ArcLight Capital Partners and Freepoint Commodities announce appointment of Darius Sweet as Chief Executive Officer of Limetree Bay Terminals, LLC BOSTON, March 4, 2016 /PRNewswire/ — ArcLight Capital Partners, LLC (“ArcLight”) and Freepoint Commodities LLC (“Freepoint”) announced today that Limetree Bay Terminals, LLC (“LB Terminals”) has appointed Darius Sweet as Chief Executive Officer. ArcLight, through an affiliate, manages and owns…