| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| DONALD J O'ROURKE | Business | 450000559 | MARSHALL | EXPIRED | Verify |
| DONALD O'ROURKE | Business | 450011414 | ELIZABETH | ACTIVE | Verify |
| MATT SCOTT O'ROURKE | Business | 450002950 | BARTLETT | NOT RENEWED | Verify |
| JOHN O'SULLIVAN | Business | 450010153 | CHICAGO | NOT RENEWED | Verify |
| DYLAN PATRICK O'TOOLE | Business | 450012524 | LOMBARD | ACTIVE | Verify |
| GORDON M O'TOOLE | Business | 450001536 | DOWNERS GROVE | NOT RENEWED | Verify |
| ROBERT J O'TOOLE | Business | 450001516 | CHICAGO | NOT RENEWED | Verify |
| LAWRENCE K O'YOUNG | Business | 450001537 | GLENVIEW | EXPIRED | Verify |
| RAFAEL OBEDIENTE | Business | 450012186 | BLOOMINGTON | NOT RENEWED | Verify |
| BRIAN OBIE | Business | 450000838 | SHOREWOOD | EXPIRED | Verify |
| JEFF S OBIS | Business | 450000473 | RICHMOND | NOT RENEWED | Verify |
| JOHN EDWARD OBOIKOVITZ | Business | 450002988 | OSWEGO | CANCELLED | Verify |
| MILAN G OBRADOVICH | Business | 450001625 | DOWNERS GROVE | EXPIRED | Verify |
| JEFFREY T OBRIEN | Business | 450013089 | DANVILLE | ACTIVE | Verify |
| JOHN OBRIEN | Business | 450001186 | ITASCA | ACTIVE | Verify |
| JOHN S OBRIEN | Business | 450003870 | DOWNERS GROVE | NOT RENEWED | Verify |
| WILLIAM OBRIEN | Business | 450011387 | GURNEE | NOT RENEWED | Verify |
| NICK M OBROCHTA | Business | 450002543 | MONTGOMERY | EXPIRED | Verify |
| ED B OCONNOR | Business | 450001783 | DEKALB | ACTIVE | Verify |
| MARCO A ODDO | Business | 450002536 | OAK PARK | EXPIRED | Verify |
| MICHAEL J ODONNELL | Business | 450002274 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| TROY OEHLER | Business | 450011722 | BLOOMINGTON | NOT RENEWED | Verify |
| MARCUS K OEHMKE | Business | 450003289 | SANDOVAL | NOT RENEWED | Verify |
| PHILIP C OELLRICH | Business | 450003467 | BOLINGBROOK | NOT RENEWED | Verify |
| VIC K OESTERLEIN | Business | 450001081 | LIBERTYVILLE | EXPIRED | Verify |
| RICHARD OFENLOCH | Business | 450012127 | CHICAGO | NOT RENEWED | Verify |
| MICHAEL J OFSANIK | Business | 450003858 | ANTIOCH | ACTIVE | Verify |
| JOHN N OGDEN | Business | 450002206 | ROYALTON | NOT RENEWED | Verify |
| TIMOTHY B OGLESBY | Business | 450000107 | ELGIN | NOT RENEWED | Verify |
| STANISLAW OGOREK | Business | 450012228 | JUSTICE | NOT RENEWED | Verify |
| DANIEL J OGORMAN | Business | 450010707 | ORLAND PARK | NOT RENEWED | Verify |
| JOONYOUNG OH | Business | 450000990 | HAWTHORN WOODS | NOT RENEWED | Verify |
| YOUNSANG OH | Business | 450002275 | VERNON HILLS | EXPIRED | Verify |
| ROBERT N OHLENDORF | Business | 450001378 | ALSIP | EXPIRED | Verify |
| PAUL J OHM | Business | 450003670 | NORTH CHICAGO | NOT RENEWED | Verify |
| BRIEN OHNEMUS | Business | 450010468 | QUINCY | NOT RENEWED | Verify |
| ANDRII OKIPNYI | Business | 450011811 | HANOVER PARK | NOT RENEWED | Verify |
| WILLIAM OKLESHEN | Business | 450004150 | ORLAND PARK | NOT RENEWED | Verify |
| EDWARD J OKREI | Business | 450010122 | DES PLAINES | ACTIVE | Verify |
| ALEXANDER OKUNEV | Business | 450011777 | WAUKEGAN | NOT RENEWED | Verify |
| GREGG P OLBERTS | Business | 450003479 | MOLINE | NOT RENEWED | Verify |
| ROBERT D OLDENBURG | Business | 450003937 | RUTLAND | NOT RENEWED | Verify |
| WILLIAM M OLDENSTEDT | Business | 450003149 | TINLEY PARK | NOT RENEWED | Verify |
| MARK R OLDFIELD | Business | 450000183 | COLUMBIA | NOT RENEWED | Verify |
| DAVID M OLDHAM | Business | 450011371 | BRAIDWOOD | NOT RENEWED | Verify |
| SCOTT S OLDHAM | Business | 450001572 | CHICAGO | EXPIRED | Verify |
| CHRISTOPHER D OLEKSY | Business | 450013351 | LOCKPORT | ACTIVE | Verify |
| ROBERT B OLES | Business | 450002919 | PALATINE | NOT RENEWED | Verify |
| LARRY L OLESON | Business | 450010836 | BLOOMINGTON | NOT RENEWED | Verify |
| PETER J OLINGER | Business | 450002187 | HOFFMAN ESTATES | NOT RENEWED | Verify |