PSC H335 Inspection—Service and Trade Equipment

Federal Category 18.4: Equipment Related Services Quality Control

Inspection and Laboratory Services (except medical/dental): Service and Trade Equipment

Includes: Commercial Testing and Laboratory Services

Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541350 – Building Inspection Services
541690 – Other Scientific and Technical Consulting Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238390 – Other Building Finishing Contractors
611430 – Professional and Management Development Training
541380 – Testing Laboratories
238990 – All Other Specialty Trade Contractors
238290 – Other Building Equipment Contractors
213112 – Support Activities for Oil and Gas Operations
561210 – Facilities Support Services