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Joseph O'Brien is an accomplished attorney specializing in tax law with a robust background in litigation and regulatory compliance. As an Associate at Chamberlain Hrdlicka since May 2024, Joseph focuses on representing clients in IRS audits and appeals, as well as litigating complex tax matters. Prior experience includes roles at Meadows, Collier, Reed, Cousins, Crouch & Ungerman LLP, and the U.S. Department of Justice, where Joseph gained expertise in civil tax controversy cases. Joseph served as a Senior Attorney at the IRS Office of Chief Counsel, advising on domestic and international tax issues. Educationally, Joseph holds a Juris Doctor from the University of California, Irvine School of Law and a Bachelor of Arts in Political Science and Government from UC Irvine.