John Bretz has more than 30 years of experience in the energy industry, upstream, midstream, marketing and trading. He began his career in New Orleans, Louisiana with Gulf Oil and Chevron. His prior experience includes roles with Duke Energy, Union Pacific Resources and Natural Gas Clearing House. John also served as Commercial Manager and Vice President for Anadarko Energy Services Company. John holds a Bachelor of Science degree in Chemical Engineering and an MBA, both from Tulane University. He is a member of the Society of Petroleum Engineers, Asia Society, past Chairman of the Board of the World Affairs Council of Greater Houston and currently serves on the Board of the Tulane Energy Institute.