ONEOK, Inc. is a leading midstream service provider in the United States that gathers, processes, fractionates, transports, stores, and markets natural gas and natural gas liquids. The company operates through four primary business segments: Natural Gas Gathering and Processing, Natural Gas Liquids, Natural Gas Pipelines, and Refined Products and Crude Oil. ONEOK owns and operates approximately 60,000 miles of pipeline infrastructure across the Mid-Continent, Permian Basin, and Rocky Mountain regions, connecting energy producers with refiners and consumers. The company provides essential midstream services to exploration and production companies, utilities, petrochemical firms, and other industrial customers. ONEOK serves as a critical link in the energy supply chain, facilitating the safe and reliable delivery of natural gas, natural gas liquids, refined products, and crude oil to meet domestic and international energy demand. Headquartered in Tulsa, Oklahoma, and founded in 1906, ONEOK is a Fortune 500 and S&P 500 company that plays a vital role in energy infrastructure and security.