Gary Simmons

Gary Simmons is Executive Vice President and Chief Commercial Officer, with oversight of the company's crude supply and products trading, wholesale marketing, transportation and international commercial operations groups. He previously served as Senior Vice President-Supply, International Operations and Systems Optimization; and Vice President-Crude, Feedstock, Supply and Trading.

Simmons joined Valero in 1987 and began his career as a Process Engineer at the Ardmore refinery and held many leadership positions including Executive Director-Regional Development, Vice President and General Manager of the Ardmore refinery, Vice President and General Manager of the St. Charles refinery, and Vice President-Planning and Economics, before being promoted to his current position. Simmons directs the supply, trading and hedging activities for supply of crude oil to all Valero refineries, and oversees international operations and refinery systems optimization.