Marken in Düsseldorf
- C & A Mode (2)
- Cafe Extrablatt (1)
- Calida (1)
- Calumet Photographic (1)
- Calzedonia (1)
- CARGLASS (3)
- Caritas (18)
- CASAMODA Heinrich Katt (1)
- CBRE (1)
- CDM Smith (1)
- CECIL (2)
- CENTERSHOP (1)
- Centro Hotels (4)
- CEVA Logistics (1)
- Chocoladefabriken Lindt & Sprüngli (1)
- CHRIST Juweliere (2)
- cideon (1)
- CineStar (1)
- Cisco Systems (1)
- CleanCar (1)
- CLINIC IM CENTRUM (1)
- Clinique (9)
- CMS Hasche Sigle Rechtsanwälte (1)
- Coffee-Fellows (2)
- COMCAVE.COLLEGE (1)
- comma Store (2)
- COMMERZBANK (9)
- compustore (1)
- Concordia Versicherung (1)
- Continentale Versicherungsverbund (4)
- Contipark (10)
- Cosmo Hairshop (2)
- Cove&co (3)
- CRIFBÜRGEL (1)
- Curata (1)