Crude oil, condensate, natural gas liquids, natural gas, liquefied natural gas, hydrocarbon gases, and liquefied petroleum gas
Lubricants and FuelsOil, gas, and natural gas liquids drilling and pumping; installation, maintenance and repair of oil, gas, and natural gas liquids pipelines; installation, maintenance and repair of liquid and compressed natural gas fueling systems, namely, vehicle fueling stations for use by consumers; maintenance of facilities for operating fleets of compressed natural gas vehicles; vehicle refueling services; vehicle repair services; vehicle loading services, namely, repair and maintenance of loading-unloading machines and apparatus for vehicles; providing facilities for vehicle loading; extraction of oil and gas; development, namely, planning and laying out and construction of power plants; maintenance of power generation equipment and facilities
Building Construction and RepairOil, gas, condensate, natural gas, and natural gas liquids supplying and distribution; transmission of oil, gas, condensate, natural gas, and natural gas liquids through pipelines; oil, gas, condensate, natural gas, and natural gas liquids gathering services, namely, transporting oil, gas, condensate, natural gas, and natural gas liquids from well pads through interstate pipelines; oil, gas, condensate, natural gas, and natural gas liquids transportation and storage; power and energy supplying and distribution in the nature of supplying and distributing oil, gas, condensate, natural gas, and natural gas liquids; power and energy transportation and storage, namely, natural gas transportation and storage; standby electricity services, namely, supplying backup power
Transportation and storageOil, gas, and natural gas liquefaction services; generation of electricity, energy, and natural gas; oil and gas well treatment; oil and gas production services; gas gathering services in the nature of gas processing; processing of oil, gas, natural gas, and natural gas liquids; technical consulting in the field of oil and gas production and processing
Treatment of MaterialsAnalysis of oil and gas fields; exploration and searching of oil and gas; geophysical exploration for the oil industry; geophysical exploration for the gas industry; oil and gas field surveying; oil and gas prospecting; oil and gas well testing; surveying of oil and gas beds and fields; oil and gas well drilling services, namely, providing measurements and downhole telemetry while drilling; technical consultation in the field of power plant engineering, namely, testing and evaluation of powerplant equipment to improve performance and efficiency of such equipment
Computer and Scientific