NAICS Codes:

  • 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

  • 237130: Power & Communication Line & Related Structures Construction

  • 237310: Highway, Street, and Bridge Construction

  • 237990: Other Heavy and Civil Engineering Construction

  • 238110: Poured Concrete Foundation and Structure Contractors

  • 238120: Structural Steel and Precast Concrete Contractors

  • 238140: Masonry Contractors

  • 238150: Glass and Glazing 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

  • 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

  • 541330: Engineering Services

  • 541350: Building Inspection Services

  • 561621: Security Systems Services (except Locksmiths)

  • 562910: Remediation Services