|Mark G. Bouldin|
President, Kleen Performance Products*
Mark Bouldin was named President, Kleen Performance Products in January 2016. He was previously Executive Vice President of Supply & Refinery Economics. He joined Safety-Kleen in April 2014 as SVP Oil Re-Refining Specialty Products. Prior to Safety-Kleen, Mark held several sales and management positions at Shell Oil Company and Sunoco, as well as being President of PebbleCrest Materials for a seven-year period. Mark earned a Masters of Technical Chemistry from Braunschweig University of Technology in Germany and a PhD of Chemical Engineering from the University of Hamburg, Germany.