Possible NAICS Codes
238990 – All Other Specialty Trade Contractors
236220 – Commercial and Institutional Building Construction
336611 – Ship Building and Repairing
561210 – Facilities Support Services
236210 – Industrial Building Construction
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
237990 – Other Heavy and Civil Engineering Construction
333921 – Elevator and Moving Stairway Manufacturing
238160 – Roofing Contractors
532412 – Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing