Description
Inspection and Laboratory Services (except medical/dental): Special Industry Machinery

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541350 – Building Inspection Services
541380 – Testing Laboratories and Services
541990 – All Other Professional, Scientific, and Technical Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238290 – Other Building Equipment Contractors
333310 – Commercial and Service Industry Machinery Manufacturing
213112 – Support Activities for Oil and Gas Operations
333994 – Industrial Process Furnace and Oven Manufacturing
339999 – All Other Miscellaneous Manufacturing