236118 Residential Remodelers

236210 ​Industrial Building Construction

236220 Commercial and Institutional Building Construction

237110 Water and Sewer Line and Related Structures Construction

237120 Oil and Gas Pipeline and Related Structures Construction

237210 Land Subdivision

237310 Highway, Street, and Bridge Construction

237990 Other Heavy and Civil Engineering Construction

238110 Poured Concrete Foundation and Structure Contractors

238130 Framing Contractors

238140 Masonry Contractors

238150 Glass and Glazing Contractors

238160 Roofing Contractors

238170 Siding Contractors

238190 Other Foundation, Structure, and Building Exterior Contractors

238210 Electrical Contractors and Other Wiring Installation Contractors

238220 Plumbing, Heating, and Air-Conditioning Contractors

238290 Other Building Equipment Contractors

238310 Drywall and Insulation Contractors

238320 Painting and Wall Covering Contractors

238330 Flooring Contractors

238350 Finish Carpentry Contractors

238390 Other Building Finishing Contractors

238910 Site Preparation Contractors

238990 All Other Specialty Trade Contractors

332311 Prefabricated Metal Building and Component Manufacturing

541219 Other Account Services

561720 Janitorial Services

561730 Landscaping Services

562910 Remediation Services

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