C
- Calgary Zoo
- Central Park Zoo
- Chatel Reservation
- Course Hero
- CAMP
- Creality Store
- Cexxy Hair
- Creative Labs
- Caledonian Travel
- City Experiences
- Character-Online
- Cello Electronics
- Crowdfarming UK
- Chrome Battery
- COS UK
- CROC
- Clinisoothe+
- Crazy Dog T Shirts
- Cordners
- Counter Culture Store
- Camp Chef
- Charmanty
- Cosplay Show
- Chesterfield Sofas
- Cheekbone Beauty
- Champion UK
- Calla Shoes
- Cables.com
- Compare Parking Prices UK
- Club Med
- Chelsea Green
- Cybermarket
- Costway UK
- Consigned Sealed Delivered
- Cancun Adventure
- Copyleaks
- Canvast
- Caldera + Lab
- CurlyMe
- Casabrews