Jonathan A. Welbel is a partner in the North American Tax Practice Group with over a decade of experience in tax controversy matters. He advises clients in a wide variety of industries, with a particular focus on pharmaceutical and biopharmaceutical companies. Jonathan also advises high-tech companies, consumer-goods companies, and industrial companies. Jonathan regularly advises multinational corporations on transfer pricing and other international tax issues. His practice focuses on Federal tax controversy, where he has successfully helped clients navigate the audits, appeals, and litigation process. He has extensive experience working with tax court practice and procedure. Jonathan has also led numerous competent authority matters between the United States and various foreign taxing authorities, including Advanced Pricing Agreements and Mutual Agreement Procedures.