| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| MILLENNIUM INVESTIGATIONS INC | Business | 118000204 | ELGIN | NOT RENEWED | Verify |
| MILNES-BAUER INVESTIGATIVE GROUP LTD | Business | 117000582 | SCHILLER PARK | NOT RENEWED | Verify |
| MILNES-BAUER INVESTIGATIVE GROUP LTD | Business | 118000083 | SCHILLER PARK | NOT RENEWED | Verify |
| MILO MILLER ELECTRIC | Business | 127000685 | BUFFALO GROVE | NOT RENEWED | Verify |
| MINUTEMAN SECURITY COMPANY | Business | 122000700 | CRYSTAL LAKE | NOT RENEWED | Verify |
| MIROCHA SHAW & ASSOCIATES LLC | Business | 117001366 | ORLAND PARK | NOT RENEWED | Verify |
| MISSISSIPPI VALLEY ALARM COMPANY | Business | 127000509 | BELLEVILLE | CANCELLED | Verify |
| MISTER J'S INVESTIGATION & SECURITY | Business | 122000564 | PEORIA | NOT RENEWED | Verify |
| MISTER J'S INVESTIGATION & SECURITY | Business | 123000147 | PEORIA | NOT RENEWED | Verify |
| MISTER J'S INVESTIGATIONS | Business | 117000062 | PEORIA | NOT RENEWED | Verify |
| MITCHELL SECURITY SYSTEMS INC | Business | 127000837 | BUFFALO GROVE | CLOSED | Verify |
| MITCON SECURITY SYSTEMS INC | Business | 127000295 | YORKVILLE | NOT RENEWED | Verify |
| MITHRA, PLLC | Business | 117001936 | CHICAGO | ACTIVE | Verify |
| MITRANO SECURITY CORP | Business | 122000923 | CHICAGO | NOT RENEWED | Verify |
| MJL GROUP LLC | Business | 117001604 | LA GRANGE | NOT RENEWED | Verify |
| MJM FIREARM TRAINING SCHOOL | Business | 102000306 | MATTESON | ACTIVE | Verify |
| MJS INVESTIGATIONS INC | Business | 102000177 | CHICAGO | ACTIVE | Verify |
| MKR SECURITY CONSULTANTS INC | Business | 122000806 | CHICAGO | NOT RENEWED | Verify |
| MM TECHNICAL SERVICES INC | Business | 122000764 | FAIRVIEW HEIGHTS | NOT RENEWED | Verify |
| MOBILE LOCK & SAFE INC | Business | 192000139 | CHICAGO | ACTIVE | Verify |
| MOBILE LOCKSMITH SERVICES INC | Business | 192000352 | CHICAGO | ACTIVE | Verify |
| MOBILE SERVICE LLC | Business | 192000257 | CHICAGO | NOT RENEWED | Verify |
| MOBILE VAULT SERVICE INC | Business | 192000226 | WOOD DALE | ACTIVE | Verify |
| MODERN ELECTRIC COMPANY OF ILLINOIS | Business | 127000281 | CHAMPAIGN | NOT RENEWED | Verify |
| MODERN MARKETING & ADV INC | Business | 120100090 | FRANKLIN PARK | CANCELLED | Verify |
| MODUS INVESTIGATION & PROTECTION SERVICES | Business | 122001631 | CHICAGO | ACTIVE | Verify |
| MODUS INVESTIGATION AND PROTECTION SERVICES LLC | Business | 123000488 | LOVES PARK | ACTIVE | Verify |
| MODUS INVESTIGATION AND PROTECTION SERVICES LLC | Business | 123000481 | LOVES PARK | ACTIVE | Verify |
| MOHAWK DETECTIVE AGENCY | Business | 117000114 | POLO | INOPERATIVE | Verify |
| MOHAWK ELECTRIC CONSTRUCTION COMPANY | Business | 127000130 | CHICAGO | NOT RENEWED | Verify |
| MOKELKE-GALLIETE INVESTIGATIONS INC | Business | 117001277 | PLAINFIELD | NOT RENEWED | Verify |
| MONARCH BURGLAR ALARM COMPANY INC | Business | 128000019 | CHICAGO | NOT RENEWED | Verify |
| MONARCH BURGLAR ALARM COMPANY INC | Business | 127000080 | NILES | ACTIVE | Verify |
| MONARCH DETECTIVE AGENCY | Business | 117000029 | OAK LAWN | INOPERATIVE | Verify |
| MONARCH SECURITY INC | Business | 123000160 | CHICAGO | NOT RENEWED | Verify |
| MONARCH SECURITY INC | Business | 102000184 | CHICAGO | ACTIVE | Verify |
| MONARCH SECURITY INC | Business | 122000597 | CHICAGO | INOPERATIVE | Verify |
| MONDAY SECURITY CORPORATION | Business | 127000958 | CAHOKIA | NOT RENEWED | Verify |
| MONDAY SECURITY CORPORATION | Business | 128000074 | SPRINGFIELD | NOT RENEWED | Verify |
| MONDAY SECURITY CORPORATION | Business | 192000180 | CAHOKIA | NOT RENEWED | Verify |
| MONITORMYPROPERTY LLC | Business | 127001497 | WARRENVILLE | NOT RENEWED | Verify |
| MONITRON INC | Business | 127000196 | NAPERVILLE | NOT RENEWED | Verify |
| MONROE-RANDOLPH ROE | Business | 262000072 | RED BUD | ACTIVE | Verify |
| MONSANTO-KRUMMRICH PLANT | Business | 120100115 | SAUGET | NOT RENEWED | Verify |
| MONTCLAIR DETECTIVE AGENCY | Business | 117000036 | CHICAGO | CANCELLED | Verify |
| MONTCLAIR DETECTIVE AGENCY | Business | 122000032 | CHICAGO | CANCELLED | Verify |
| MONTCLAIRE TV INC | Business | 127000557 | EDWARDSVILLE | NOT RENEWED | Verify |
| MONTEL TECHNOLOGIES, LLC | Business | 127001779 | CHICAGO | ACTIVE | Verify |
| MONTERREY SECURITY CONSULTANTS INC | Business | 122000835 | CHICAGO | ACTIVE | Verify |
| MONTERREY SECURITY CONSULTANTS INC | Business | 262000112 | CHICAGO | ACTIVE | Verify |