Mr. Michael A. Gerlich has been the Chief Financial Officer of Gastar Exploration Inc. since joining on May 17, 2005 and its Corporate Secretary since March 8, 2011. Mr. Gerlich has been Senior Vice President of Gastar Exploration Inc. since June 7, 2013 and serves as its Treasurer. He served as Vice President of Gastar Exploration Inc. from May 17, 2005 to June 7, 2013. Since 1999, he held various accounting and finance positions at Calpine Natural Gas LP, a wholly owned subsidiary of Calpine Corporation. He served as the Chief Financial Officer and Vice President of Calpine Natural Gas Co. since 1997 and served as its Secretary since May 1998. His last position at Calpine Natural Gas LP was Senior Vice President - Accounting and Finance, for the natural gas and oil operations of the wholly-owned subsidiary. From 1994 to 1999, he served as Vice President and Chief Financial Officer of Sheridan Energy, Inc. Mr. Gerlich has over 32 years of natural gas and oil accounting and finance experience. He served as the Chief Financial Officer and Vice President of TGX Corporation since December 1994 and its Interim President since April 1997. Since January 1993, he owned and managed Chalk Hill Resources, Inc. He held various accounting and finance positions with Trinity Resources, Ltd. for over 12-years. He served as the Chief Financial Officer of Trinity Resources, Inc. He served as an Executive Vice President of Trinity Resources, Inc., from January 1989 to December 1992 and served as its Vice President of Finance from May 1982 to December 1988. He was with a big four accounting firm, where the focus of his practice was with energy related clients. He has been a Director of TGX Corporation (merger) since 1997. He served as a Director of Calpine Natural Gas Co., since 1997. He was a Director of PetroPoint Energy Partners, LP. Mr. Gerlich is a Certified Public Accountant of AICPA and graduated with honors from Texas A&M University in 1978 with a Bachelor of Business Administration degree in Accounting.