Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
238290 – Other Building Equipment Contractors
561210 – Facilities Support Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238160 – Roofing Contractors
562910 – Remediation Services
541330 – Engineering Services
238210 – Electrical Contractors and Other Wiring Installation Contractors
238990 – All Other Specialty Trade Contractors
561790 – Other Services to Buildings and Dwellings