| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| LAWRENCE C GRANDSARTINVESTIGATIONS | Business | 117000465 | CHICAGO | NOT RENEWED | Verify |
| LAWRENCE INVESTIGATIONS INC | Business | 117000597 | NORTHBROOK | NOT RENEWED | Verify |
| LAWRENCE RYAN INVESTIGATIONS INC | Business | 117001716 | OAK LAWN | ACTIVE | Verify |
| LAWS PROTECTIVE SERVICES INC | Business | 123000229 | CHICAGO | NOT RENEWED | Verify |
| LAWS PROTECTIVE SERVICES INC | Business | 122000812 | LAKE ZURICH | NOT RENEWED | Verify |
| LAWYERS SUPPORT SERVICES LLC | Business | 117001296 | NORTHBROOK | NOT RENEWED | Verify |
| LAZZARA DETECTIVE SERVICES INC | Business | 117001921 | CRYSTAL LAKE | ACTIVE | Verify |
| LAZZARA INVESTIGATIONS INC | Business | 117001450 | CHICAGO | NOT RENEWED | Verify |
| LBM SECURITY SYSTEMS | Business | 127000496 | CHICAGO RIDGE | NOT RENEWED | Verify |
| LCC INVESTIGATIONS, LLC | Business | 117001813 | LEMONT | NOT RENEWED | Verify |
| LEADING EDGE TECHNOLOGIES | Business | 127001434 | ROCKFORD | CLOSED | Verify |
| LECROSS DETECTIVE AGENCY | Business | 122000189 | CHICAGO | NOT RENEWED | Verify |
| LECROSS DETECTIVE AGENCY | Business | 117000337 | CHICAGO | NOT RENEWED | Verify |
| LECROSS DETECTIVE AGENCY | Business | 118000020 | OAK PARK | NOT RENEWED | Verify |
| LECTRONICS INC | Business | 127000538 | ROCK FALLS | NOT RENEWED | Verify |
| LEFEBURE | Business | 127000680 | ELK GROVE VILLAGE | NOT RENEWED | Verify |
| LEFEBURE CORPORATION | Business | 127000932 | GLENDALE HEIGHTS | NOT RENEWED | Verify |
| LEGAL CLERKING & PROCESS SERVING INC | Business | 117001678 | CHICAGO | NOT RENEWED | Verify |
| LEGAL INVESTIGATION BUREAU INC | Business | 201000014 | BROOKFIELD | ACTIVE | Verify |
| LEGAL INVESTIGATIONS INC | Business | 117001505 | ELMHURST | NOT RENEWED | Verify |
| LEGAL PROCESS SERVICE INC | Business | 117000613 | ELGIN | CLOSED | Verify |
| LEGAL SERVE LLC | Business | 117001734 | GENEVA | ACTIVE | Verify |
| LEGION SECURITY CONSULTANTS INC | Business | 122001087 | MELROSE PARK | ACTIVE | Verify |
| LEHMAN SECURITY CO INC | Business | 127000588 | ROMEOVILLE | NOT RENEWED | Verify |
| LEMIEUX & ASSOCIATES, LLC | Business | 117001847 | SPRINGFIELD | ACTIVE | Verify |
| LEONARD AND ASSOCIATES INVESTIGATIONS | Business | 117001291 | PLAINFIELD | ACTIVE | Verify |
| LERNER MARKETING GROUP INC | Business | 192000325 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| LET ALARMS | Business | 127001470 | WHEATON | NOT RENEWED | Verify |
| LET'S GO BABY LLC | Business | 262000106 | MCHENRY | ACTIVE | Verify |
| LEVERENZ ELECTRIC COMPANY INC | Business | 127000347 | DANVILLE | NOT RENEWED | Verify |
| LEVY SECURITY CONSULTANTS | Business | 102000101 | CHICAGO | ACTIVE | Verify |
| LEVY SECURITY CORPORATION | Business | 122000249 | CHICAGO | NOT RENEWED | Verify |
| LEVY SECURITY CORPORATION | Business | 117000189 | CHICAGO | NOT RENEWED | Verify |
| LEVY SECURITY CORPORATION | Business | 118000043 | CHICAGO | NOT RENEWED | Verify |
| LEVY SECURITY CORPORATION | Business | 118000042 | CHICAGO | NOT RENEWED | Verify |
| LEVY SECURITY INSTALLATIONS INC | Business | 127000909 | SOUTH ELGIN | ACTIVE | Verify |
| LEWIS AND CLARK COMMUNITY COLLEGE | Business | 102000009 | GODFREY | ACTIVE | Verify |
| LEWIS AND CLARK COMMUNITY COLLEGE | Business | 201000003 | GODFREY | ACTIVE | Verify |
| LGL INTERNAL MANAGEMENT INC | Business | 117000891 | HIGHLAND PARK | NOT RENEWED | Verify |
| LIBERTY ELITE SERVICES INC | Business | 122001259 | HUNTLEY | NOT RENEWED | Verify |
| LIBERTY SAVINGS | Business | 120000043 | CHICAGO | NOT RENEWED | Verify |
| LIBERTY SECURITY INC | Business | 117000470 | OAK LAWN | INOPERATIVE | Verify |
| LIBERTY SECURITY INC | Business | 122000454 | OAK LAWN | CANCELLED | Verify |
| LIEBICH AND ASSOCIATES | Business | 117000563 | WHEATON | NOT RENEWED | Verify |
| LIFE AND PROPERTY SECURITY CONSULTANTS PLLC | Business | 122001595 | CHICAGO | ACTIVE | Verify |
| LIFE SAFETY DESIGN | Business | 127000117 | DANVILLE | NOT RENEWED | Verify |
| LIFEGUARD PROTECTION SERVICES INC | Business | 122000963 | CHICAGO | INOPERATIVE | Verify |
| LIFESAVERS INC | Business | 127000796 | WHEELING | INOPERATIVE | Verify |
| LIMING DETECTIVE AGCY INC | Business | 201000089 | MAROA | ACTIVE | Verify |
| LIMING DETECTIVE AGENCY INC | Business | 118000003 | DECATUR | INOPERATIVE | Verify |