236220 - Commercial and Institutional Building Construction
236116 - New Multifamily Housing Construction (except For-Sale Builders)
236210 - Industrial Building Construction
237110 - Water and Sewer Line and Related Structures Construction
237990 - Other Heavy and Civil Engineering Construction
238110 - Poured Concrete Foundation and Structure Contractors
238120 - Structural Steel and Precast Concrete Contractors
238130 - Framing Contractors
238160 - Roofing Contractors
238190 - Other Foundation, Structure, and Building Exterior Contractors
238210 - Electrical Contractors and Other Wiring Installation Contractors
238220 - Plumbing, Heating, and Air-Conditioning Contractors
238320 - Painting and Wall Covering Contractors