On September 22, 2014, the Board of Directors of Carrizo Oil & Gas Inc. appointed Mr. Gregory F. Conaway, as Vice President and Chief Accounting Officer of the company. Mr. Conaway had served as the company's Controller - Financial Reporting since May 2012. Prior to that time he served as the company's Assistant Controller - Financial Reporting from July 2011 to April 2012.

Mr. Conaway will serve as the Principal Accounting Officer of the company and lead the company's financial accounting and reporting efforts. Mr. David L. Pitts served as the company's Principal Accounting Officer prior to Mr. Conaway's appointment and remains the company's Vice President, Chief Financial Officer, and Treasurer. Mr. Pitts also serves as the company's Principal Financial Officer.

Mr. Conaway is a Certified Public Accountant.