Plumbing, Heating, and Air-Conditioning Contractors, Furniture Merchant Wholesalers, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Brick, Stone, and Related Construction Material Merchant Wholesalers, Roofing, Siding, and Insulation Material Merchant Wholesalers

Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

Partitions

Beef Cattle Ranching and Farming, Hog and Pig Farming, All Other Specialty Trade Contractors, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Research and Development in the Social Sciences and Humanities

Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors, Drywall and Insulation Contractors, Painting and Wall Covering Contractors, Flooring Contractors

Electrical Contractors, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Wired Telecommunications Carriers

Cut Stock, Resawing Lumber, and Planing, Other Millwork (including Flooring), All Other Miscellaneous Wood Product Manufacturing, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Floor Covering Stores

Other Building Equipment Contractors, Finish Carpentry Contractors, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Roofing Contractors

Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers