| YALE ENFORCEMENT SERVICES INC | Business | 123000072 | CHAMPAIGN | NOT RENEWED | Verify |
| J K GUARDIAN SECURITY SERVICES INC | Business | 123000074 | WEST CHICAGO | NOT RENEWED | Verify |
| MID-CONTINENT SECURITY AGENCY INC | Business | 123000078 | CHICAGO | NOT RENEWED | Verify |
| JJ SECURITY INC | Business | 123000088 | WEST CHICAGO | NOT RENEWED | Verify |
| STANLEY SMITH SECURITY INC | Business | 123000098 | CHICAGO | CLOSED | Verify |
| NORTHWEST CORPORATE PROTECTION | Business | 123000100 | ROCKFORD | INOPERATIVE | Verify |
| CONTINENTAL SECURITY SERVICES, LTD | Business | 123000113 | WOOD DALE | NOT RENEWED | Verify |
| MARTIN SECURITY INC | Business | 123000115 | SOUTH BELOIT | NOT RENEWED | Verify |
| INTERNATIONAL TOTAL SERVICES INC | Business | 123000117 | CHICAGO | NOT RENEWED | Verify |
| INTERNATIONAL TOTAL SERVICES INC | Business | 123000118 | PEORIA | NOT RENEWED | Verify |
| INTERNATIONAL TOTAL SERVICES INC | Business | 123000119 | CHICAGO | NOT RENEWED | Verify |
| CITY WIDE SECURITY INC | Business | 123000134 | CHICAGO | CANCELLED | Verify |
| PINKERTON'S INC | Business | 123000141 | CHICAGO | NOT RENEWED | Verify |
| JUSTICE INVESTIGATIONS & SECURITY INC | Business | 123000152 | CHICAGO | NOT RENEWED | Verify |
| ANDOVER DETECTIVE AGENCY | Business | 123000153 | ELBURN | NOT RENEWED | Verify |
| EWING-LUNDBERG AND ASSOCIATES INC | Business | 123000167 | SPRINGFIELD | CLOSED | Verify |
| RRJT ENTERPRISES INC | Business | 123000168 | ROCK FALLS | NOT RENEWED | Verify |
| ON GUARD SECURITY/SENTINEL CORPS PATROL | Business | 123000177 | CHICAGO | NOT RENEWED | Verify |
| ON GUARD SECURITY/SENTINEL CORPS PATROL | Business | 123000186 | CHICAGO | NOT RENEWED | Verify |
| BRIAN W STEWART & ASSOCIATES INC | Business | 123000194 | STERLING | NOT RENEWED | Verify |
| COUNTYWIDE DETECTIVE & SECURITY AGENCY INC | Business | 123000206 | CHICAGO | NOT RENEWED | Verify |
| LAGARDA SECURITY | Business | 123000213 | CHICAGO | NOT RENEWED | Verify |
| UNLIMITED GROUP SERVICES INCORPORATED | Business | 123000218 | SPRINGFIELD | NOT RENEWED | Verify |
| SILVERHAWK SECURITY SPECIALISTS INC | Business | 123000231 | ROCHELLE | NOT RENEWED | Verify |
| ECHO INVESTIGATIONS | Business | 123000235 | STREAMWOOD | NOT RENEWED | Verify |
| MCCOY SECURITY INC | Business | 123000241 | SCHILLER PARK | NOT RENEWED | Verify |
| METRO CONSULTANTS & SECURITY INC | Business | 123000242 | CHATHAM | NOT RENEWED | Verify |
| SECURITY SERVICES INC | Business | 123000243 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| YALE ENFORCEMENT SERVICES INC | Business | 123000247 | WESTCHESTER | NOT RENEWED | Verify |
| SECURITAS SECURITY SERVICES USA INC | Business | 123000263 | CHICAGO | NOT RENEWED | Verify |
| PAGE SECURITY INC | Business | 123000266 | KANKAKEE | NOT RENEWED | Verify |
| GARDA SECURITY INC | Business | 123000280 | MELROSE PARK | NOT RENEWED | Verify |
| SECURITAS SECURITY SERVICES USA INC | Business | 123000331 | CHICAGO | NOT RENEWED | Verify |
| TITAN SECURITY SERVICES INC | Business | 123000334 | DOWNERS GROVE | ACTIVE | Verify |
| PER MAR SECURITY AND RESEARCH CORP | Business | 123000361 | LOVES PARK | ACTIVE | Verify |
| PER MAR SECURITY AND RESEARCH CORP | Business | 123000362 | WESTCHESTER | ACTIVE | Verify |
| PER MAR SECURITY AND RESEARCH CORP | Business | 123000363 | QUINCY | ACTIVE | Verify |
| ALLIEDBARTON SECURITY SERV LLC | Business | 123000366 | MOLINE | CLOSED | Verify |
| MYDATT SERVICES INC | Business | 123000369 | MOLINE | NOT RENEWED | Verify |
| UNIVERSAL PROTECTION SERVICE LLC | Business | 123000378 | ROSEMONT | ACTIVE | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000380 | TUSCOLA | CLOSED | Verify |
| THE WHITESTONE GROUP OF OHIO INC | Business | 123000386 | AURORA | ACTIVE | Verify |
| PROFESSIONAL SECURITY CONSULTANTS INC | Business | 123000397 | JOLIET | NOT RENEWED | Verify |
| ON-LINE SECURITY SYSTEMS LLC | Business | 123000399 | LELAND | NOT RENEWED | Verify |
| PER MAR SECURITY AND RESEARCH CORP | Business | 123000401 | BELLEVILLE | NOT RENEWED | Verify |
| ANDY FRAIN SERVICES INC | Business | 123000408 | LOMBARD | CLOSED | Verify |
| PINNACLE SECURITY SERVICES LLC | Business | 123000409 | TUSCOLA | CLOSED | Verify |
| PRUDENTIAL SECURITY INC | Business | 123000419 | SOUTH HOLLAND | NOT RENEWED | Verify |
| SOS SECURITY OF ILLINOIS LLC | Business | 123000444 | CHICAGO | CLOSED | Verify |
| P4 SECURITY SOLUTIONS LLC | Business | 123000455 | GALENA | ACTIVE | Verify |