North American Industry Classification System (NAICS) Codes

  • 541310 - Architectural Services
  • 541320 - Landscape Architectural Services
  • 541330 - Engineering Services
  • 541350 - Building Inspection Services
  • 236118 - Residential Remodelers
  • 236210 - Industrial Building Construction
  • 236220 - Commercial and Institutional Building Construction
  • 237110 - Water and Sewer Line and Related Structures Construction
  • 237990 - Other Heavy and Civil Engineering Construction