On May 27, 2021, the Board of Directors of Quanta Services, Inc. appointed Paul M. Nobel as Chief Accounting Officer of the company, and in this capacity he will serve as the company’s principal accounting officer. Prior to such appointment, the principal accounting officer role was performed on an interim basis by Derrick A. Jensen, who remains Chief Financial Officer of the Company. Prior to joining Quanta, Mr. Nobel served as interim Chief Financial Officer of Lilis Energy, Inc., an exploration and development company operating in Texas and New Mexico, from February 2020 to July 2020, where he had primary responsibility for the financial reporting and treasury functions. He also previously served as Senior Vice President and Chief Accounting Officer of Kosmos Energy Ltd., a publicly traded international full-cycle offshore oil and gas exploration and production company, from July 2012 to November 2019, and as Senior Vice President and Chief Accounting Officer of World Fuel Services Corporation, a publicly traded global energy management company serving commercial and industrial customers, from July 2005 to July 2012.