DirectorSharon Spurlin was appointed as a member of our board of directors in February 2015. Ms. Spurlin is a finance executive with more than 25 years of experience leading various finance functions. Ms. Spurlin currently is the Vice President and Treasurer of Plains All American Pipeline, L.P. (“PAA”) and is responsible for financial planning activities, customer credit functions, insurance risk management, foreign exchange and interest rate management activities and coordination of banking transactions and lending arrangements. Prior to joining PAA in October 2014, Ms. Spurlin was Sr. Vice President and CFO of PetroLogistics from 2012 to 2014 where she held a lead role in PetroLogistics’ initial public offering as a master limited partnership. In addition, Ms. Spurlin held various positions with other privately owned PetroLogistics entities from 2009 to 2014. Ms. Spurlin was also elected to the board of AdvanSix Inc. in October 2016 in connection with its spin-off from Honeywell International Inc. We believe that Ms. Spurlin’s industry experience and deep knowledge of our business make her well qualified to serve on our board of directors.