Weatherford appointed Karl Blanchard executive vice president and COO. He will oversee all region and product line operations: quality, health, safety, security, and environment; sales; engineering; research and development; and supply chain. Blanchard has more than 35 years of experience in the oilfield services sector. Most recently, he was the COO at Seventy Seven Energy, where he oversaw drilling, pressure-pumping, and rental tool operations. Previously, he held several vice president positions at Halliburton, including of cementing, production enhancement, and testing and subsea. Blanchard holds a BS degree in agricultural engineering from Texas A&M University.