Intertek

Intertek is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Oil Inspectors
• Testing Centers & Services
• Testing Laboratories

North American Industry Classification System (NAICS) Categories:

• Support Activities For Oil And Gas Operations > Oil Field & Well Testing, Measuring & Surveying > Oil Inspectors
• All Other Information Services
• Testing Laboratories

Standard Industry Classification (SIC) Categories:

• Oil & Gas Field Services, Nec > Oil Field & Well Testing, Measuring & Surveying > Oil Inspectors
• Testing Laboratories
• Services, Nec