NAICS Codes - Solid Ground

Construction NAICS Codes

221114Solar Electric Power Generation
236115New Single-Family Housing Construction (except For-Sale Builders)
236116New Multifamily Housing Construction (except For-Sale Builders)
236117New Housing For-Sale Builders
236118Residential Remodelers
236210Industrial Building Construction
236220Commercial and Institutional Building Construction
237110Water and Sewer Line and Related Structures Construction
237130Power and Communication Line+C12:L13 and Related Structures Construction
237310Highway, Street, and Bridge Construction
237990Other Heavy and Civil Engineering Construction
238110Poured Concrete Foundation and Structure Contractors
238120Structural Steel and Precast Concrete Contractors
238130Framing Contractors
238140Masonry Contractors
238160Roofing Contractors
238170Siding Contractors
238190Other Foundation, Structure, and Building Exterior Contractors
238220Plumbing, Heating, and Air-Conditioning Contractors
238290Other Building Equipment Contractors
238310Drywall and Insulation Contractors
238320Painting and Wall Covering Contractors
238330Flooring Contractors
238340Tile and Terrazzo Contractors
238350Finish Carpentry Contractors
238390Other Building Finishing Contractors
238910Site Preparation Contractors
238990All Other Specialty Trade Contractors
423310Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers
423330Roofing, Siding, and Insulation Material Merchant Wholesalers
541330Engineering Services
541611Administrative Management and General Management Consulting Services
541620Environmental Consulting Services
541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
562910Remediation Services
221320New Housing For-Sale Builders
811490Other Personal and Household Goods Repair and Maintenance

Professional NAICS Codes

512110Motion Picture and Video Production
512120Motion Picture and Video Distribution
541211Offices of Certified Public Accountants
541213Tax Preparation Services
541214Payroll Services
541219Other Accounting Services
541820Public Relations Agencies
561311Employment Placement Agencies
561499All Other Business Support Services
611430Professional and Management Development Training
611513Apprenticeship Training
611710Educational Support Services
813920Professional Organizations
923110Administration of Education Programs

Technical NAICS Codes

518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
541511Custom Computer Programming Services
541512Computer Systems Design Services
541513Computer Facilities Management Services
541519Other Computer Related Services
541690Other Scientific and Technical Consulting Services
561990All Other Support Services
611420Computer Training
611519Other Technical and Trade Schools