Marken in Erfurt
- C & A Mode (2)
- Cafe del Sol (1)
- Calzedonia (1)
- camel active (1)
- CAMP DAVID | SOCCX (3)
- Capgemini (1)
- Capita Customer Services GmbH (1)
- CARGLASS (1)
- Caritas (7)
- CASAMODA Heinrich Katt (1)
- Caverion (2)
- CECIL (7)
- CGM SYSTEMHAUS GmbH (1)
- chillhouse Headshop (1)
- CHRIST Juweliere (2)
- Christmann & Pfeifer (1)
- CineStar (1)
- City Clean (1)
- CJD Christliches Jugenddorfwerk Deutschlands (10)
- Cl. Bergmann GmbH & Co. KG (1)
- Claire's (1)
- CleanCar (1)
- clip film- u. fernsehproduktion (1)
- Coffee-Fellows (1)
- Colloseum Mode (1)
- COMCAVE.COLLEGE (3)
- Comfortcharge (1)
- COMMERZBANK (3)
- Computacenter (1)
- Concordia Versicherung (1)
- Contipark (3)
- CSC Business Solutions (1)
- Cut and Colors (2)