NAICS Codes

221114 Solar Electric Power Generation
221310 Water Supply & Irrigation Systems
221320 Sewage Treatment Facilities
236115 New Single-Family Housing Construction
236116 New Multifamily Housing Construction
236117 New Housing For-Sale Builders
236118 Residential Remodelers
236210 Industrial Building Construction
236220 Commercial / Institutional Building Construction
237110 Water / Sewer Line & Related
237120 Oil / Gas Pipeline & Related
237130 Power & Communication Line & Related Const.
237210 Land Subdivision
237310 Highway, Street & Bridge Construction
237990 Other Heavy & Civil Engineering Construction
238220 Plumbing/Heating/AC Contractor
238290 Other Bldg. Equipment Contractors
238990 All Other Specialty Trade Contractors
262910 Remediation Services (Except Environmental)
541330 Engineering Services
541350 Building Inspection Services
541620 Environmental Consulting Services
561210 Facilities Support Services
922160 Fire Protection