P

Crude oil and natural gas

Extraction of oil and gas; oil and gas well drilling; oil and gas well servicing, namely, oil and gas well maintenance and repair; plugging and abandonment of oil and gas wells in the nature of cementing services for oil and gas wells

Transmission of oil and gas through pipelines

Energy production services; processing of oil, gas, natural gas, and natural gas liquids; oil and gas well treatment

Oil and gas exploration services