| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| TRUE SECURITY GROUP PLLC | Business | 127001778 | BROADVIEW | INOPERATIVE | Verify |
| TAILORED SECURITY LLC | Business | 127001797 | HUNTLEY | ACTIVE | Verify |
| PRO SECURITY PLLC | Business | 127001799 | WHEELING | ACTIVE | Verify |
| SCIENTEL SOLUTIONS PLLC | Business | 127001821 | LOMBARD | ACTIVE | Verify |
| VP FIRE & SECURITY, INC. | Business | 127001831 | TEUTOPOLIS | ACTIVE | Verify |
| VSG ELECTRICAL CO | Business | 127001837 | ELBURN | ACTIVE | Verify |
| PAYTON FIRE & SECURITY INC | Business | 127001843 | SOUTH HOLLAND | ACTIVE | Verify |
| SECURITAS HEALTHCARE, PLLC | Business | 127001844 | LISLE | ACTIVE | Verify |
| ALLIED UNIVERSAL TECHNOLOGY SERVICES, PLLC | Business | 127001845 | LOMBARD | ACTIVE | Verify |
| CDW LLC | Business | 127001848 | VERNON HILLS | ACTIVE | Verify |
| AMC TELEPHONE SERVICE INC. | Business | 127001853 | BURR RIDGE | ACTIVE | Verify |
| S&P INTEGRATED SOLUTIONS, PLLC | Business | 127001857 | ELK GROVE VILLAGE | ACTIVE | Verify |
| D & D FIRE & SECURITY, INC. | Business | 127001866 | FRANKFORT | ACTIVE | Verify |
| SECURITY LOCK TECHNOLOGIES | Business | 127001885 | HANOVER PARK | ACTIVE | Verify |
| ALERT FIRE SYSTEMS, INC | Business | 127001887 | TINLEY PARK | ACTIVE | Verify |
| MERIDIAN ALARM SYSTEMS INC | Business | 127001891 | LINCOLNSHIRE | ACTIVE | Verify |
| THE BEST SMART HOME | Business | 127001902 | ARLINGTON HEIGHTS | ACTIVE | Verify |
| SECURUS FIRE AND LIFE SAFETY, INC. | Business | 127001903 | MOKENA | ACTIVE | Verify |
| QUAD CITY ROOFING | Business | 230009594 | ROCK ISLAND | ACTIVE | Verify |
| L R LEWISON INTL SECURITY SERVS & INVEST | Business | 127000003 | CHICAGO | NOT RENEWED | Verify |
| FACT FINDERS INTERNATIONAL | Business | 127000005 | CHICAGO | CANCELLED | Verify |
| METRO DETECTIVE AND SECURITY AGENCY | Business | 127000006 | CHICAGO | CANCELLED | Verify |
| JOHN MCGINLEY SPECIAL SERVICES | Business | 127000008 | LOMBARD | NOT RENEWED | Verify |
| H D NEWCOMB PRIVATE INVESTIGATIONS | Business | 127000016 | ROCKFORD | CLOSED | Verify |
| DETAIL SECURITY AND INVESTIGATIONS | Business | 127000017 | ST CHARLES | NOT RENEWED | Verify |
| NEVILLE DETECTIVE AGENCY | Business | 127000018 | CHICAGO | NOT RENEWED | Verify |
| FROST SECURITY SERVICE | Business | 127000025 | MACOMB | NOT RENEWED | Verify |
| RA-CO SECURITY SERVICES INC | Business | 127000034 | BRADLEY | NOT RENEWED | Verify |
| SAFE SECURITY SERVICES INC | Business | 127000036 | CHICAGO | NOT RENEWED | Verify |
| OHLSON INVESTIGATION | Business | 127000039 | BLOOMINGDALE | NOT RENEWED | Verify |
| KNIGHTWATCH SECURITY | Business | 127000048 | CHICAGO | CANCELLED | Verify |
| CORPORATE SECURITY INC | Business | 127000049 | CHICAGO | NOT RENEWED | Verify |
| IMPERIAL GUARD SERVICE INC | Business | 127000050 | ELMWOOD PARK | NOT RENEWED | Verify |
| NETWORK SECURITY INC | Business | 127000057 | CHICAGO | NOT RENEWED | Verify |
| ZENON J PET JR ALARM | Business | 127000063 | CHICAGO | NOT RENEWED | Verify |
| RALPH G GRAHAM SECURITY AGENCY | Business | 127000065 | CHICAGO | NOT RENEWED | Verify |
| MARVIN A FRANCIS | Business | 127000077 | LAGRANGE PARK | NOT RENEWED | Verify |
| OMNI I ELECTRONICS INC | Business | 127000079 | CHICAGO | ACTIVE | Verify |
| CORNILS SECURITY SYSTEMS | Business | 127000082 | SYCAMORE | NOT RENEWED | Verify |
| AIMS PROTECTIVE SERVICES | Business | 127000094 | CHICAGO | INOPERATIVE | Verify |
| CUNNINGHAM ELECTRIC COMPANY | Business | 127000097 | BROWNS | NOT RENEWED | Verify |
| QUALITY ALARM SYSTEMS INC | Business | 127000098 | ALSIP | ACTIVE | Verify |
| D AND I ELECTRONICS | Business | 127000113 | PLAINFIELD | NOT RENEWED | Verify |
| ELLIOTTS ELECTRONICS | Business | 127000116 | CHICAGO | NOT RENEWED | Verify |
| LIFE SAFETY DESIGN | Business | 127000117 | DANVILLE | NOT RENEWED | Verify |
| WEBB ELECTRIC COMPANY | Business | 127000122 | MATTOON | NOT RENEWED | Verify |
| ILLINOIS ALARM SYSTEM INC | Business | 127000123 | BELLEVILLE | NOT RENEWED | Verify |
| MORSE ELECTRIC INC | Business | 127000133 | FREEPORT | NOT RENEWED | Verify |
| PINNER ELECTRIC COMPANY | Business | 127000137 | BROOKFIELD | NOT RENEWED | Verify |
| LLOYDS SECURITY ALARM SYSTEMS INC | Business | 127000141 | MORTON GROVE | NOT RENEWED | Verify |