Highway, Street, and Bridge Construction

Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors, Other Foundation, Structure, and Building Exterior Contractors, Site Preparation Contractors

Fabricated Structural Metal Manufacturing

Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers, Fluid Power Valve and Hose Fitting Manufacturing, Aircraft Manufacturing, Other Aircraft Parts and Auxiliary Equipment Manufacturing, Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers

Lessors of Nonresidential Buildings (except Miniwarehouses)

Elementary and Secondary Schools

Residential Remodelers, Framing Contractors, Siding Contractors, Other Foundation, Structure, and Building Exterior Contractors, Drywall and Insulation Contractors

Janitorial Services

Radio, Television, and Other Electronics Stores

All Other Specialty Trade Contractors, Industrial Machinery and Equipment Merchant Wholesalers, Industrial Supplies Merchant Wholesalers

Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors, Site Preparation Contractors