Harry Barnum was appointed principal consultant and regulatory manager at InterAct, an Acteon company. He started his career as an exploration and development geologist at Chevron and has held leadership and project management positions over the years, including managing director of an independent exploration and production company. A licensed professional geologist, Barnum has experience in all aspects of oilfield development, including reservoir analysis, drilling and facility optimization, waterflood and steamflood injection program design, property valuation, regulatory and safety compliance, training, mapping, and field engineering. He has written and implemented spill response programs and completed environmental assessments and managed remediation programs gaining regulatory site closure. Barnum holds BA and MA degrees in geology from the State University of New York and serves on the board of the American Petroleum Institute California Coastal Chapter.