During his more than 30 years of practice, John Oberdorfer has established himself as an extraordinary practitioner at handling complex litigation. His many successful cases demonstrate his ability to work in uncharted waters and develop new and creative arguments and solutions. He prides himself on communicating complex issues in a straightforward, understandable, and persuasive way. Mr. Oberdorfer has a broad practice that focuses on matters involving the federal government, federal laws, and the U.S. Constitution. Three prime areas of concentration are complex civil and government investigations (both in the U.S. and internationally), the defense of securities accounting cases, and class actions.