| CONTEMPORARY OB/GYN CHICAGO, PLLC | Business | 248002956 | CHICAGO | NOT RENEWED | Verify |
| CONTEMPORARY OB/GYN CHICAGO, PLLC | Business | 248002965 | CHICAGO | NOT RENEWED | Verify |
| CONTIGO THERAPUTIC SERVICES PLLC | Business | 248007119 | PARK RIDGE | ACTIVE | Verify |
| CONTINENTAL ANESTHESIA HOLDINGS LLC | Business | 248000716 | OAK BROOK | NOT RENEWED | Verify |
| CONTINGENCY PHYSICAL THERAPY PLLC | Business | 248006570 | CHICAGO | ACTIVE | Verify |
| CONTINUUM CARE, PLLC | Business | 248006520 | WINNETKA | ACTIVE | Verify |
| CONTINUUM COMMUNICATION PLLC | Business | 248004497 | SPRINGFIELD | NOT RENEWED | Verify |
| CONTINUUM MEDICAL SOLUTIONS PLLC | Business | 248006825 | HINSDALE | ACTIVE | Verify |
| CONTRAST COUNSELING PLLC | Business | 248003232 | CHICAGO | ACTIVE | Verify |
| CONTROLLED CHAOS COUNSELING, PLLC | Business | 248006576 | ROLLING MEADOWS | ACTIVE | Verify |
| CONVISER GROUP PLLC | Business | 248007348 | GLENCOE | ACTIVE | Verify |
| COOK COUNSELING SERVICES, PLLC | Business | 248007251 | BELLEVILLE | ACTIVE | Verify |
| CORE COUNSELING SERVICES, LLC | Business | 248002174 | NAPERVILLE | NOT RENEWED | Verify |
| CORE INTEGRATIVE HEALTH PLLC | Business | 248004430 | CHICAGO | NOT RENEWED | Verify |
| CORE MEDICAL GROUP CHICAGO LLC | Business | 248002872 | CHICAGO | NOT RENEWED | Verify |
| CORE ORTHOPEDICS & SPORTS MEDICINE LLC | Business | 248000757 | HOFFMAN ESTATES | ACTIVE | Verify |
| CORE ORTHOPEDICS & SPORTS MEDICINE LLC | Business | 248000280 | ELK GROVE VILLAGE | ACTIVE | Verify |
| CORE PHYSICAL MEDICINE LLC | Business | 248001278 | FAIRVIEW HEIGHTS | ACTIVE | Verify |
| CORE PHYSICAL MEDICINE LLC | Business | 248001806 | MILLSTADT | NOT RENEWED | Verify |
| CORE REHAB, LLC | Business | 248001557 | CHICAGO | ACTIVE | Verify |
| COREXCELLENT LLC | Business | 248000875 | NAPERVILLE | NOT RENEWED | Verify |
| CORNERSTONE DENTAL CONSULTING GROUP LLC | Business | 248000872 | QUINCY | ACTIVE | Verify |
| CORNERSTONE FAMILY COUNSELING LLC | Business | 248000696 | MOUNT VERNON | NOT RENEWED | Verify |
| CORNERSTONE HEALTHCARE AND CONSULTING GROUP PLLC | Business | 248006383 | MT PROSPECT | ACTIVE | Verify |
| CORPORATE WELLNESS PARTNERS LLC | Business | 248001281 | LIBERTYVILLE | NOT RENEWED | Verify |
| CORRECTIONAL MEDICAL GROUP PLLC | Business | 248003315 | ST CHARLES | NOT RENEWED | Verify |
| CORSO DENTAL, PLLC | Business | 248004979 | PALOS PARK | ACTIVE | Verify |
| CORTNIE IRBY | Business | 248006941 | PEKIN | ACTIVE | Verify |
| CORTOPASSI ORTHODONTICS PLLC | Business | 248006695 | MONTGOMERY | ACTIVE | Verify |
| COSMETIC SURGEONS OF ILLINOIS PLLC | Business | 248006900 | CHICAGO | ACTIVE | Verify |
| COSMETIC SURGEONS OF ILLINOIS PLLC | Business | 248006905 | CHICAGO | ACTIVE | Verify |
| COSMETIC SURGEONS OF ILLINOIS PLLC | Business | 248006935 | GLENVIEW | ACTIVE | Verify |
| COSMETIC SURGERY CENTER OF CHICAGO, LLC | Business | 248002167 | EVANSTON | NOT RENEWED | Verify |
| COTHRAN FORENSIC NEUROPSYCHOLOGY, PLLC | Business | 248006220 | HINSDALE | ACTIVE | Verify |
| COTTON CHIROPRACTIC LLC | Business | 248001070 | PEORIA | NOT RENEWED | Verify |
| COUNSELING BY STEVEN PLLC | Business | 248004403 | FOWLER | ACTIVE | Verify |
| COUNSELING FORWARD PLLC | Business | 248003852 | BLUE ISLAND | NOT RENEWED | Verify |
| COUNSELING WITH MAGGIE, PLLC | Business | 248003346 | CHICAGO | ACTIVE | Verify |
| COUNTING TEETH ANESTHESIA PLLC | Business | 248007142 | CHICAGO | ACTIVE | Verify |
| COUNTRY ROADS CHIROPRACTIC, PLLC | Business | 248004488 | ROCK FALLS | NOT RENEWED | Verify |
| COURAGE COLLABORATIVE COUNSELING PLLC | Business | 248005035 | LAKE FOREST | NOT RENEWED | Verify |
| COURAGEOUS CONVERSATIONS THERAPY PLLC | Business | 248003897 | SPRINGFIELD | NOT RENEWED | Verify |
| COURAGEOUS SPACES COUNSELING & CONSULTING, PLLC | Business | 248005667 | SOUTH HOLLAND | ACTIVE | Verify |
| COURTNEY BILLMAN THERAPEUTIC SERVICES PLLC | Business | 248007203 | WINFIELD | ACTIVE | Verify |
| COURTNEY BLEDSOE LCSW PLLC | Business | 248006158 | OAK PARK | ACTIVE | Verify |
| COURTNEY L. EMERY COUNSELING & CONSULTING, PLLC | Business | 248004051 | CHICAGO | ACTIVE | Verify |
| COURTNEY REMACLE LCSW, PLLC | Business | 248007012 | CHICAGO | ACTIVE | Verify |
| COVENANT MEDICAL GROUP LLC | Business | 248000112 | GLENVIEW | NOT RENEWED | Verify |
| COVENTRY COUNSELING, P.L.L.C. | Business | 248004250 | CHICAGO | ACTIVE | Verify |
| COVERT MINDS THERAPY, PLLC | Business | 248006060 | CHICAGO | ACTIVE | Verify |