Charles Rettig

Charles Rettig is a tax specialist with over 35 years of experience in tax controversy matters and litigation, currently serving as a shareholder at Chamberlain Hrdlicka since March 2024. Rettig also holds advisory roles with several organizations, including CAT Labs, 22nd Century Technologies Inc., upSWOT, Deep Cognition, and Optifino, focusing on digital asset recovery, IT services, and finance technology solutions. As a former Commissioner of the Internal Revenue Service from October 2018 to November 2022, Rettig managed a substantial federal agency. Additionally, as co-founder of the UCLA Extension VETS COUNT Scholarship Fund, Charles supports scholarships for military personnel pursuing careers in financial services. Formerly, Rettig served as President and co-founder of the PADI Foundation, promoting education and research related to aquatic environments.