ONEOK, INC.

OKE · NEW YORK STOCK EXCHANGE INC.

Natural Gas Distribution

ONEOK, Inc. (pronounced ONE-OAK) is a leading midstream service provider and owner of one of the nation's premier natural gas liquids (NGL) systems, connecting NGL supply in the Rocky Mountain, Mid-Continent and Permian regions with key market centers and an extensive network of natural gas gathering, processing, storage and transportation assets.