ONEOK to Participate in Citi Global Energy and Utilities Conference News provided by Share this article Share this article TULSA, Okla., May 10, 2021 /PRNewswire/ -- ONEOK, Inc. (NYSE: OKE) will participate in the Citi Global Energy and Utilities Virtual Conference May 11-12, 2021. Investor materials are accessible on ONEOK's website, www.oneok.com. --------------------------------------------------------------------------------------------------------------------- ONEOK, Inc. (pronounced ONE-OAK) (NYSE: OKE) 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.