Power and Communication Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors, All Other Specialty Trade Contractors, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction

Other Building Equipment Contractors

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction

Other Building Equipment Contractors, Elevator and Moving Stairway Manufacturing

Other Building Equipment Contractors, Ornamental and Architectural Metal Work Manufacturing, Elevator and Moving Stairway Manufacturing

Other Foundation, Structure, and Building Exterior Contractors, Other Building Equipment Contractors, All Other Specialty Trade Contractors, Ship Building and Repairing, Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing

Poured Concrete Foundation and Structure Contractors, Structural Steel and Precast Concrete Contractors, Framing Contractors, Roofing Contractors, Siding Contractors