ONEOK and ONEOK Partners Announce COO and CFO Appointments

ONEOK, Inc. OKE and ONEOK Partners, L.P. OKS today announced a series of executive management changes. Pierce H. Norton, 51, will become chief operating officer of ONEOK, reporting to Gibson. Norton will be responsible for the company's distribution and energy services business segments, as well as the environment, safety and health, and technical services organizations. Norton has been president of ONEOK Distribution Companies since July 2009. Robert F. Martinovich, 53, will become senior vice president, chief financial officer and treasurer of ONEOK and ONEOK Partners, continuing to report to Gibson. He also will be elected to the ONEOK Partners board of directors. Martinovich has been ONEOK's chief operating officer since July 2009. Curtis L. Dinan, 43, will become president – natural gas of ONEOK Partners, responsible for the partnership's commercial and operational activities in its natural gas gathering and processing and natural gas pipelines segments, reporting to ONEOK Partners Chief Operating Officer Terry K. Spencer.