Patrick Walleser

Patrick Walleser is a highly experienced professional in the field of business development and chemistry, currently serving as the Director of Business Development for Drug Substance Exclusives at Siegfried Holding AG since March 2023. Prior to this role, Walleser held the position of Account Management Director at Ardena and worked as a Key Account Manager at CARBOGEN AMCIS. Walleser began a career in research as a Scientist at AbbVie and completed a Postdoctoral Fellowship at the University of Hawai'i at Mãnoa, specializing in asymmetric organocatalyzed Nazarov cyclization. Walleser earned a Dr. rer. nat. degree in Organic Chemistry and a Diplom in Chemistry from The University of Freiburg, completing studies in 2012 and 2007, respectively.