| Crystal Spring |
| Cultural Associates Oxford |
| Culture Aangan Tourism Pvt Ltd |
| Cumberland Building Society |
| Currys plc |
| Curtea Veche Publishing Srl |
| CX LuxCo VIII S.a.r.l. |
| CyberNorth Tech |
| D&M Holdings Inc |
| D-Fuse Limited [OLD: Raw Paw Graphics Limited] |
| D6 Culture Limited |
| Dahon |
| DAI Global, LLC |
| DAI Magister |
| Daikin Industries Ltd |
| Damier |
| Dance Base |
| Dance Umbrella Limited |
| Danfoss A/S |
| Danske Bank A/S |
| Danske Commodities |
| Dantherm Group A/S |
| Dar Onboz |
| Dar Yusuf Nasri Jacir for Art and Research [ALSO: Dar Yusuf Nasri for Art and Research] |
| Dar Zarrouk |