| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| MAURA JEANNE O'REILLY | Business | 065015103 | PALOS HEIGHTS | ACTIVE | Verify |
| MICHAEL C O'ROARK | Business | 239018679 | VERNON HILLS | NOT RENEWED | Verify |
| CONOR LISTON O'ROURKE | Business | 065055767 | CHICAGO | ACTIVE | Verify |
| DANIEL J O'ROURKE | Business | 065029059 | WOODRIDGE | NOT RENEWED | Verify |
| DANIEL S O'ROURKE | Business | 239019288 | CHICAGO | NOT RENEWED | Verify |
| JOHN PATRICK O'ROURKE | Business | 239000711 | DOWNERS GROVE | NOT RENEWED | Verify |
| MAUREEN A O'ROURKE | Business | 239009688 | CHICAGO | ACTIVE | Verify |
| MAUREEN A O'ROURKE | Business | 065020381 | CHICAGO | NOT RENEWED | Verify |
| ROBERT E O'ROURKE | Business | 239004207 | MARYVILLE | NOT RENEWED | Verify |
| ROBERT E O'ROURKE | Business | 065015623 | MARYVILLE | NOT RENEWED | Verify |
| TIMOTHY C O'ROURKE | Business | 239011897 | GENEVA | INACTIVE | Verify |
| JOAN E O'SABEN | Business | 065023362 | GLEN CARBON | ACTIVE | Verify |
| CONNOR O'SHAUGHNESSEY | Business | 065058313 | CHICAGO | ACTIVE | Verify |
| ELIZABETH A O'SHEA | Business | 065022990 | BUFFALO GROVE | NOT RENEWED | Verify |
| JULIE A O'SHEA | Business | 065055204 | OAK PARK | NOT RENEWED | Verify |
| LUANN O'SHEA | Business | 239010462 | CHICGO | NOT RENEWED | Verify |
| MARTHA F O'SHEA | Business | 239005149 | GURNEE | ACTIVE | Verify |
| KAITLIN FRANCES O’SHEA | Business | 065061574 | OAK PARK | ACTIVE | Verify |
| PATRICK E O'SULLIVAN | Business | 239011442 | LOVES PARK | NOT RENEWED | Verify |
| DANIEL J O'TOOLE | Business | 239004003 | AURORA | ACTIVE | Verify |
| JOHN M O'TOOLE | Business | 239012698 | MUNDELEIN | INACTIVE | Verify |
| PATRICK J O'TOOLE | Business | 239020314 | PARK RIDGE | NOT RENEWED | Verify |
| RYAN P O'TOOLE | Business | 065052508 | MUNDELEIN | ACTIVE | Verify |
| THOMAS BRIAN O'TOOLE | Business | 065028463 | MOUNT PROSPECT | ACTIVE | Verify |
| ZACHARY FRANCIS O'TOOLE | Business | 065062108 | CHICAGO | ACTIVE | Verify |
| EDMUND J OAKES | Business | 065002133 | CHICAGO | INACTIVE | Verify |
| ROBERT R OAKES | Business | 065019766 | PALOS HEIGHTS | NOT RENEWED | Verify |
| GENE C OAKLAND | Business | 065009986 | ROCK CITY | NOT RENEWED | Verify |
| BRADLEY L OAKLEY | Business | 065018490 | CASEY | ACTIVE | Verify |
| CHRISTINA A OAKLEY | Business | 065032819 | CHICAGO | NOT RENEWED | Verify |
| PAUL K OAKLEY | Business | 239018503 | MOUNT VERNON | INACTIVE | Verify |
| JOHN J OAKVIK | Business | 065043514 | CHICAGO | NOT RENEWED | Verify |
| KEVIN FRANCIS OATESS | Business | 065029877 | CHICAGO | ACTIVE | Verify |
| OMAR OBAISI | Business | 239025241 | GLEN ELLYN | ACTIVE | Verify |
| GARY L OBANION | Business | 065013278 | CHICAGO | NOT RENEWED | Verify |
| JAMES M OBARSKI | Business | 239015874 | NAPERVILLE | NOT RENEWED | Verify |
| BENSON E OBASEKI | Business | 065031907 | CHICAGO | NOT RENEWED | Verify |
| BEDE E OBASI | Business | 065038427 | CHICAGO | INACTIVE | Verify |
| AMY J OBBISH | Business | 065036155 | BURR RIDGE | NOT RENEWED | Verify |
| KELLY OBBISH | Business | 065037314 | CHICAGO | NOT RENEWED | Verify |
| STEVEN E OBENDORF | Business | 065020377 | NAPERVILLE | INACTIVE | Verify |
| STEVEN E OBENDORF | Business | 239023632 | NAPERVILLE | NOT RENEWED | Verify |
| JONATHAN WILLIAM OBERDORF | Business | 065054576 | SOUTH BARRINGTON | ACTIVE | Verify |
| MICHAEL F OBERDORF | Business | 065034755 | SOUTH BARRINGTON | ACTIVE | Verify |
| OLIVIA OBERDORF | Business | 065058497 | SOUTH BARRINGTON | ACTIVE | Verify |
| LINDA S OBERHEIM | Business | 239025119 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| DANIELLE OBERHEU | Business | 065058423 | NAPERVILLE | ACTIVE | Verify |
| JAIME L OBERHOLTZER | Business | 065032405 | OAK LAWN | NOT RENEWED | Verify |
| CARL F OBERLAND | Business | 065034410 | DARIEN | NOT RENEWED | Verify |
| DANA MARIE OBERLAND | Business | 065043798 | CHICAGO | ACTIVE | Verify |