Borets named Obren Lekic as chief executive officer (CEO) of Borets US. Lekic has more than 20 years' experience in the oil and gas industry. He joined Borets in 2005, serving as the deputy general director for business development and marketing. He went on to serve as vice president of the eastern hemisphere for Borets International. Prior to taking on his current role, Lekic served as vice president of business development. He holds a degree in mining engineering from the Universityof Lees and a master's in business administration from Coloratdo State University.