RIYADH: Saudi Arabia has extended the tenure of Khalid Al-Mudaifer, vice-minister for mining affairs at the Saudi Ministry of Industry and Mineral Resources, for four years, on April 18. Al-Mudaifer holds a degree in civil engineering as well as an MBA from King Fahd University of Petroleum and Minerals, Saudi Arabia. A civil engineer by trade, Al-Mudaifer previously served as company president and CEO of the Saudi Arabian Mining Co., or Maaden, from January 2011 through June 2018. Al-Mudaifer spent the early years of his career with the Eastern Petrochemical Co.