Citgo Petroleum slows Aruba refinery revamp due to US sanctions Reuters The Caribbean refinery has been leased since 2016 by Citgo, the U.S. refining subsidiary of PDVSA, under a 25-year agreement with the Aruba government that also includes an extensive $685 million overhaul aimed at restarting operations at the inactive refinery and converting the facility to a crude ...  Virus-free. www.avg.com