ONEOK Energy Services Company offers physical products and risk management services through a network of contracted gas supply, transportation and storage capacity. Its services include meeting its wholesale and retail customers baseload, swing and peaking natural gas commodity requirements. The company also provides asset management-related products and services to assist in managing storage and transportation capacity arrangements. ONEOK Energy Services Company is a part ONEOK, which is an energy company and natural gas distributor in the United States. Founded in 1906, ONEOK offers marketing services for local distribution companies, industrial customers and power generators. It operates a subsidiary, ONEOK Partners, which offers natural gas gathering, processing, storage and transportation services. ONEOK is located in Tulsa, Okla.