PSC Z1NC Maintenance of Pollution Abatement and Control Facilities

Services
Federal Category 4.4: Facilities & Construction Facility Related Services

Possible NAICS Codes
562910 – Remediation Services
237110 – Water and Sewer Line and Related Structures Construction
561210 – Facilities Support Services
562920 – Materials Recovery Facilities
562211 – Hazardous Waste Treatment and Disposal
541620 – Environmental Consulting Services
541380 – Testing Laboratories
336611 – Ship Building and Repairing
238990 – All Other Specialty Trade Contractors
238390 – Other Building Finishing Contractors