| 3XDELTA SECURITY, LLC | Business | 122001478 | SUMMIT | INACTIVE | Verify |
| PRUDENTIAL DEFENSE SOLUTIONS, INC | Business | 122001482 | CHICAGO | ACTIVE | Verify |
| STATEWIDE SECURITY & SAFETY GROUP, LLC | Business | 122001502 | CHICAGO | NOT RENEWED | Verify |
| REDHAWK CONSULTING GROUP INC | Business | 122001510 | CHICAGO | ACTIVE | Verify |
| K SECURITY & INVESTIGATIONS INC D/B/A 2ND CITY FINGERPRINTING INC | Business | 122001524 | HOMEWOOD | ACTIVE | Verify |
| BLUE CODE SPECIALIZED SECURITY SERVICES, PLLC | Business | 122001531 | COUNTRY CLUB HILLS | NOT RENEWED | Verify |
| MADIKEN SECURITY LLC | Business | 122001537 | CHICAGO | ACTIVE | Verify |
| GOLD SHIELD SECURITY INC | Business | 122001554 | ELK GROVE VILLAGE | ACTIVE | Verify |
| ELLEVEN SOLUTIONS INC. | Business | 122001564 | MONTGOMERY | ACTIVE | Verify |
| SECURITIES & INVESTIGATIONS, INC. | Business | 122001569 | SAINT CHARLES | ACTIVE | Verify |
| STAR INNOVATIVE SECURITY AGENCY, INC. | Business | 122001574 | ORLAND PARK | NOT RENEWED | Verify |
| DAT SECURITY, PLLC | Business | 122001578 | CHICAGO | ACTIVE | Verify |
| E'CLAT SECURITY GROUP PLLC | Business | 122001612 | CHICAGO | ACTIVE | Verify |
| PENSON AND GREEN SECURITY, PLLC | Business | 122001617 | CHICAGO | ACTIVE | Verify |
| JENSEN HUGHES INC | Business | 122001619 | CHICAGO | ACTIVE | Verify |
| GRIZ ILLINOIS SOLUTIONS, PLLC | Business | 122001648 | WAUKEGAN | ACTIVE | Verify |
| STEP ABOVE SECURITY, PLLC | Business | 122001668 | ROSEMONT | ACTIVE | Verify |
| RHINO SPORTS & ENTERTAINMENT SERVICES, PLLC | Business | 122001674 | CHAMPAIGN | ACTIVE | Verify |
| CENTRAL SECURITY AGENCY, INC | Business | 122001687 | CHICAGO | ACTIVE | Verify |
| CLR SECURITY & INVESTIGATION INC | Business | 122001690 | CHICAGO | ACTIVE | Verify |
| BLUE IRON INVESTIGATIONS AND SECURITY PLLC | Business | 122001711 | NILES | ACTIVE | Verify |
| PARAMOUNT INVESTIGATIONS & SECURITY INC | Business | 123000001 | CHICAGO | NOT RENEWED | Verify |
| EXECUTIVE SECURITY INC | Business | 123000006 | CHICAGO | CANCELLED | Verify |
| JACOBS & ASSOCIATES CPD INC | Business | 123000007 | LIBERTYVILLE | NOT RENEWED | Verify |
| PRO-TEC SECURITY INC | Business | 123000010 | LAGRANGE | NOT RENEWED | Verify |
| SECUR-TEC INC | Business | 123000025 | FOREST PARK | CANCELLED | Verify |
| PINKERTON'S INC | Business | 123000060 | AURORA | CLOSED | Verify |
| WELLS FARGO GUARD SERVICES | Business | 123000067 | OAKBROOK | NOT RENEWED | Verify |
| PINKERTON'S INC | Business | 123000076 | OAK LAWN | NOT RENEWED | Verify |
| GUARDSMARK INC | Business | 123000080 | SCHAUMBURG | NOT RENEWED | Verify |
| PINKERTON'S INC | Business | 123000099 | CHICAGO | NOT RENEWED | Verify |
| JJ SECURITY INC | Business | 123000116 | CHICAGO | NOT RENEWED | Verify |
| A & R SECURITY SERVICES INC | Business | 123000122 | JOLIET | NOT RENEWED | Verify |
| STAR SECURITY INC | Business | 123000123 | CHICAGO | NOT RENEWED | Verify |
| STOEHNER SECURITY SERVICE INC | Business | 123000124 | EAST ST LOUIS | NOT RENEWED | Verify |
| AMERI-GUARD OF ILLINOIS INC | Business | 123000130 | ROCKFORD | NOT RENEWED | Verify |
| O K J SECURITY & INVESTIGATIONS INC | Business | 123000187 | CHICAGO | NOT RENEWED | Verify |
| U S SECURITY ASSOCIATES INC | Business | 123000189 | BLOOMINGTON | NOT RENEWED | Verify |
| JUSTICE INVESTIGATIONS & SECURITY INC | Business | 123000192 | CHICAGO | NOT RENEWED | Verify |
| PHOENIX SECURITY AGENCY INC | Business | 123000196 | KANKAKEE | NOT RENEWED | Verify |
| PHOENIX SECURITY AGENCY INC | Business | 123000197 | ROCK FALLS | NOT RENEWED | Verify |
| REGIONAL SECURITY | Business | 123000201 | CHICAGO | NOT RENEWED | Verify |
| BENECO INDUSTRIES INC | Business | 123000202 | GLENVIEW | NOT RENEWED | Verify |
| PER MAR INVESTIGATION SERVICE INC | Business | 123000204 | QUINCY | NOT RENEWED | Verify |
| G4S SECURE SOLUTIONS (USA) INC | Business | 123000205 | BLOOMINGTON | INACTIVE | Verify |
| SECURITY SERVICES INC | Business | 123000214 | SPRINGFIELD | NOT RENEWED | Verify |
| G4S SECURE SOLUTIONS (USA) INC | Business | 123000219 | CHICAGO | INACTIVE | Verify |
| DIGNITARY PROTECTIVE SERVICES INC | Business | 123000221 | CHICAGO | NOT RENEWED | Verify |
| INTERNATIONAL DETECTIVES & PROTECTIVE SERVICE | Business | 123000223 | MARSEILLES | NOT RENEWED | Verify |
| ASI SECURITY INC | Business | 123000228 | ROCKFORD | NOT RENEWED | Verify |