- Cabling Equipment
- Caisses Populaires
- Cake Making Supplies
- Campgrounds
- Camps
- Cancer Support
- Cans
- Car and Truck Transporting Companies
- Car Brokers
- Car Consultants
- Car Dealers
- Car Insurance
- Car Manufacturers
- Car Recycling
- Car Repair
- Car Wash Equipment
- Car Washes
- Care Homes
- Caribbean Restaurants
- Carpenters
- Casino Organizations
- Casinos
- Caulking Contractors
- Ceilings
- Cheque Printing Endorsing and Protection Software
- Chicken Restaurants
- Childcare Service
- Chiropodists
- Chiropractors Dc
- Churches
- Classic Cars
- Cleaning Service
- Clinics
- Clubs
- Co-Operative Organizations
- Coin Dealers
- Cold-Storage Warehouses
- Commercial Artists
- Commercial Garbage Disposal Equipment
- Computer Networks
- Computer Wholesalers
- Concrete Contractors
- Condos
- Construction Specifications
- Convenience Stores
- Convention Centres
- Cooking Schools
- Cottage Rental
- Counsellors
- County Government
- Court Reporters
- Cpa
- Crane Rental
- Credit Unions
- Creperies
- Customs Consultants