Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers

Highway, Street, and Bridge Construction, Brick, Stone, and Related Construction Material Merchant Wholesalers

Coal and Other Mineral and Ore Merchant Wholesalers

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers

All Other Specialty Trade Contractors, Machine Shops, Machine Tool (Metal Cutting Types) Manufacturing, Recyclable Material Merchant Wholesalers

Other Miscellaneous Durable Goods Merchant Wholesalers

Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers, New Car Dealers, Used Car Dealers

Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers

Beef Cattle Ranching and Farming, Logging, Support Activities for Forestry, Construction Sand and Gravel Mining, Structural Steel and Precast Concrete Contractors

Automobile and Other Motor Vehicle Merchant Wholesalers, All Other Motor Vehicle Dealers

Motor Vehicle Supplies and New Parts Merchant Wholesalers

Steam and Air-Conditioning Supply, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

All Other Specialty Trade Contractors, Ready-Mix Concrete Manufacturing, Steel Wire Drawing, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Roofing, Siding, and Insulation Material Merchant Wholesalers

Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Computer and Software Stores

Support Activities for Forestry, Service Establishment Equipment and Supplies Merchant Wholesalers, Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing, All Other Support Services

Construction Sand and Gravel Mining, All Other Nonmetallic Mineral Mining, Asphalt Paving Mixture and Block Manufacturing, Brick, Stone, and Related Construction Material Merchant Wholesalers

Sporting and Recreational Goods and Supplies Merchant Wholesalers

Other Foundation, Structure, and Building Exterior Contractors, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing

Power and Communication Line and Related Structures Construction, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Electrical and Electronic Appliance, Television, and Radio Set Merchant Wholesalers