226220 - Commercial and Institutional Building Construction
236210 - Industrial Building Construction 237110 - Water and Sewer Line 237120 - Oil and Gas Pipeline 237130 - Power and Communication Line 237310 - Highway, Street and Bridge Construction 237990 - Other Heavy and Civil Engineering 238110 - Poured Concrete Foundation and Structure 238130 - Framing Construction 238140 - Masonry Construction 238150 - Glass and Glazing Construction 238160 - Roofing Construction 238170 - Siding Construction 238190 - Other Foundation, Structure, and Building Exterior 238210 - Electrical Contractors/Other Wiring Installation 238220 - Plumbing, Heating and Air-Conditioning 238290 - Other Building Equipment 238310 - Drywall and Insulation 238320 - Painting and Wall Covering 238330 - Flooring Construction 238340 - Tile and Terrazzo Construction 238350 - Finish Carpentry Construction 238390 - Other Building Finishing Construction 238990 - All Other Specialty Trade Construction 335921 - Fiber Optic Cable Equipment 335929 - Other Communication/Energy Wire Equipment 517919 - Other Communications Construction 531311 - Residential Property Managers 541330 - Engineering Services 541340 - Drafting Services 541990 - All Other Professional and Technical Services 561730 - Landscaping Services 561990 - All Other Support Services 811213 - Communication Equipment Repair/Maintenance 811219 - Other Electronic and Equipment Repair/Maintenance |
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