| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| LIMING DETECTIVE AGENCY INC | Business | 122000184 | MAROA | NOT RENEWED | Verify |
| LIMING DETECTIVE AGENCY INC | Business | 117000273 | MAROA | INOPERATIVE | Verify |
| LINCOLN ELECTRONICS OF CHICAGO | Business | 127001376 | LINCOLNWOOD | ACTIVE | Verify |
| LINCOLN LAND ANSWERING SERVICE INC | Business | 127000413 | SPRINGFIELD | CLOSED | Verify |
| LINCOLN LAND COMMUNITY COLLEGE | Business | 201000228 | SPRINGFIELD | ACTIVE | Verify |
| LINCOLN LAND COMMUNITY COLLEGE | Business | 102000048 | SPRINGFIELD | ACTIVE | Verify |
| LINCOLN LAND LOCK AND KEY INC | Business | 192000207 | SPRINGFIELD | ACTIVE | Verify |
| LINCOLN SECURITY SERVICES LLC | Business | 122001236 | CHICAGO | ACTIVE | Verify |
| LINCOLN-WAY ELECTRONICS | Business | 127000237 | NEW LENOX | NOT RENEWED | Verify |
| LINK SECURITY USA | Business | 127001387 | ALGONQUIN | ACTIVE | Verify |
| LINX SECURITY, PLLC | Business | 127001859 | OAK LAWN | ACTIVE | Verify |
| LIONEYE SECURITY AND DETECTIVE SERVICES INC | Business | 122001238 | CHICAGO | NOT RENEWED | Verify |
| LISTON SERVICES | Business | 117000020 | WOODSTOCK | INOPERATIVE | Verify |
| LITTLE COMPANY OF MARY HOSPITAL | Business | 120000009 | EVERGREEN PARK | NOT RENEWED | Verify |
| LITTLE EGYPT ELECTRONICS INC | Business | 127000868 | HERRIN | NOT RENEWED | Verify |
| LITTMANN-OLSEN & ASSOCIATES, INC. | Business | 117001032 | HOMEWOOD | INOPERATIVE | Verify |
| LIVEVIEW TECHNOLOGIES, INC. | Business | 127001855 | CHICAGO | ACTIVE | Verify |
| LJM SERVICES INC | Business | 117000946 | CHICAGO | INACTIVE | Verify |
| LLOYD'S DETECTIVE AGENCY INC | Business | 117000145 | CHICAGO | INOPERATIVE | Verify |
| LLOYD'S DETECTIVE AGENCY INC | Business | 122000197 | CHICAGO | INOPERATIVE | Verify |
| LLOYDS DETECTIVE AGCY | Business | 201000081 | CHICAGO | ACTIVE | Verify |
| LLOYDS SECURITY ALARM SYSTEMS INC | Business | 127000141 | MORTON GROVE | NOT RENEWED | Verify |
| LOCK AND KEY COMMERCE INCORPORATED | Business | 192000333 | DOWNERS GROVE | ACTIVE | Verify |
| LOCKDOWN SECURITY LLC | Business | 117001778 | OAK LAWN | ACTIVE | Verify |
| LOCKDOWN SECURITY LLC | Business | 122001390 | OAK LAWN | ACTIVE | Verify |
| LOCKE PAT SERV & DECT AGCY & ALARMS INC | Business | 122000373 | MOUNT PROPSECT | NOT RENEWED | Verify |
| LOCKE PAT SERV & DET | Business | 127000492 | MOUNT PROSPECT | NOT RENEWED | Verify |
| LOCKE PAT SERV & DET | Business | 117000429 | MOUNT PROSPECT | NOT RENEWED | Verify |
| LOCKE SECURITY SCHOOL | Business | 201000069 | ARLINGTON HEIGHTS | ACTIVE | Verify |
| LOCKSMITH SERVICES | Business | 192000130 | CHAMPAIGN | NOT RENEWED | Verify |
| LOCKSYSTEMS INC | Business | 192000281 | TAYLORVILLE | NOT RENEWED | Verify |
| LOCKTRIX PLLC | Business | 192000346 | NAPERVILLE | INOPERATIVE | Verify |
| LONDON HOUSE INC | Business | 122000125 | PARK RIDGE | NOT RENEWED | Verify |
| LONDON HOUSE INC | Business | 117000165 | PARK RIDGE | NOT RENEWED | Verify |
| LOOP DETECTIVE AGCY | Business | 122000397 | CHICAGO | NOT RENEWED | Verify |
| LOOP DETECTIVE AGCY | Business | 127000530 | CHICAGO | NOT RENEWED | Verify |
| LOOP DETECTIVE AGENCY | Business | 117000896 | CHICAGO | NOT RENEWED | Verify |
| LOOP DETECTIVE AND SECURITY AGCY | Business | 117000793 | CHICAGO | NOT RENEWED | Verify |
| LOSS PREVENTION ASSOCIATES INC | Business | 127000741 | NORTHBROOK | ACTIVE | Verify |
| LOSS PREVENTION ASSOCS INC | Business | 102000135 | CHICAGO | ACTIVE | Verify |
| LOSS PREVENTION INC | Business | 122000582 | CHICAGO | CLOSED | Verify |
| LOSS PREVENTION INC | Business | 123000203 | EAST PEORIA | NOT RENEWED | Verify |
| LOSS PREVENTION INC | Business | 123000265 | EAST PEORIA | NOT RENEWED | Verify |
| LOSS PREVENTION INC | Business | 123000151 | CHICAGO | NOT RENEWED | Verify |
| LOSS PREVENTION INC | Business | 122000795 | CHICAGO | NOT RENEWED | Verify |
| LOSS PREVENTION INC | Business | 201000082 | CHICAGO | CLOSED | Verify |
| LOSS PREVENTION SERVICES INC | Business | 117000800 | OAK BROOK | NOT RENEWED | Verify |
| LOSS PREVENTION SPECIALIST INC | Business | 117001000 | CHICAGO | ACTIVE | Verify |
| LOSS PREVENTION SPECIALISTS TRAINING ACADEMY | Business | 102000220 | CHICAGO | ACTIVE | Verify |
| LOU'S INVESTIGATIVE SERVICE | Business | 117000667 | CHICAGO | NOT RENEWED | Verify |