ONEOK, Inc.

About ONEOK, Inc.

• ONEOK, Inc. is a diversified energy company.
• ONEOK is the general partner and owns 45.7 percent of ONEOK Partners, L.P. (NYSE: OKS), one of the largest publicly traded limited partnerships, which is a leader in the gathering, processing, storage and transportation of natural gas in the U.S. and owns one of the nation's premier natural gas liquids (NGL) systems, connecting much of the natural gas and NGL supply in the mid-continent with key market centers.
• ONEOK is among the largest natural gas distributors in the United States, serving more than 2 million customers in Oklahoma, Kansas and Texas.
• ONEOK's energy services operation focuses primarily on marketing natural gas and related services throughout the U.S.
• ONEOK is listed on the New York Stock Exchange under the symbol OKE.
• ONEOK is a Fortune 500 company.
• Originally founded in 1906 as an intrastate natural gas pipeline business in Oklahoma, ONEOK's 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's balanced business mix enables it to deliver sustainable earnings growth for shareholders.
• ONEOK's headquarters are located in: