About Us

ONEOK, Inc. (pronounced ONE-OAK) (NYSE: OKE) is one of the largest energy midstream service providers in the U.S., connecting prolific supply basins with key market centers. 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 is a FORTUNE 500 company and is included in Standard & Poor's (S&P) 500 index.

Originally founded in 1906 as an intrastate natural gas pipeline business in Oklahoma, today ONEOK is one of the nation's premier energy companies involved in the natural gas and natural gas liquids businesses. Its business segments provide safe, reliable energy and services to their diverse customers. By following a strategy that blends the performance and profitability of all of the segments, ONEOK is able to deliver sustainable earnings growth for shareholders. ONEOK’s success is driven by employees who strive to better not only their company but also the communities in which they live.

View ONEOK's Fact Sheet.

ONEOK's headquarters are located in:

ONEOK Plaza
100 West Fifth Street
Tulsa, OK 74103
Phone: 918-588-7000


Stock InformationAbout ONEOK