| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| SHIELD SECURITY & DETECTIVE AGENCY LLC | Business | 117001664 | CHICAGO | NOT RENEWED | Verify |
| SHIELD SECURITY CORP | Business | 122001045 | WILLOWBROOK | NOT RENEWED | Verify |
| SHIELD SECURITY SERVICES LLC | Business | 122001415 | CHICAGO | ACTIVE | Verify |
| SHIPPTEAM CORPORATION | Business | 262000147 | MATTESON | ACTIVE | Verify |
| SHIU AND TIEDJE INC | Business | 122000926 | WAUKEGAN | NOT RENEWED | Verify |
| SHIU AND TIEDJE INCORPORATED | Business | 118000246 | GREAT LAKES | NOT RENEWED | Verify |
| SHIU AND TIEDJE INCORPORATED | Business | 123000312 | GREAT LAKES | NOT RENEWED | Verify |
| SHIU AND TIEDJE INCORPORATED | Business | 117001203 | WAUKEGAN | CLOSED | Verify |
| SHOOTER'S FIREARMS & INDOOR RANGE INC | Business | 262000063 | COLUMBIA | ACTIVE | Verify |
| SHORE BANK | Business | 120500042 | CHICAGO | CLOSED | Verify |
| SHOWTIME SECURITY & USHER SERVICE INC | Business | 122000217 | PARK RIDGE | CANCELLED | Verify |
| SHOWTIME SECURITY & USHER SERVICE INC | Business | 117000210 | PARK RIDGE | NOT RENEWED | Verify |
| SHRYOCK INVESTIGATIVE AGENCY | Business | 117000425 | WHEATON | INOPERATIVE | Verify |
| SIB'S LOCKSMITH | Business | 192000283 | LA SALLE | NOT RENEWED | Verify |
| SIEMENS INDUSTRY INC | Business | 128000187 | WOOD DALE | NOT RENEWED | Verify |
| SIEMENS INDUSTRY INC | Business | 127000874 | ROLLING MEADOWS | ACTIVE | Verify |
| SIEVERT ELECTRIC CO | Business | 127000672 | MELROSE PARK | NOT RENEWED | Verify |
| SIEVERT ELECTRIC SERVICE AND SALES COMPANY | Business | 127001796 | FOREST PARK | INACTIVE | Verify |
| SIGE GROUP INC | Business | 117001825 | LEMONT | ACTIVE | Verify |
| SIGHT & SOUND ELECTRONICS CORP | Business | 127000501 | WILMETTE | NOT RENEWED | Verify |
| SIGMA SECURITY SERVICES LLC | Business | 122000984 | HOMEWOOD | NOT RENEWED | Verify |
| SIGMA SECURITY SERVICES LLC | Business | 123000336 | CHICAGO | NOT RENEWED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000380 | TUSCOLA | CLOSED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000351 | PEORIA | CLOSED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000373 | CHICAGO | CLOSED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000416 | CRYSTAL LAKE | CLOSED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000391 | DUNLAP | CLOSED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 122001216 | CRYSTAL LAKE | NOT RENEWED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000350 | BELLEVILLE | CLOSED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 123000368 | CHICAGO | NOT RENEWED | Verify |
| SIGNAL 88 FRANCHISE GROUP INC | Business | 122001152 | MASCOUTAH | NOT RENEWED | Verify |
| SIGNAL DEVICES AND ALARM COMPANY | Business | 127000096 | HILLSIDE | CANCELLED | Verify |
| SIGNAL OF WAUKEGAN | Business | 123000426 | CHICAGO | NOT RENEWED | Verify |
| SIGNAL OF WAUKEGAN | Business | 122001405 | WAUKEGAN | NOT RENEWED | Verify |
| SIGNAL SECURITY SYSTEMS INC | Business | 127000712 | WESTCHESTER | NOT RENEWED | Verify |
| SIGNAL SERVICES CORPORATION | Business | 127000200 | MIDLOTHIAN | NOT RENEWED | Verify |
| SIGNAL SYSTEMS INC | Business | 122001400 | LOVES PARK | NOT RENEWED | Verify |
| SIGNATURE SALES & SERVICE LLC | Business | 120500120 | EAST DUNDEE | ACTIVE | Verify |
| SIGNATURE SECURITY SERVICES INC | Business | 122001040 | CHICAGO | NOT RENEWED | Verify |
| SIGNATURE SECURITY SERVICES INC | Business | 117001363 | CHICAGO | NOT RENEWED | Verify |
| SILENT KNIGHT SECURITY SYSTEMS INC | Business | 127000760 | ROCKFORD | INOPERATIVE | Verify |
| SILENT SENTRY INC | Business | 127000148 | CHICAGO | NOT RENEWED | Verify |
| SILENT WATCHMAN DIVISION | Business | 127000818 | CHICAGO | INOPERATIVE | Verify |
| SILVER BULLET INDOOR | Business | 102000109 | CURRAN | ACTIVE | Verify |
| SILVER STAR PROTECTION GROUP LLC | Business | 122001335 | CHICAGO | ACTIVE | Verify |
| SILVER STAR PROTECTION GROUP LLC | Business | 117001714 | ROLLING MEADOWS | NOT RENEWED | Verify |
| SILVER STAR TECHNOLOGY | Business | 127001825 | ROLLING MEADOWS | ACTIVE | Verify |
| SILVERBACK CHICAGO PLLC | Business | 122001691 | CHICAGO | ACTIVE | Verify |
| SILVERHAWK SECURITY SPECIALISTS INC | Business | 122000666 | BEARDSTOWN | NOT RENEWED | Verify |
| SILVERHAWK SECURITY SPECIALISTS INC | Business | 122000666 | BEARDSTOWN | NOT RENEWED | Verify |