Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Roofing, Siding, and Insulation Material Merchant Wholesalers, Other Construction Material Merchant Wholesalers, Paint and Wallpaper Stores

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Steam and Air-Conditioning Supply, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders)

Construction Sand and Gravel Mining, Drilling Oil and Gas Wells, Support Activities for Oil and Gas Operations, Fossil Fuel Electric Power Generation, Electric Power Distribution

Other Construction Material Merchant Wholesalers

All Other Specialty Trade Contractors, Wood Preservation, Other Fabricated Wire Product Manufacturing, Other Construction Material Merchant Wholesalers

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Plumbing, Heating, and Air-Conditioning Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen

Industrial Building Construction, Commercial and Institutional Building Construction, Structural Steel and Precast Concrete Contractors, Other Foundation, Structure, and Building Exterior Contractors, Brick, Stone, and Related Construction Material Merchant Wholesalers

Ball and Roller Bearing Manufacturing, Conveyor and Conveying Equipment Manufacturing, Overhead Traveling Crane, Hoist, and Monorail System Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing, Tire and Tube Merchant Wholesalers

Other Construction Material Merchant Wholesalers