Kostelanetz LLP attorneys are highly skilled lawyers with decades of administrative and litigation experience. Many of our attorneys have served as former senior officials within the Internal Revenue Service, the U.S. Department of Justice, and other federal and state prosecutors’ offices, and several also have served as federal judicial law clerks and/or have master’s degrees in taxation. The firm and its attorneys have been honored and recognized by major, independent national and international legal rankings agencies, including Chambers USA, The Legal 500, Best Lawyers, and Super Lawyers, for practice areas such as tax fraud, tax controversy, white-collar criminal defense, commercial litigation, and estate and tax planning, to name a few.