NAICS Codes – Solid Ground

236115 New Single-Family Housing Construction (except For-Sale Builders)

236116 New Multifamily Housing Construction (except For-Sale Builders)

236117 New Housing For-Sale Builders

236118 Residential Remodelers

236220 Commercial and Institutional Building Construction

236210 Industrial Building Construction

236220 Commercial and Institutional Building Construction

237110 Water and Sewer Line and Related Structures Construction

238110 Poured Concrete Foundation and Structure Contractors

238120 Structural Steel and Precast Concrete Contractors

238130 Framing Contractors

238140 Masonry Contractors

238160 Roofing Contractors

238170 Siding Contractors

238190 Other Foundation, Structure, and Building Exterior Contractors

238220 Plumbing, Heating, and Air-Conditioning Contractors

238290 Other Building Equipment Contractors

238310 Drywall and Insulation Contractors

238320 Painting and Wall Covering Contractors

238330 Flooring Contractors

238990 All Other Specialty Trade Contractors

238340 Tile and Terrazzo Contractors

238350 Finish Carpentry Contractors

238390 Other Building Finishing Contractors

238990 All Other Specialty Trade Contractors

423310 Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers

423330 Roofing, Siding, and Insulation Material Merchant Wholesalers

541519 Other Computer Related Services

541511 Custom Computer Programming Services

811490 Other Personal and Household Goods Repair and Maintenance

221114 Solar Electric Power Generation

221320 New Housing For-Sale Builders

238910 Site Preparation Contractors

541620 Environmental Consulting Services

562910 Remediation Services

512110 Motion Picture and Video Production

512120 Motion Picture and Video Distribution

518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

541211 Offices of Certified Public Accountants

541213 Tax Preparation Services

541214 Payroll Services

541219 Other Accounting Services

541330 Engineering Services

541512 Computer Systems Design Services

541513 Computer Facilities Management Services

541611 Administrative Management and General Management Consulting Services

541715 Administrative Management and General Management Consulting Services

541690 Other Scientific and Technical Consulting Services

541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

541820 Public Relations Agencies

561311 Employment Placement Agencies

561499 All Other Business Support Services

561990 All Other Support Services

611420 Computer Training

611430 Professional and Management Development Training

611513 Apprenticeship Training

611519 Other Technical and Trade Schools

611710 Educational Support Services

813920 Professional Organizations

923110 Administration of Education Programs

237130 Power and Communication Line and Related Structures Construction

237310 Highway, Street, and Bridge Construction

237990 Other Heavy and Civil Engineering Construction

562910 Remediation Services