- Cafe Britt
- Calista Tools
- Camera House
- Candles Direct
- Cape Robbin
- Cardfactory
- Cardology
- CarHistory
- Cartridge Monkey
- Cartridges Direct
- Caudalie
- CBD One
- Champs Sports
- Charlotte Tilbury
- Chelsea Megastore
- Cherub Baby
- Chipolo
- ChrisElli
- Christies Direct
- Ciarra
- Click & Grow
- Coast
- Colorful Images
- Contiki
- Coolwick
- Core Trainer
- Costway
- Cotton Traders
- Cox and Cox
- Cult Kits
- Cult Of Coquette
- Custom Controllers
- Cutter & Buck
- Cutter Golf
- Cwtchy Covers