Ronald W. Barnhill has served as Group 1’s Vice President – Taxes since January 2011. He previously held the position of Director of Taxation from March 2005 - January 2011. Prior to joining Group 1, Barnhill served as Director of Tax Reporting and Compliance for Kaiser Aluminum & Chemical Corporation. He previously worked for 13 years with the Tax Department of the public accounting firm KPMG, LLC. He is a Certified Public Accountant.