Charlie possesses broad experience in the coal, oil and gas, power and mining industries. He is Founder and CEO of NexGen
L. Heath Sampson
President, Chief Executive Officer and Treasurer of Advanced Emissions Solutions. Prior to his appointment as President and
A 25-year veteran of Republic Financial Corporation, Randy was appointed CEO in 2008 and has been instrumental in developing
Ron was appointed President of Tinuum in January 2014, and CEO in March 2016. Prior to joining Tinuum, Ron was a director and
Brad has over 35 years of experience in the management and operations of energy companies. He co-founded and
Spencer is a Founding Partner of Drivetrain Advisors LLC, a provider of fiduciary services to institutional asset managers.