Mark is an accomplished Supply Chain Executive with 40 years of experience in both industry and consulting within the Oil and Gas field. He has worked in upstream, downstream and oilfield service organizations and has significant experience in SC transformation, SC systems and strategic & global sourcing. Mark has detailed knowledge of operational buying, total cost of ownership (TCO) and supplier alliances and is current on leading developments and trends in the supply chain function. He possesses a thorough understanding of both theory and application. Case examples of Mark’s work have been used at the Amos Tuck School of Business, Dartmouth College and in Timothy M. Laseter’s book “Balanced Sourcing” (Josey-Bass Publishers).