Mr Ronan, who will relocate to the company’s Tulsa headquarters from Boston, will oversee SemGroup’s treasury, cash management and credit functions. His prior experience includes 14 years as managing director at Bank of America, Boston, and its predecessors Fleet Boston Financial and Bank Boston.
Michael Brochetti, who previously served as senior vice president of finance, will serve as CFO of SemGroup Energy Partners.
Tom Kivisto, president and CEO of SemGroup, said: Ronan’s background in oil and gas finance is a perfect complement to SemGroup’s business strategy. He brings more than 16 years of significant experience in the finance arena to our company.