Business Examples

Common types of business activities within US SIC 1791 - Structural Steel Erection are:

US-SIC Hierarchy 1791 - Structural Steel Erection

US-SIC Code 1791 - Structural Steel Erection sits in the 2-digit Structural Steel Erection sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: C

Division Title: Construction

2 Digits 3 Digits 4 Digits

• 15 Construction - General Contractors and Operative Builders
  • 152 General Building Contractors-residential
    • 1521 General Contractors - Single-Family Houses
    • 1522 General Contractors - Residential Buildings, Other Than Single-Family
  • 153 Operative Builders
    • 1531 Operative Builders
  • 154 General Building Contractors - Nonresidential
    • 1541 General Contractors - Industrial Buildings and Warehouses
    • 1542 General Contractors - Nonresidential Buildings, Other Than Industrial Buildings and Warehouses
• 16 Heavy Construction, Except Building Construction Contractors
  • 161 Highway and Street Construction, Except
    • 1611 Highway and Street Construction, Except Elevated Highways
  • 162 Heavy Construction, Except Highway and Street
    • 1622 Bridge, Tunnel, and Elevated Highway Construction
    • 1623 Water, Sewer, Pipeline, and Communications and Power Line Construction
    • 1629 Heavy Construction, Not Elsewhere Classified
• 17 Construction - Special Trade Contractors
  • 171 Plumbing, Heating and Air-conditioning
    • 1711 Plumbing, Heating and Air-Conditioning
  • 172 Painting and Paper Hanging
    • 1721 Painting and Paper Hanging
  • 173 Electrical Work
    • 1731 Electrical Work
  • 174 Masonry, Stonework, Tile Setting, and Plastering
    • 1741 Masonry, Stone Setting, and Other Stone Work
    • 1742 Plastering, Drywall, Acoustical, and Insulation Work
    • 1743 Terrazzo, Tile, Marble, and Mosaic Work
  • 175 Carpentry and Floor Work
    • 1751 Carpentry Work
    • 1752 Floor Laying and Other Floor Work, Not Elsewhere Classified
  • 176 Roofing, Siding, and Sheet Metal Work
    • 1761 Roofing, Siding, and Sheet Metal Work
  • 177 Concrete Work
    • 1771 Concrete Work
  • 178 Water Well Drilling
    • 1781 Water Well Drilling
  • 179 Miscellaneous Special Trade Contractors
    • 1791 Structural Steel Erection
    • 1793 Glass and Glazing Work
    • 1794 Excavation Work
    • 1795 Wrecking and Demolition Work
    • 1796 Installation or Erection of Building Equipment, Not Elsewhere Classified
    • 1799 Special Trade Contractors, Not Elsewhere Classified

Extended US-SIC Hierarchy for 1791 - Structural Steel Erection

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 1791 - Structural Steel Erection. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

• 179101 Steel detailers-structural
• 179102 Steel erectors
• 179103 Steel fabricators
• 179104 Metal fabricators
• 179105 Steel detailers-reinforcing
• 179106 Vibration isolation
• 179107 Concrete post tensioning
• 179108 Tank erection
• 179109 Steel reinforcing

8 Digit SIC Codes

• 17910000 Structural steel erection
• 17919900 Structural steel erection, nec
• 17919901 Building front installation, metal
• 17919902 Concrete reinforcement, placing of
• 17919903 Elevator front installation, metal
• 17919904 Exterior wall system installation
• 17919905 Iron work, structural
• 17919906 Metal lath and furring
• 17919907 Precast concrete structural framing or panels, placing of
• 17919908 Smoke stacks, steel: installation and maintenance
• 17919909 Storage tanks, metal: erection

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