| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| TANNER ENVIRONMENTAL | Business | 184001664-0002 | LIBERTYVILLE | NOT RENEWED | Verify |
| TAPS RAMP PARTNERS | Business | 184006395-0002 | OAK PARK | NOT RENEWED | Verify |
| TARTAN ASSOCIATES LTD | Business | 184006945-0001 | BERWYN | NOT RENEWED | Verify |
| TASSONE ARCHITECTS INC | Business | 184002060-0001 | DEERFIELD | ACTIVE | Verify |
| TATE SURVEYING AND MAPPING LLC | Business | 184007383-0008 | VIRGINIA | ACTIVE | Verify |
| TAURUS ENGINEERING LLC | Business | 184002441-0002 | BARTLETT | ACTIVE | Verify |
| TAYLOR MADE DESIGN INC | Business | 184006088-0001 | CHICAGO | ACTIVE | Verify |
| TBX ASSOCIATES INC | Business | 184002530-0002 | DOWNERS GROVE | NOT RENEWED | Verify |
| TCI DESIGN INC | Business | 184000548-0001 | LAKE BLUFF | NOT RENEWED | Verify |
| TEBBENKAMP ASSOCIATES | Business | 184004086-0001 | CHICAGO | NOT RENEWED | Verify |
| TECH 1 ENGINEERING RESOURCE LLC | Business | 184005157-0002 | AURORA | NOT RENEWED | Verify |
| TECH 3 CONSULTING GROUP INC | Business | 184002235-0008 | CRETE | NOT RENEWED | Verify |
| TECH TEAM LLC | Business | 184004398-0001 | CHICAGO | NOT RENEWED | Verify |
| TECH/METRA LTD | Business | 184005713-0001 | OAK BROOK | NOT RENEWED | Verify |
| TECHKNOW ENGINEERING LLC | Business | 184000855-0007 | CHICAGO | NOT RENEWED | Verify |
| TECHNICA DESIGN PROF CORP | Business | 184002381-0001 | WILMETTE | ACTIVE | Verify |
| TECHNICON INTERNATIONAL INC | Business | 184004222-0001 | CHICAGO | NOT RENEWED | Verify |
| TECHNOLOGY CONSULTING GROUP INC | Business | 184000652-0001 | BARRINGTON | NOT RENEWED | Verify |
| TECHNOLOGY CONSULTING INC | Business | 184008068-0001 | BARRINGTON | ACTIVE | Verify |
| TECMA ASSOCIATES INC | Business | 184001537-0010 | SCHAUMBURG | ACTIVE | Verify |
| TECON | Business | 184005627-0001 | BUFFALO GROVE | NOT RENEWED | Verify |
| TECON LLC | Business | 184006133-0001 | CHICAGO | ACTIVE | Verify |
| TECTS LLC | Business | 184006868-0001 | OAK PARK | ACTIVE | Verify |
| TEKELET ENGINEERING PLLC | Business | 184008513-0002 | BUFFALO GROVE | ACTIVE | Verify |
| TELECOM ENGINEERING SERVICES INC | Business | 184003919-0002 | CHICAGO | ACTIVE | Verify |
| TELITECT LTD | Business | 184001592-0001 | GLENDALE HEIGHTS | NOT RENEWED | Verify |
| TELOS ARCHITECTS PLLC | Business | 184008983-0001 | ARLINGTON HEIGHTS | ACTIVE | Verify |
| TEMPLE ARCHITECTS LLC | Business | 184005757-0001 | ELBURN | ACTIVE | Verify |
| TENG CONSTRUCTION LLC | Business | 184002181-0007 | CHICAGO | CANCELLED | Verify |
| TENNERSTEDT & ASSOCIATES INC | Business | 184000891-0002 | WILMETTE | NOT RENEWED | Verify |
| TEPEN ENGINEERING PLLC | Business | 184009112-0002 | SILVIS | NOT RENEWED | Verify |
| TERP MEYERS ARCHITECTS INC | Business | 184002066-0001 | CHICAGO | NOT RENEWED | Verify |
| TERRA ARCHITECTS PC | Business | 184008684-0001 | LAKE FOREST | ACTIVE | Verify |
| TERRA CONSULTING GROUP LTD | Business | 184004548-0002 | PARK RIDGE | ACTIVE | Verify |
| TERRA ENGINEERING LTD | Business | 184003610-0014 | CHICAGO | ACTIVE | Verify |
| TERRA TECHNOLOGY LAND SURVEYING INC | Business | 184004538-0008 | LAKE ZURICH | ACTIVE | Verify |
| TERRENCE J FOLEY PC | Business | 184001217-0002 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| TES ARCHITECTS PC | Business | 184006894-0001 | LISLE | NOT RENEWED | Verify |
| TESTING ENGINEERS INC | Business | 184001100-0002 | DIXON | NOT RENEWED | Verify |
| TESTING SCIENCES INC | Business | 184001102-0002 | GLENVIEW | NOT RENEWED | Verify |
| TESTING SERVICE CORPORATION | Business | 184001294-0002 | CAROL STREAM | ACTIVE | Verify |
| TETRA TECH EM INC | Business | 184000821-0002 | CHICAGO | NOT RENEWED | Verify |
| TFW CONSULTING, INC. | Business | 184002793-0010 | GURNEE | ACTIVE | Verify |
| TGRWA, PLLC | Business | 184002622-0003 | CHICAGO | ACTIVE | Verify |
| THE AFFINITY CORPORATION | Business | 184000634-0001 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| THE ANTHEM CORPORATION OF AMERICA INC | Business | 184006819-0002 | MCHENRY | NOT RENEWED | Verify |
| THE ARCHITECTS ENTERPRISE LTD | Business | 184000326-0001 | CHICAGO | ACTIVE | Verify |
| THE ARCHITECTS PARTNERSHIP LTD | Business | 184000148-0001 | CHICAGO | ACTIVE | Verify |
| THE ARCUS GROUP INCORPORATED | Business | 184000719-0001 | ITASCA | NOT RENEWED | Verify |
| THE ARMBUSTER COMPANY INC | Business | 184002558-0002 | NORTHBROOK | NOT RENEWED | Verify |