Mark A. Ammann is the owner and President of Catalyst Regulatory Services, LLC. Prior to founding Catalyst, Mark established and built a successful Regulatory Affairs consulting practice at United BioSource Corporation where he served as Vice President of Regulatory Affairs and provided strategic regulatory consulting to a range of clients from start-up pharmaceutical companies to large multinational corporations. He has over 25 years of experience in the pharmaceutical industry and held positions with increasing levels of responsibility within Regulatory Affairs at three major pharmaceutical companies (Novartis, Pharmacia and Pfizer). He received his Doctor of Pharmacy degree from University of Michigan.