
Stephen S. Yoder, J.D.
President and Chief Executive Officer
Mr. Stephen S. Yoder joined Pieris as Chief Executive Officer in January 2010. Prior to joining Pieris, from July 2003 to December 2009 he led the intellectual property and legal departments at MorphoSys AG, a biotechnology company involved in the development and research of antibodies, as General Counsel. Prior to MorphoSys AG, from September 1999 to June 2003 he worked in several Washington, D.C. law firms, specializing in a life sciences intellectual property practice. Mr. Yoder holds degrees in molecular biology and Spanish from Grove City College and a Juris Doctorate, with honors, from The George Washington University Law School.

Tom Bures
Senior Vice President and Chief Financial Officer
Mr. Thomas Bures joined Pieris Pharmaceuticals as the Vice President of Finance in December 2017. He has more than 20 years of finance experience and has spent the last several years managing finance organizations within the healthcare and life sciences industry. Mr. Bures joins the Company from Genocea Biosciences Inc. (NASDAQ: GNCA) where he served as the VP Corporate Controller since 2015 and was responsible for the financial reporting, accounting, tax, treasury and insurance functions. Before joining Genocea, Mr. Bures worked for five years at PAREXEL International Corporation (formerly listed on NASDAQ: PRXL), most recently as the VP Assistant Controller. He was responsible for financial reporting, internal controls, and GAAP and statutory accounting for all legal entities. He started his career in Ernst and Young’s audit practice in 1996 and served multinational clients in the retail, manufacturing and banking industries. Mr. Bures received his B.S. in Accountancy from the College of the Holy Cross.

Mary Fitzgerald, Ph.D.
Vice President, Project Leader Elarekibep
Dr. Mary Fitzgerald has over thirty years of respiratory drug development experience. At Pieris, she has been responsible for spearheading the advancement of PRS-060/AZD1402 through IND-enabling activities and phase 1 studies. She continues to work closely with Pieris collaboration partner, AstraZeneca, as PRS-060/AZD1402 progresses through clinical development. Prior to joining Pieris, Dr. Fitzgerald served as Executive Vice President of Respiratory at Pulmagen Therapeutics where she was responsible for clinical development of inhaled and oral drug candidates for both COPD and asthma. Dr. Fitzgerald’s previous experience also includes various positions at Etiologics, Ltd., Argenta Discovery, most recently as Executive Vice President of Respiratory, and at Bayer Healthcare. Dr. Fitzgerald received her PhD from Sunderland University / Wellcome Laboratories and received her BSc Pharmacology from Bath University.

Hitto Kaufmann, Ph.D.
Senior Vice President and Chief Scientific Officer
Dr. Hitto Kaufmann is a biopharma leader with over 20 years of experience in research, development and manufacturing with a track record in development of about 100 biological therapeutic entities. Prior to joining Pieris, Dr. Kaufmann spent five years at Sanofi, where he held several executive positions in Industrial Affairs and R&D. During his time there, he led efforts to build a strong cross-divisional end-to-end technology platform for Sanofi Biologics that included several strategic deals. He also went on to head Global Biopharmaceutics Development, managing over 700 employees across three sites tasked with drug substance and drug product technical development, analytics, clinical supply and release. Finally, he oversaw key strategic projects on digitalization and data sciences, as well as the integration of the Ablynx platform into the Sanofi network. Before his tenure at Sanofi, Dr. Kaufmann spent more than a decade at Boehringer Ingelheim, most recently in the Biopharmaceuticals division as Vice President, Process Science. He began his career as a Research Scientist at the Walter and Eliza Hall Institute in Melbourne. Dr. Kaufmann received his Ph.D. in Natural Science, focusing on cell culture technology, at the Swiss Federal Institute of Technology in Zurich and a Master of Science degree in biotechnology from the Technical University of Braunschweig and the Scripps Research Institute. He currently serves as Vice Chairman of the European Society of Animal Cell Technology and has authored over 25 peer-reviewed publications.

Ahmed Mousa, J.D.
Senior Vice President, Chief Business Officer, and General Counsel
Ahmed joined Pieris in January 2016 and currently serves as Chief Business Officer and General Counsel, acting as site head for the company's Boston office, overseeing the business development, commercial, portfolio and quality assurance functions, and leading Pieris’ intellectual property, corporate secretary, and legal activities, including licensing and corporate legal as well as the company's global patent portfolio. Prior to joining Pieris, Ahmed was an attorney with the law firm Covington & Burling LLP, where he represented pharmaceutical and biotechnology companies in a range of matters. Ahmed was also previously a law clerk at the U.S. Court of Appeals for the Third Circuit and an IP Associate at the law firm Kirkland & Ellis LLP. Ahmed obtained undergraduate degrees in Molecular Biology and Government from Cornell University and a master’s degree in Biotechnology from Johns Hopkins University with research experience prior to his legal career focused on tumor biology and angiogenesis. Ahmed graduated from Georgetown Law with honors, where he was the Editor-in-Chief of the Georgetown Journal of International Law.

Shane Olwill, Ph.D.
Senior Vice President and Chief Development Officer
Dr. Shane Olwill has spent over a decade in oncology focused drug discovery with a specific interest in the development of novel biologics. Prior to joining Pieris, Dr. Olwill was Director of Research at Fusion Antibodies plc where he was responsible for the discovery and development of multiple drug candidates. He is a named inventor on 16 patents and has published his research in many international peer-reviewed journals. Dr. Olwill received his PhD in Molecular Hematology/Oncology from the University of Ulster, following which he worked as an industrial postdoc in conjunction with University College Cork. Dr. Olwill has a PgDip in Management Practice from DIT Business School and is a state qualified Medical Scientist.

Frank Vollmering
Vice President, Human Resources
Mr. Frank Vollmering is Pieris Pharmaceuticals’ Vice President of Human Resources. Mr. Vollmering has more than 25 years of experience in international Human Resources across a diverse set of industries, such as biotech, semiconductors, software and consulting. He has held leadership positions at Intel Corporation, Veritas Software, and Analog Devices. Frank holds an MSc in Business Administration from the University of Bayreuth, Germany.

Florian Witte, Ph.D.
Vice President, Head of Alliance Management and Early-Stage Project Leadership
Dr. Florian Witte is a strategic alliance professional with broad scientific background and track record in managing R&D alliances and multi-program collaborations. With more than a decade experience in alliance and project management, he is a strong advocate of collaborative thinking and joint value generation in drug development alliances. Dr. Witte joined Pieris in 2017 to build and further professionalize the alliance management capabilities, and in his current role is also driving Pieris’ early-stage project leadership as well as project management office capabilities. Prior to joining Pieris, Dr. Witte spent almost 8 years at MorphoSys in Alliance Management and R&D, driving therapeutic antibody projects with partners from early-stage discovery to clinical development phases. Dr. Witte received his Ph.D. in Biochemistry from the Free University of Berlin and worked at the Max Planck Institute for Molecular Genetics as well as the Institute for Medical Genetics and Human Genetics at the Charité, University Medicine Berlin. He also holds a diploma in biology from the University of Würzburg.