DAVID BRUNNERT, SPE, joined Express Energy Services as executive vice president and COO. A 20-year oil and gas industry veteran, Brunnert served in various operational management positions at Weatherford International, including vice president of drilling tools and intervention services, global general manager of drilling tools, global business unit manager of performance drilling tools, and other engineering management roles. He has more than 25 patents used in the oil and gas industry. Before joining Weatherford, Brunnert worked for Houston Engineers as a product engineer developing drilling and fishing technologies. His background also includes 4 years with the US Army Corps of Engineers where he was a paratrooper and combat engineer. He is also a member of the Engineering Leadership Board of the University of Houston’s Cullen College of Engineering and the West Point Society of Greater Houston. Brunnert earned a BS in mechanical engineering from the United States Military Academy at West Point and an MS in mechanical engineering from the University of Houston.