General Construction
Heavy and Civil Construction
Mechanical, Electrical, Plumbing
NAICs Codes
- 236220 - Commercial and Institutional Building Construction
- 237990 - Other Heavy and Civil Engineering Construction
- 238130 - Framing Contractors
- 238140 - Masonry Contractors
- 238150 - Glass and Glazing Contractors
- 238160 - Roofing Contractors
- 238210 - Electrical Contractors and Other Wiring Installation Contractors
- 238220 - Plumbing, Heating, and Air-Conditioning Contractors
- 238310 - Drywall and Insulation Contractors
- 238320 - Painting and Wall Covering Contractors
- 238330 - Flooring Contractors
- 238390 - Other Building Finishing Contractors
- 238910 - Demolition, building and structure
- 332710 - Machine Shops
- 561730 - Landscaping Services
- 541611 - Administrative Management and General Management Consulting Services
- 541614 - Process, Physical Distribution, and Logistics Consulting Services
- 541690 - Other Scientific and Technical Consulting Services
- AD62 - R&D Defense Other: Construction (Applied Research/Exploratory Development)
- AD64 - R&D Defense Other: Construction (Engineering Development)
- AD65 - R&D Defense Other: Construction (Operations Systems Development)
- AD66 - R&D Defense Other: Construction (Management/Support)