| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| CIVWORKS CONSULTING LLC | Business | 184005714-0002 | CHICAGO | NOT RENEWED | Verify |
| CJ ARCHITECTS INC | Business | 184005807-0001 | DARIEN | ACTIVE | Verify |
| CKW ARCHITECTS LLC | Business | 184005147-0001 | CHICAGO | NOT RENEWED | Verify |
| CL DOUCETTE INC | Business | 184006519-0002 | CHICAGO | ACTIVE | Verify |
| CLAASSEN WHITE & ASSOCIATES PC | Business | 184004039-0008 | JOLIET | ACTIVE | Verify |
| CLARIDA & ZIEGLER ENGINEERING CO | Business | 184004515-0010 | MARION | NOT RENEWED | Verify |
| CLARIDA ENGINEERING CO | Business | 184000872-0002 | MARION | NOT RENEWED | Verify |
| CLARK DIETZ INC | Business | 184000450-0014 | CHAMPAIGN IL | ACTIVE | Verify |
| CLARK T BAURER STRUCTURAL ENGINEERING LLC | Business | 184007279-0005 | CHICAGO | ACTIVE | Verify |
| CLARKE ARCHITECTURE & DESIGN PLLC | Business | 184009573-0001 | CHICAGO | ACTIVE | Verify |
| CLAUDE H HURLEY COMPANY | Business | 184001888-0002 | ELMHURST | NOT RENEWED | Verify |
| CLEAN AIR ENGINEERING INC | Business | 184001097-0002 | PALATINE | NOT RENEWED | Verify |
| CLEAN WORLD ENGINEERING LTD | Business | 184000166-0002 | WHEATON | NOT RENEWED | Verify |
| CLEAR ENGINEERING PLLC | Business | 184009585-0003 | LA GRANGE | ACTIVE | Verify |
| CLL DESIGN GROUP INC | Business | 184000136-0001 | CHICAGO | NOT RENEWED | Verify |
| CLM ENGINEERING INC | Business | 184002895-0002 | WILMETTE | NOT RENEWED | Verify |
| CLONINGER LAND SURVEYING | Business | 184005528-0008 | CANTON | ACTIVE | Verify |
| CLOUDTOP ARCHITECTS PLLC | Business | 184009459-0001 | CHICAGO | ACTIVE | Verify |
| CLUSKEY AND COCHRAN LAND SURVEYING LLC | Business | 184006437-0008 | ELMWOOD | NOT RENEWED | Verify |
| CMB STRUCTURAL CONSULTANTS LLC | Business | 184006831-0003 | WASHINGTON | CANCELLED | Verify |
| CMC PROFESSIONAL SERVICES LLC | Business | 184008026-0002 | SCHAUMBURG | ACTIVE | Verify |
| CMH CONSULTING SERVICES | Business | 184005919-0001 | CHICAGO | NOT RENEWED | Verify |
| CMMR LLC | Business | 184007291-0001 | CHICAGO | ACTIVE | Verify |
| CNECT LLC | Business | 184008071-0002 | CHICAGO | ACTIVE | Verify |
| COBALT INTEGRATION LLC | Business | 184008341-0002 | DOWNERS GROVE | ACTIVE | Verify |
| COBU ARCHITECTURE STUDIO PLLC | Business | 184008043-0001 | BARRINGTON | ACTIVE | Verify |
| CODA LLC | Business | 184005004-0001 | WILMETTE | CANCELLED | Verify |
| CODER TAYLOR ASSOCIATES INC | Business | 184001680-0004 | BARRINGTON | NOT RENEWED | Verify |
| CODY DESIGN GROUP PC | Business | 184004134-0001 | NAPERVILLE | NOT RENEWED | Verify |
| CODY-BRAUN AND ASSOCS INC | Business | 184000196-0001 | BOLINGBROOK | NOT RENEWED | Verify |
| COEX ENGINEERING INC | Business | 184001117-0002 | CHICAGO | NOT RENEWED | Verify |
| COFFEY GROUP ARCHITECTURE LLC | Business | 184006220-0001 | NAPERVILLE | NOT RENEWED | Verify |
| COFFIN, SCHERSCHEL & SHAFFER ARCHITECTS, LTD | Business | 184001586-0001 | BARRINGTON | NOT RENEWED | Verify |
| COLLECTIVE OFFICE PC | Business | 184006266-0001 | CHICAGO | ACTIVE | Verify |
| COLLECTIVE VISION DESIGN LTD | Business | 184008065-0001 | OAK PARK | ACTIVE | Verify |
| COLLINS & KNEZEVIC LTD | Business | 184001684-0001 | LAKE BLUFF | INACTIVE | Verify |
| COLLINS ENGINEERS INC | Business | 184000993-0014 | CHICAGO | ACTIVE | Verify |
| COMDESCO GROUP INC | Business | 184005956-0002 | LISLE | NOT RENEWED | Verify |
| COMMAND ENGINEERING COMPANY LTD | Business | 184002535-0004 | SKOKIE | NOT RENEWED | Verify |
| COMMUNICATIONS ENGINEERS INC | Business | 184005423-0002 | SPRINGFIELD | NOT RENEWED | Verify |
| COMMUNICATIONS SYSTEMS ENGIN INC | Business | 184001524-0002 | ADDISON | NOT RENEWED | Verify |
| COMMUNITY DEVELOPMENT INC | Business | 184000842-0002 | WONDER LAKE | NOT RENEWED | Verify |
| COMMUNITY INFRASTRUCTURE PARTNERS LLC | Business | 184007370-0014 | CHICAGO | CANCELLED | Verify |
| COMMUNITY SURVEY INC | Business | 184002899-0008 | OAK FOREST | ACTIVE | Verify |
| COMPASS SURVEYING LTD | Business | 184002778-0008 | AURORA | ACTIVE | Verify |
| COMPASS ALTERNATIVES, INC. | Business | 184008609-0008 | MCHENRY | INOPERATIVE | Verify |
| COMPASS ARCHITECTURE LLC | Business | 184006081-0001 | CHICAGO | NOT RENEWED | Verify |
| COMPASS ROSE DESIGN INC | Business | 184006509-0001 | CHICAGO | ACTIVE | Verify |
| COMPASS TECHNICAL CONSULTANTS PC | Business | 184005653-0008 | ELBURN | NOT RENEWED | Verify |
| COMPLETE CONCEPT GROUP INC | Business | 184003259-0001 | ELK GROVE VILLAGE | NOT RENEWED | Verify |