- Racks
- Ready-Mixed Concrete
- Real Estate Agencies
- Real Estate Appraisers
- Real Estate Consultants
- Real Estate Lawyers
- Real Estate Management
- Recreation Centres
- Recreational Vehicle Dealers
- Recycling Service
- Registered Massage Therapists
- Rehabilitation Service
- Renovations
- Research and Development Laboratories
- Restaurant Equipment
- Restaurant Equipment Repair
- Restaurants
- Roofers
- Roofing Materials
- Roofing Service Consultants
- Rope
- Rubber Products
- Rustproofing