(pronounced ONE-OAK) (NYSE: OKE ) Originally founded in 1906 as an intrastate natural gas pipeline business in Oklahoma, ONEOK today is one of the largest energy midstream service providers in the U.S., connecting prolific supply basins with key market centers. Its business segments provide safe, reliable energy and services to diverse customers. It owns and operates one of the nation's premier natural gas liquids (NGL) systems and is a leader in the gathering, processing, storage and transportation of natural gas. ONEOK's operations include a 38,000-mile integrated network of NGL and natural gas pipelines, processing plants, fractionators and storage facilities in the Mid-Continent, Williston, Permian and Rocky Mountain regions. ONEOK's success is driven by employees who strive to better not only their company but also the communities in which they live. ONEOK is a FORTUNE 500 company and is included in Standard & Poor's (S&P) 500 Stock Index.