| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| KAISER SECURITY INC | Business | 127001471 | MORTON | NOT RENEWED | Verify |
| KALKMAN INVESTIGATION & RESEARCH ASSOCIATES INC | Business | 117001485 | WINFIELD | ACTIVE | Verify |
| KAMALTECH INCORPORATED | Business | 127001793 | PLAINFIELD | NOT RENEWED | Verify |
| KANE COUNTY REGIONAL OFFICE OF EDUCATION | Business | 262000004 | GENEVA | ACTIVE | Verify |
| KANKAKEE COMMUNITY COLLEGE | Business | 201000165 | KANKAKEE | ACTIVE | Verify |
| KANKAKEE COMMUNITY COLLEGE | Business | 102000006 | KANKAKEE | ACTIVE | Verify |
| KANKAKEE ENTERPRISES | Business | 127000502 | KANKAKEE | NOT RENEWED | Verify |
| KANKAKEE FEDERAL SAVINGS AND LOAN ASSOC | Business | 120000065 | KANKAKEE | NOT RENEWED | Verify |
| KANSAS CITY CCTV PLLC | Business | 127001841 | CHICAGO | ACTIVE | Verify |
| KARD PROTECTION GROUP INC | Business | 123000307 | ROCKFORD | NOT RENEWED | Verify |
| KARD PROTECTION GROUP INC | Business | 122000568 | BLOOMINGDALE | NOT RENEWED | Verify |
| KARD PROTECTION GROUP INC | Business | 122000913 | OAK PARK | NOT RENEWED | Verify |
| KARD PROTECTION GROUP INC | Business | 123000300 | DEERFIELD | NOT RENEWED | Verify |
| KARD PROTECTION GROUP INC | Business | 123000302 | DEERFIELD | NOT RENEWED | Verify |
| KARD PROTECTION GROUP INC | Business | 123000385 | OAK PARK | NOT RENEWED | Verify |
| KARD TRAINING INSTITUTE | Business | 102000280 | BLOOMINGDALE | ACTIVE | Verify |
| KASKASKIA COMMUNITY | Business | 102000019 | CENTRALIA | ACTIVE | Verify |
| KASTLE CHICAGO LIMITED PARTNERSHIP | Business | 127000886 | CHICAGO | INOPERATIVE | Verify |
| KAT'S EYE ALARM SYSTEMS INC | Business | 127000353 | ROCK FALLS | NOT RENEWED | Verify |
| KATES DETECTIVE & SECURITY SERVICES | Business | 122000981 | CHICAGO | ACTIVE | Verify |
| KATES DETECTIVE & SECURITY SERVICES | Business | 123000456 | CHICAGO HEIGHTS | ACTIVE | Verify |
| KATES DETECTIVE & SECURITY SERVICES AGENCY | Business | 123000420 | CHICAGO | ACTIVE | Verify |
| KATES DETECTIVE AND SECURITY AGENCY INC | Business | 102000320 | CHICAGO | ACTIVE | Verify |
| KATES DETECTIVE AND SECURITY AGENCY INC | Business | 262000024 | CHICAGO | ACTIVE | Verify |
| KATES' DETECTIVE & SECURITY AGENCY INC | Business | 117001143 | CHICAGO | NOT RENEWED | Verify |
| KBS SUBCONTRACTING INC | Business | 127001540 | AURORA | NOT RENEWED | Verify |
| KCINREW INC | Business | 192000175 | RIVER GROVE | ACTIVE | Verify |
| KEECH INVESTIGATIONS | Business | 117001742 | SPRINGFIELD | ACTIVE | Verify |
| KEELEY INVESTIGATIONS INC | Business | 117001681 | WESTCHESTER | ACTIVE | Verify |
| KEITH MARTIN INC | Business | 127000429 | JOHNSTON CITY | NOT RENEWED | Verify |
| KELLENBERGER ELECTRIC INC | Business | 127001720 | ELGIN | NOT RENEWED | Verify |
| KELLER LOCK AND SAFE | Business | 192000247 | CHICAGO | NOT RENEWED | Verify |
| KELLERMAN INVESTIGATIONS | Business | 117001201 | GLEN CARBON | ACTIVE | Verify |
| KELLERMAN INVESTIGATIONS | Business | 118000254 | MARION | NOT RENEWED | Verify |
| KELLERMAN INVESTIGATIONS LTD | Business | 262000005 | GLEN CARBON | ACTIVE | Verify |
| KELLY DETECTIVE AGCY | Business | 201000058 | CHAMPAIGN | ACTIVE | Verify |
| KELLY DETECTIVE AGENCY LTD | Business | 123000012 | DECATUR | NOT RENEWED | Verify |
| KELLY DETECTIVE AGENCY LTD | Business | 117000276 | CHAMPAIGN | NOT RENEWED | Verify |
| KELLY DETECTIVE AGENCY LTD | Business | 122000168 | CHAMPAIGN | NOT RENEWED | Verify |
| KELLY DETECTIVE AGENCY LTD | Business | 102000039 | CHAMPAIGN | ACTIVE | Verify |
| KELSO-BURNETT CO | Business | 127000729 | ROLLING MEADOWS | ACTIVE | Verify |
| KELTECH INDUSTRIES INC | Business | 127000754 | LAKE VILLA | NOT RENEWED | Verify |
| KEN INVESTIGATIONS LTD. | Business | 122000788 | NORRIDGE | NOT RENEWED | Verify |
| KEN'S SECURITY PLUS | Business | 127000324 | CHICAGO | NOT RENEWED | Verify |
| KENNEALY & O'CALLAGHAN | Business | 117000807 | CHICAGO | NOT RENEWED | Verify |
| KENNEALY & OCALLAGHAN INVESTIGATIONS INC | Business | 117001576 | CHICAGO | NOT RENEWED | Verify |
| KENTECH CONSULTING INC | Business | 117001644 | CHICAGO | ACTIVE | Verify |
| KENTECH CONSULTING INC | Business | 262000015 | CHICAGO | ACTIVE | Verify |
| KENTUCKY PRO TEK INC | Business | 122000169 | ROBINSON | INOPERATIVE | Verify |
| KESCO SECURITY | Business | 127001159 | EVANSTON | NOT RENEWED | Verify |