Trey Griggs, Executive Vice President and President, Calpine Retail
W.G. (Trey) Griggs III has served as Calpine’s Executive Vice President and President of Calpine Retail since February 2017. In this role, he leads the integration and expansion of Calpine’s retail power platforms, Champion Energy Services and Calpine Energy Solutions. Mr. Griggs joined the company in June 2015 as its Executive Vice President and Chief Commercial Officer. Previously Mr. Griggs was a Managing Director at Goldman Sachs & Co., leading its North American Energy Risk Management activities and its Houston Trading Office beginning in 2011. Prior to that, he served in various roles with Goldman Sachs’ commodities group in New York. From 1995-2000, he was an attorney at law firms in Houston and Greenville, S.C. Mr. Griggs holds an MBA from the Wharton School of the University of Pennsylvania, a Juris Doctorate from University of Houston School of Law, and a Bachelor of Arts degree from Vanderbilt University.