Constantijn Lissone is an experienced tax professional currently serving as the Director of Global Tax Reporting and Compliance at Olin since May 2016. In this role, Constantijn oversees worldwide income tax accounting, focusing on effective tax rate calculations, SEC reporting, and maintaining SOX infrastructure. Prior to Olin, Constantijn was a Senior Manager in Global Tax Reporting at Weatherford, handling international tax accounting for various regions, and had responsibilities in tax provision calculations and financial statement reporting. Constantijn’s extensive experience includes roles at PPG Industries, where responsibilities encompassed internal audits and income tax accounting, and earlier positions at Xantic and Deloitte Nederland, focusing on compliance with accounting standards.