Founded in 1906 by Ryan C. Haynes and C.B. Ames, Oneok, Inc. is a public company headquartered in Tulsa, Oklahoma, and traded on the NYSE under the ticker OKE. The company's core mission is to deliver essential energy products and services, focusing on natural gas supply, risk management, and asset management for wholesale customers. Oneok's offerings include natural gas liquids, refined products, crude oil transportation, storage, and distribution, as well as natural gas gathering and processing. Their market focus spans across various sectors requiring reliable energy solutions.

Notable figures associated with Oneok include CEO Pierce Norton and Chairman Julie Edwards. The company has achieved significant financial milestones with a revenue of $17.7 billion, an operating income of $4.07 billion, and a net income of $2.66 billion in 2023. Oneok's impact is underscored by its inclusion in the S&P 500 index and its extensive network of energy infrastructure that supports the advancing world. With a workforce of 4,775 employees and substantial assets totaling $44.3 billion, Oneok continues to be a pivotal player in the natural gas utility industry.