| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| KEITH MARTIN INC | Business | 127000429 | JOHNSTON CITY | NOT RENEWED | Verify |
| ARMORED ELECTRONIC SECURITY INC | Business | 127000431 | OAKBROOK TERRACE | CANCELLED | Verify |
| A-1 CERTIFIED ALARM & CNTRL STATION INC | Business | 127000434 | DECATUR | NOT RENEWED | Verify |
| DIEBOLD INCORPORATED | Business | 127000436 | SCHAUMBURG | NOT RENEWED | Verify |
| PROTECTION ASSOCIATES INC | Business | 127000447 | KANKAKEE | ACTIVE | Verify |
| STANDARD SECURITY COMPANY INC | Business | 127000448 | OAKBROOK TERRACE | CANCELLED | Verify |
| BEAUCHEMS ALARMS | Business | 127000457 | BYRON | NOT RENEWED | Verify |
| LBM SECURITY SYSTEMS | Business | 127000496 | CHICAGO RIDGE | NOT RENEWED | Verify |
| GUARDIAN COMMUNICATIONS INC | Business | 127000503 | BETHALTO | NOT RENEWED | Verify |
| METRONET INSTALLATIONS INC | Business | 127000504 | CHICAGO | CLOSED | Verify |
| ELECTRIC SERVICE INC | Business | 127000505 | GALESBURG | NOT RENEWED | Verify |
| CONNER'S ALARM CONTRACTOR AGCY | Business | 127000507 | MULKEYTOWN | NOT RENEWED | Verify |
| WINDY CITY ALARM CO INC | Business | 127000520 | OAK LAWN | NOT RENEWED | Verify |
| STATE ALARM CORPORATION | Business | 127000526 | CHICAGO | NOT RENEWED | Verify |
| FREDRIKSEN & SONS FIRE EQUIPMENT CO INC | Business | 127000531 | BENSENVILLE | NOT RENEWED | Verify |
| THOMPSON ELECTRONICS COMPANY | Business | 127000536 | PEORIA | ACTIVE | Verify |
| ALVIN R BOGGS ALARM | Business | 127000540 | SPRINGFIELD | NOT RENEWED | Verify |
| CONTECH INC | Business | 127000542 | ROLLING MEADOWS | NOT RENEWED | Verify |
| ALPHA SECURITY MANAGEMENT INC | Business | 127000544 | JUSTICE | NOT RENEWED | Verify |
| R D WELLER SECURITY AND ALARM CO | Business | 127000546 | BETHALTO | NOT RENEWED | Verify |
| CENTRAL ILLINOIS SECURITY CO | Business | 127000548 | DECATUR | NOT RENEWED | Verify |
| SHADOW INVESTIGATIVESERVICE INC | Business | 127000554 | SCHAUMBURG | NOT RENEWED | Verify |
| THORN AUTOMATED SYSTEMS INC | Business | 127000556 | NORTHBROOK | NOT RENEWED | Verify |
| CENTRAL ILLINOIS SECURITY INCORPORATED | Business | 127000574 | SPRINGFIELD | ACTIVE | Verify |
| TRICOM COMMUNICATIONS INC | Business | 127000577 | BENSENVILLE | CLOSED | Verify |
| RELIANCE PROTECTION SERVICES LTD | Business | 127000583 | ROSELLE | NOT RENEWED | Verify |
| SERVICE SECURITY SYSTEMS | Business | 127000587 | CLARENDON HILLS | NOT RENEWED | Verify |
| AMERICAN DETECTIVE AGENCY INC | Business | 127000589 | OAK FOREST | INOPERATIVE | Verify |
| ALERT SIGNAL AND CONTROL CO | Business | 127000600 | BLOOMINGTON | ACTIVE | Verify |
| CAREY ELECTRIC CONTRACTING INC | Business | 127000613 | MCHENRY | NOT RENEWED | Verify |
| EFFINGHAM ELECTRIC SHOP INC | Business | 127000615 | EFFINGHAM | INOPERATIVE | Verify |
| SHAK ELECTRICAL SERVICES INC | Business | 127000644 | INGLESIDE | NOT RENEWED | Verify |
| CRESCENT ENGINEERING | Business | 127000646 | CHICAGO | INOPERATIVE | Verify |
| ISER ELECTRIC CO | Business | 127000650 | COUNTRYSIDE | NOT RENEWED | Verify |
| ELECTRONIC SYSTEMS OF ILLINOIS INC | Business | 127000670 | NEW LENOX | INACTIVE | Verify |
| HARDT ELECTRIC INC | Business | 127000678 | CHICAGO | NOT RENEWED | Verify |
| RENWICK ELECTRIC INC | Business | 127000681 | OTTAWA | NOT RENEWED | Verify |
| ATS ALARM SYSTEMS | Business | 127000687 | AURORA | INOPERATIVE | Verify |
| ALL SAFE SECURITY INC | Business | 127000703 | PARK RIDGE | NOT RENEWED | Verify |
| L W JOHNSON ELECTRICCOMPANY | Business | 127000718 | CHICAGO | NOT RENEWED | Verify |
| BERNARD N LANE CO | Business | 127000733 | SKOKIE | NOT RENEWED | Verify |
| NATIONAL GUARDIAN SECURITY SERVICES CORP | Business | 127000749 | ELMHURST | NOT RENEWED | Verify |
| CHAPMAN RESIDENTIAL SECURITY INC | Business | 127000762 | HAZEL CREST | ACTIVE | Verify |
| ALARM ENTERPRISES | Business | 127000764 | OAK PARK | NOT RENEWED | Verify |
| MAX SERVICES | Business | 127000774 | WESTCHESTER | NOT RENEWED | Verify |
| ELECTRO ALARM CO INC | Business | 127000775 | CHICAGO | INOPERATIVE | Verify |
| B & N SAFE & VAULT INC | Business | 127000781 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| RESIDENTIAL SECURITY | Business | 127000792 | DOWNERS GROVE | NOT RENEWED | Verify |
| LIFESAVERS INC | Business | 127000796 | WHEELING | INOPERATIVE | Verify |
| A-ABLE ALARM SERVICE | Business | 127000800 | MCHENRY | NOT RENEWED | Verify |