| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| LAGARDA SECURITY | Business | 123000213 | CHICAGO | NOT RENEWED | Verify |
| LAKE COUNTY PRIVATE DETECTIVES INC | Business | 117000133 | ROUND LAKE | NOT RENEWED | Verify |
| LAKE COUNTY PRIVATE DETECTIVES INC | Business | 122000194 | ROUND LAKE | NOT RENEWED | Verify |
| LAKE COUNTY PRIVATE DETECTIVES INC | Business | 127000070 | ROUND LAKE | NOT RENEWED | Verify |
| LAKE COUNTY PROCESS SERVERS INC | Business | 117001234 | LIBERTYVILLE | INOPERATIVE | Verify |
| LAKE COUNTY SHERIFFS | Business | 201000833 | WAUKEGAN | ACTIVE | Verify |
| LAKE SHORE DETECTIVE& PATROL SERVICE | Business | 117000511 | CHICAGO | INOPERATIVE | Verify |
| LAKE SHORE NATIONAL BANK | Business | 120000051 | CHICAGO | NOT RENEWED | Verify |
| LAKE SHORE NATIONAL BANK SECURITY DEPT | Business | 120500007 | CHICAGO | NOT RENEWED | Verify |
| LAKE SHORE PATROL SERVICE | Business | 122000449 | CHICAGO | INOPERATIVE | Verify |
| LAKEFRONT INVESTIGATIONS LTD | Business | 117001541 | NORTHFIELD | NOT RENEWED | Verify |
| LAKES AREA ALARM LLC | Business | 127001494 | TINLEY PARK | NOT RENEWED | Verify |
| LAKESIDE BANK | Business | 120500074 | CHICAGO | NOT RENEWED | Verify |
| LAKESIDE INVESTIGATIONS INC | Business | 117001132 | FOX LAKE | NOT RENEWED | Verify |
| LAKESIDE SECURITY MGMT INC | Business | 122001294 | PARK RIDGE | ACTIVE | Verify |
| LAMARCO SYSTEMS INC | Business | 127001097 | NORTHBROOK | ACTIVE | Verify |
| LAMARCO SYSTEMS INC | Business | 128000160 | CHICAGO | NOT RENEWED | Verify |
| LAMBERT BOWL PUBLIC SAFETY | Business | 120100086 | CHICAGO | NOT RENEWED | Verify |
| LANCER PRIVATE INVESTIGATIONS INC | Business | 117001595 | SPRINGFIELD | NOT RENEWED | Verify |
| LANDMARK INVESTIGATIONS LLC | Business | 117001587 | OAKBROOK TERRACE | NOT RENEWED | Verify |
| LANDMARK SECURITY | Business | 122000049 | HANOVER PARK | NOT RENEWED | Verify |
| LANDMARK SECURITY INC | Business | 122000966 | LAKE BLUFF | INOPERATIVE | Verify |
| LANDMARK SECURITY LLC | Business | 122001241 | OAKBROOK TERRACE | NOT RENEWED | Verify |
| LARRY'S LOCK SERVICE | Business | 192000128 | BOLINGBROOK | NOT RENEWED | Verify |
| LARSEN FORENSICS & ASSOCIATES INC | Business | 117001620 | GLEN ELLYN | NOT RENEWED | Verify |
| LARSON INVESTIGATIVE | Business | 122000083 | CHARLESTON | NOT RENEWED | Verify |
| LARSON INVESTIGATIVE | Business | 117000098 | CHARLESTON | NOT RENEWED | Verify |
| LASALLE CRAGIN BANK | Business | 120500034 | MELROSE PARK | NOT RENEWED | Verify |
| LASALLE NATIONAL BANK | Business | 120500037 | CHICAGO | CANCELLED | Verify |
| LASALLE NATIONAL BANK N.A. | Business | 120500065 | CHICAGO | NOT RENEWED | Verify |
| LASALLE PROCESS SERVERS | Business | 117001432 | CHICAGO | ACTIVE | Verify |
| LASALLE SECURITY SYSTEMS INC | Business | 127000056 | CHICAGO | NOT RENEWED | Verify |
| LASALLE SECURITY SYSTEMS INC | Business | 117000260 | CHICAGO | NOT RENEWED | Verify |
| LASALLE SECURITY SYSTEMS INC | Business | 122000163 | CHICAGO | NOT RENEWED | Verify |
| LASKER INVESTIGATIONS | Business | 117000475 | CHICAGO | NOT RENEWED | Verify |
| LASSITER INVESTIGATIVE AND | Business | 117000533 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| LASSITER INVESTIGATIVE AND | Business | 118000101 | ELGIN | NOT RENEWED | Verify |
| LASSITER INVESTIGATIVE AND | Business | 118000135 | NEOGA | NOT RENEWED | Verify |
| LASSITER INVESTIGATIVE TRAINING ACADEMY | Business | 102000153 | CHICAGO | ACTIVE | Verify |
| LATIN AMERICAN SECURITY SERVICE LTD | Business | 122000619 | CHICAGO | NOT RENEWED | Verify |
| LATIN AMERICAN SECURITY SERVICES LTD | Business | 117000721 | CHICAGO | INOPERATIVE | Verify |
| LAUDICK & ASSOCIATES INC | Business | 117001131 | MCHENRY | INOPERATIVE | Verify |
| LAW ENFORCEMENT AND | Business | 102000005 | CHICAGO | ACTIVE | Verify |
| LAW WEAPONS FIREARM TRAINING INC | Business | 102000360 | NAPERVILLE | ACTIVE | Verify |
| LAWDOG SECURITY AND INVESTIGATIONS INC | Business | 122001252 | CHICAGO | ACTIVE | Verify |
| LAWDOG SECURITY AND INVESTIGATIONS INC | Business | 117001637 | CHICAGO | ACTIVE | Verify |
| LAWMAN SECURITY & CONSULTING, PLLC | Business | 122001710 | RAMSEY | ACTIVE | Verify |
| LAWMEN INVESTIGATIVE GROUP PLLC | Business | 117001876 | CHICAGO | ACTIVE | Verify |
| LAWNDALE TRUST AND SAVINGS BANK | Business | 120000071 | CHICAGO | NOT RENEWED | Verify |
| LAWNDALE WATCH SERVICE | Business | 122000316 | CHICAGO | NOT RENEWED | Verify |