Biography

Since April 2020 Mr. Conner has served as chief executive officer of Snowberry LLC and as senior advisor for Riverstone Holdings. He was president, chief executive officer, and a director of SemGroup Corp. (“SemGroup”), a company engaged in gathering, transportation, storage, distribution, marketing and other midstream services primarily in the U.S. and Canada, from April 2014 until January 2020. He also served as chairman of the board of directors, president and chief executive officer of the general partner of Rose Rock Midstream, L.P. (“Rose Rock”), a publicly traded master limited partnership and subsidiary of SemGroup, which owned and operated a diversified portfolio of midstream energy assets, from 2014 until September 2016, when SemGroup acquired all of Rose Rock. In 2000, he joined a subsidiary of Oiltanking GmbH (“Oiltanking”), an independent worldwide storage provider of crude oil, refined petroleum products and liquid chemicals. During his nearly 14 years with Oiltanking and its affiliates, he focused on international business development while serving in various leadership roles. From 2012 to 2014, Mr. Conner served as managing director of Oiltanking, and he served as chairman of the board of directors of the general partner of Oiltanking Partners, L.P., a publicly traded master limited partnership engaged in independent terminaling, storage and transportation of crude oil, refined petroleum products and liquefied petroleum gas, from 2011 to 2014. From 2012 to 2014, Mr. Conner also served as an executive board member of Marquard & Bahls, AG, the parent company of Oiltanking, where he was instrumental in defining a new strategy for the energy supply, trading, and logistics business across Europe, the Americas, Asia, and Africa.