Hayden Gillespie serves as the Chief Commercial Officer at Black Mountain Sand. Prior to joining, Hayden served as the Senior Manager for North America Sand at Halliburton where he managed Halliburton’s War Room and commercial discussions related to sand. Hayden began his career in the field operations group with Quicksilver Resources. He worked on several projects within Quicksilver’s Barnett Shale assets, focusing on production chemicals and surface equipment. Hayden joined Halliburton in 2011 as a Supply Chain professional in the South Texas asset team. After spending a year in the Permian Basin group, Hayden returned to Houston to manage the Supply Chain team for the Southeast US, including the Eagle Ford and Haynesville shale plays. Hayden is a graduate of The University of Texas at Austin where he received a degree in Finance.