Greg Rottjakob

Greg Rottjakob currently serves as Principal and Practice Leader in State Income and Franchise Tax at Ryan since January 2021. Prior to this role, Greg Rottjakob enjoyed a lengthy tenure at Deloitte from October 1998 to January 2021, where key positions included Partner, National Service Line Leader for Indirect Tax, as well as leadership roles in Multistate Tax Services. Earlier in the career, Greg Rottjakob held the position of Tax Counsel at Mallinckrodt Pharmaceuticals and worked with PriceWaterhouse and Ernst & Young as a Tax Senior and Intern/Staff, respectively. Greg Rottjakob obtained a Juris Doctor degree from Saint Louis University School of Law and holds a Bachelor of Science in Accountancy from the University of Missouri-Columbia.