All Store
- Canada Pet Care
- Canterbury
- Careline365
- Cartwright & Butler
- Chessington Garden Centre
- Choice Furniture Superstore
- Christies Direct
- Christys London
- Clarks UK
- Click & Grow
- CloudLearn
- Cloudways
- Cocunat UK
- Columbia Sportswear
- Corel
- Cotopaxi
- Cottsbury
- Coway UK
- Craft Buddy
- Created Brilliance
- Creative Market