- Cattery
- Carpenter
- Coffee roasters
- Chemistry lab
- Creole restaurant
- Car inspection station
- College
- Christian church
- Commercial refrigeration
- Commercial refrigerator supplier
- Cold storage facility
- Catering food and drink supplier
- Catering
- Cleaning service
- Coaching center
- Culinary school
- Continental restaurant
- Catholic school
- Cider bar
- Chemistry faculty