ONEOK

Natural gas, natural gas liquids [, crude oil, fuel oil, and ] [ electric power procurement services, ] namely, the purchase for others of natural gas, natural gas liquids [, crude oil, fuel oil, electric power, petroleum ] and other fuels; operation of business for others, namely, operation of natural gas processing and storage [ and electric power plant and cogeneration facilities ] ; marketing services, namely, promoting the use of natural gas in residential, commercial, industrial, municipal and utility customers; billing services pertaining to the provision of gas [ and electric ], utility, natural gas processing and storage services; promoting public awareness of the efficient use of natural gas; association services, namely, promoting use of natural gas and environmental concerns in connection with energy production

[ Construction services, namely, constructing structures and facilities for use in the natural gas and electric power production, transportation, processing, storage, distribution, marketing and trading industries; installation and maintenance of natural gas refueling stations; vehicle repair services, namely, converting conventional fueled vehicles to natural gas; drilling wells for gas and oil; installation and maintenance of gas, crude oil and petroleum product pipeline ]

Gas utility services, namely, transportation, storage and distribution of natural gas, natural gas liquids [, crude oil, fuel oil, petroleum, ] and other fuels; natural gas storage services, namely, the storage of natural gas in owned or leased gas storage facilities; [ electric utility services, namely, the transmission and distribution of electric energy; ] natural gas pipeline services, namely, the transmission of natural gas through pipelines [ ; public utility services in the nature of compressed natural gas distribution services ]

Production, processing and treating of energy, namely, natural gas, natural gas liquids [, crude oil, fuel oil and other petroleum products ] [ and electricity ]

[ Research and design services, namely, designing, testing and evaluating natural gas storage and processing facilities, storage tanks and carburetion systems for vehicular use of natural gas, including compressed natural gas; providing information on effective use of natural gas and safety guidelines and tips for use of natural gas; technical design of energy efficient homes and commercial structures for others ]