Naics code Naics title Naics description
423310 Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers This industry comprises establishments primarily engaged in the merchant wholesale distribution of lumber; plywood; reconstituted wood fiber products; wood fencing; doors and windows and their frames (all materials); wood roofing and siding; and/or other wood or metal millwork.
42332 Brick, Stone, and Related Construction Material Merchant Wholesalers See industry description for 423320.
423320 Brick, Stone, and Related Construction Material Merchant Wholesalers This industry comprises establishments primarily engaged in the merchant wholesale distribution of stone, cement, lime, construction sand, and gravel; brick; asphalt and concrete mixtures; and/or concrete, stone, and structural clay products.
42333 Roofing, Siding, and Insulation Material Merchant Wholesalers See industry description for 423330.
423330 Roofing, Siding, and Insulation Material Merchant Wholesalers This industry comprises establishments primarily engaged in the merchant wholesale distribution of nonwood roofing and nonwood siding and insulation materials.
42339 Other Construction Material Merchant Wholesalers See industry description for 423390.
423390 Other Construction Material Merchant Wholesalers This industry comprises (1) establishments primarily engaged in the merchant wholesale distribution of manufactured homes (i.e., mobile homes) and/or prefabricated buildings and (2) establishments primarily engaged in the merchant wholesale distribution of construction materials (except lumber, plywood, millwork, wood panels, brick, stone, roofing, siding, electrical and wiring supplies, and insulation materials).
4234 Professional and Commercial Equipment and Supplies Merchant Wholesalers This industry group comprises establishments primarily engaged in the merchant wholesale distribution of photographic equipment and supplies; office, computer, and computer peripheral equipment; and medical, dental, hospital, ophthalmic, and other commercial and professional equipment and supplies.
42341 Photographic Equipment and Supplies Merchant Wholesalers See industry description for 423410.
423410 Photographic Equipment and Supplies Merchant Wholesalers This industry comprises establishments primarily engaged in the merchant wholesale distribution of photographic equipment and supplies (except office equipment).