ONEOK Inc. (NYSE: OKE) and ONEOK Partners LP (NYSE: OKS) announced Feb. 23 organizational changes to further enhance the Tulsa-based companies' corporate capabilities.

Walter S. Hulse III, 51, has joined the company as executive vice president of strategic planning and corporate affairs. In this new position, Hulse will have responsibility for corporate planning and development, market analysis, investor relations, corporate communications and public affairs. He will report to Terry K. Spencer, ONEOK president and CEO.

Robert F. Martinovich, 57, currently executive vice president, commercial, becomes executive vice president and chief administrative officer. He will be responsible for human resources, corporate services and information technology, continuing to report to Spencer. The commercial business-unit leaders will report directly to Spencer.

Hulse has about 29 years of experience in investment banking and the energy industry. He joins ONEOK from Spinnaker Strategic Advisory Services LLC, which provides consulting services to mid-cap and large-cap publicly traded companies, including the review of merger and/or acquisition opportunities, debt and equity markets, corporate restructuring and potential divestitures.

He has served as a consultant to ONEOK for many years and most recently assisted with its separation from ONE Gas.

Previously, he was vice chairman of the Investment Banking Department, managing director and head of the business development group at UBS Investment Bank. Prior to that, he was head of the Global Utility Group at UBS Investment Bank.

Before joining UBS through its merger with PaineWebber Inc., he held various roles of increasing responsibility at Paine Webber and J.P. Morgan.

Hulse graduated from the Wharton School at the University of Pennsylvania with a Bachelor of Science in Economics.