Tag: Chairman of the Board

Pioneer Natural Resources CEO Scott D. Sheffield to retire

Sheffield helped establish Pioneer as leading producer of onshore unconventional oil/gas resources US shale oil producer Pioneer Natural Resources Co. says that CEO Scott Sheffield will retire at the end of the year and be replaced by Tim Dove, the company’s COO. The retirement draws to a close one of the longest-tenured positions in the oil industry. Sheffield joined Pioneer‘s predecessor company, […]