Possible NAICS Codes
561210 – Facilities Support Services
236220 – Commercial and Institutional Building Construction
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
237310 – Highway, Street, and Bridge Construction
238160 – Roofing Contractors
513210 – Software Publishers
541620 – Environmental Consulting Services
238210 – Electrical Contractors and Other Wiring Installation Contractors
238990 – All Other Specialty Trade Contractors
337214 – Office Furniture (except Wood) Manufacturing