| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| I L G L E O T B MOBILE TEAM 10 | Business | 201000841 | SPRINGFIELD | ACTIVE | Verify |
| I P S SECURITY TRAINING SERVICES | Business | 102000058 | CHICAGO | ACTIVE | Verify |
| I-TRACE LTD | Business | 117001271 | PALATINE | NOT RENEWED | Verify |
| I/O ELECTRIC PLLC | Business | 127001864 | COUNTRYSIDE | ACTIVE | Verify |
| IBECA ELECTRIC COMPANY | Business | 127000062 | DES PLAINES | NOT RENEWED | Verify |
| IC SECURITY SYSTEMS INC | Business | 123000236 | CHICAGO | NOT RENEWED | Verify |
| IC SECURITY SYSTEMS INC | Business | 123000283 | BOLINGBROOK | CLOSED | Verify |
| IC SECURITY SYSTEMS INC | Business | 123000479 | CHICAGO | ACTIVE | Verify |
| ICCI INC | Business | 117001273 | ROUND LAKE HEIGHTS | CLOSED | Verify |
| ICCI, INC | Business | 102000260 | ROUND LAKE HEIGHTS | ACTIVE | Verify |
| ICON BUILDING SOLUTIONS INC | Business | 192000263 | MATTESON | NOT RENEWED | Verify |
| ICON SECURITY INC | Business | 128000209 | OAKBROOK TERRACE | NOT RENEWED | Verify |
| ICON SECURITY INC | Business | 128000208 | SCHAUMBURG | NOT RENEWED | Verify |
| ICON SECURITY INC | Business | 128000197 | ROMEOVILLE | NOT RENEWED | Verify |
| ICON SECURITY INC | Business | 128000210 | NORMAL | NOT RENEWED | Verify |
| IDEA BUILDER USA INC | Business | 117001446 | ELGIN | INACTIVE | Verify |
| IDEAL ALARM AND SIGNAL COMPANY | Business | 127000217 | DANVILLE | NOT RENEWED | Verify |
| IDEAL ELECTRIC INC | Business | 127000405 | SAUGET | NOT RENEWED | Verify |
| IDEMIA IDENTITY & SECURITY USA, LLC | Business | 262000019 | SPRINGFIELD | NOT RENEWED | Verify |
| IDENTI-CHECK INC | Business | 117000969 | SPRINGFIELD | INOPERATIVE | Verify |
| IDENTI-CHECK, INC | Business | 262000122 | SPRINGFIELD | ACTIVE | Verify |
| IDENTIFICATION RESOURCES LLC | Business | 262000084 | ROSCOE | NOT RENEWED | Verify |
| IDG INFORMATION DEVELOPMENT GROUP | Business | 117000595 | LOMBARD | INOPERATIVE | Verify |
| IDG INFORMATION DEVELOPMENT GROUP, LLC | Business | 117001730 | DOWNERS GROVE | ACTIVE | Verify |
| IDI PRIVATE INVESTIGATIONS INC | Business | 117000889 | CHICAGO | NOT RENEWED | Verify |
| IDS SECURITY INC | Business | 127000769 | ROSELLE | NOT RENEWED | Verify |
| IFPC WORLDWIDE INC | Business | 122000327 | DES PLAINES | ACTIVE | Verify |
| IHA HUMAN CAPITAL SERVICES INC | Business | 262000116 | NAPERVILLE | ACTIVE | Verify |
| IIT RESEARCH INSTITUTE | Business | 120100045 | CHICAGO | NOT RENEWED | Verify |
| IL-MO SECURITY INC | Business | 122000579 | BELLEVILLE | CANCELLED | Verify |
| ILL ACADEMY OF BUSINESS & PUBLIC SECUR | Business | 102000050 | WAUKEGAN | ACTIVE | Verify |
| ILL COUNTIES DETECTIVE & | Business | 117000879 | MT PROSPECT | INOPERATIVE | Verify |
| ILL INST OF TECHNOLOGY | Business | 102000121 | CHICAGO | ACTIVE | Verify |
| ILL LEGAL RESEARCH INST POLICE DEPT | Business | 120100067 | CHICAGO | NOT RENEWED | Verify |
| ILL LOCAL GOVERNMENT | Business | 102000028 | SPRINGFIELD | ACTIVE | Verify |
| ILL STATE PATROL SECURITY SERVICES INC | Business | 122000716 | ALSIP | NOT RENEWED | Verify |
| ILLIANA SECURITY MANAGEMENT INC | Business | 117000130 | CHICAGO | NOT RENEWED | Verify |
| ILLINI BUILDERS COMPANY OF OLNEY | Business | 127000630 | OLNEY | NOT RENEWED | Verify |
| ILLINI FIRE SERVICE LLC | Business | 127001680 | URBANA | NOT RENEWED | Verify |
| ILLINI SECURITY SYSTEMS INC | Business | 127000441 | SYCAMORE | NOT RENEWED | Verify |
| ILLINOIS ALARM SERVICE INC | Business | 127000167 | FOREST PARK | ACTIVE | Verify |
| ILLINOIS ALARM SYSTEM INC | Business | 127000123 | BELLEVILLE | NOT RENEWED | Verify |
| ILLINOIS BENEDICTINE | Business | 201000805 | LISLE | ACTIVE | Verify |
| ILLINOIS BUREAU OF INVESTIGATION | Business | 117001100 | CHICAGO | CANCELLED | Verify |
| ILLINOIS BUSINESS COMMUNICATIONS INC | Business | 127001685 | WOOD DALE | ACTIVE | Verify |
| ILLINOIS CENTRAL COLLEGE | Business | 201000046 | EAST PEORIA | ACTIVE | Verify |
| ILLINOIS CENTRAL COLLEGE | Business | 102000010 | EAST PEORIA | ACTIVE | Verify |
| ILLINOIS CENTRAL COMMUNITY HOSPITAL | Business | 201000208 | CHICAGO | ACTIVE | Verify |
| ILLINOIS COLLEGE OF OPTOMETRY | Business | 120100046 | CHICAGO | NOT RENEWED | Verify |
| ILLINOIS CONCEAL CARRY LLC | Business | 262000071 | OAK BROOK | NOT RENEWED | Verify |