Mr. Wallis joined NGP in 2017 and serves as a Partner in the Houston office, where he concentrates on NGP’s transaction sourcing and execution as well as the monitoring of active portfolio companies.
Previously, Mr. Wallis was a Managing Director with Lime Rock Partners, which he joined in 2007. His primary focus was on North American E&P and oilfield service opportunities. Prior to joining Lime Rock, Mr. Wallis worked in the energy investing banking groups of Merrill Lynch and Petrie Parkman & Co.
Mr. Wallis received a B.B.A., Business Honors, Finance from The University of Texas at Austin.