Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
Railroad Rolling Stock Manufacturing
Ready-Mix Concrete Manufacturing
Reconstituted Wood Product Manufacturing
Recyclable Material Merchant Wholesalers
Relay and Industrial Control Manufacturing
Remediation Services
Rendering and Meat Byproduct Processing
REPAIR AND MAINTENANCE
Research and Development in the Physical, Engineering, and Life Sciences
Residential Electric Lighting Fixture Manufacturing
Residential Remodelers
Resilient Floor Covering Manufacturing
Retail Bakeries
Reupholstery and Furniture Repair
Rice Farming
Rice Milling
Roasted Nuts and Peanut Butter Manufacturing
Rolled Steel Shape Manufacturing
Rolling Mill Machinery and Equipment Manufacturing
Roofing Contractors
Roofing, Siding, and Insulation Material Merchant Wholesalers
Rope, Cordage, and Twine Mills
Rubber and Plastics Footwear Manufacturing
Rubber and Plastics Hoses and Belting Manufacturing
RUBBER PRODUCT MANUFACTURING
Rubber Product Manufacturing for Mechanical Use