROOK | NOT RENEWED | Verify |
| NATIONAL SEC PATROL & INVESTIGATION AGCY | Business | 117000427 | CHICAGO | NOT RENEWED | Verify |
| ASI SECURITY INC | Business | 117000436 | HILLSIDE | ACTIVE | Verify |
| CHARLES H BUDDE AND ASSOCIATES INC | Business | 117000438 | GENEVA | NOT RENEWED | Verify |
| FOREST SECURITY SYSTEMS INC | Business | 117000456 | RIVER GROVE | INOPERATIVE | Verify |
| LIBERTY SECURITY INC | Business | 117000470 | OAK LAWN | INOPERATIVE | Verify |
| GUARDIAN PROTECTIVE SERVICES INC | Business | 117000480 | ROCKFORD | NOT RENEWED | Verify |