PSC Y1NZ Construction of Other Utilities

Services
Federal Category 4.2: Facilities & Construction Construction Related Services

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
237130 – Power and Communication Line and Related Structures Construction
237110 – Water and Sewer Line and Related Structures Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
221330 – Steam and Air-Conditioning Supply
237990 – Other Heavy and Civil Engineering Construction
238990 – All Other Specialty Trade Contractors
561210 – Facilities Support Services
212321 – Construction Sand and Gravel Mining