Board of Directors

Our goal is to ensure the progressive advancement of the medical and economic success of our company. To enable our medium-sized family business from Iserlohn to succeed at an international level, we have focussed on strengthening our company management team. We have added three directors with a wealth of experience and competence to assist with our long-term company planning and to make a personal contribution in transforming our visions into reality.

Dr med. Katja Pütter-Ammer

Dr med. Katja Pütter-Ammer

Dr. med. Katja Pütter-Ammer has been the third generation of managing partners at MEDICE since 2001.


Dr. Katja Pütter-Ammer was born in Iserlohn in 1967. She is a medical doctor with additional training as a “Master of Science in Pharmaceutical Medicine” at the University of Witten-Herdecke.

After completing her studies, she worked as a doctor at the University Hospital in Munich and then went to Tufts University in Boston for a research stay, where she also obtained a Certificate of Studies in Business and Administration from Harvard University.

To prepare for the takeover of the family business, Dr. Pütter-Ammer moved to GlaxoSmithKline in 1998, where she acquired additional expertise in the areas of clinical research and product management.

Dr. Pütter-Ammer also worked for several years as a lecturer at the University of St. Gallen.

Dr. med. Katja Pütter-Ammer has been the main shareholder of the company since the death of her father Dr. Sigurd Pütter in June 2021 and, together with her husband Dr. med. dr. oec. Richard Ammer, is the Managing Chairman of the Management Board.

In 2022, MEDICE Arzneimittel Pütter GmbH became the MEDICE Health Family. The focus of the Health Family is on the patient. In order to further improve patient care, the company develops clinically validated multimodal healthcare solutions based on pharmacological expertise in the interaction of medicines, digital solutions and nutritional concepts.



Dr med. Dr. oec. Richard Ammer

Dr med. Dr. oec. Richard Ammer

Dr. med. Dr. oec. Richard Ammer is a partner in the company together with his wife Dr. Katja Pütter-Ammer and Chairman of the Management Board. 

Richard Ammer, born in Munich in 1970, is a medical doctor and business economist and has been responsible for new business development at MEDICE since 2003, including research & development, production and international marketing.

He initiated a sustainable waste separation concept for Munich's household waste as a student representative during his high school years - interested in qualitative growth.

After studying medicine in Munich (TU, 1990-95), Beijing (1992), and Boston (HMS, 1995/96) with scholarships from the Hanns Seidl Foundation and the DAAD, among others, and clinical and scientific training at Harvard Medical School, Massachusetts General Hospital (1996-2000) with a scholarship from the DFG, he continued his training as an internist at the German Heart Center in Munich (2000-2001) and the University Hospital in Münster (since 2001).

He was awarded the Young Investigator Award in Basic Science 2001 (Stockholm) by the European Society of Cardiology (ESC) for his research work on atrial fibrillation, for which he also received his doctorate. He was coordinator/managing director of the BMBF Competence Network for Atrial Fibrillation (Central University Hospital Münster) from 2002-05 and has been working for 20 years at the University Hospital Münster in internal medicine in patient care and academic teaching, even today in part-time employment (dialysis, kidney transplant aftercare, anemia management).

He studied business administration parallel to his medical studies at the University of St. Gallen (with an interest in clinic management) and the Harvard Extension School and finally at the University of St. Gallen, where he completed his doctorate and PhD. He has also been a lecturer at the University of St. Gallen for 20 years, supervising Bachelor's, Master's and doctoral students, particularly in the field of life sciences.

In 2003, Dr. Richard Ammer joined the management of MEDICE in order to continue the family tradition together with his wife, but also to react proactively to the 2004 healthcare reform (GMG) with its challenges, especially for medium-sized pharmaceutical companies.


Dr. Uwe Baumann

Dr. Uwe Baumann

Dr. Uwe Baumann has been Managing Director at MEDICE since 1.7.2021 and is responsible for the PCC division. Since August 1, 2021, he has also been Managing Director of Schaper & Brümmer, which is part of the MEDICE Health Family.


He was born in Essen in 1959. The microbiologist received his doctorate from the Westphalian Wilhelms University. From 1985 to 1995, Uwe Baumann was active as a local politician for the “Bündnis 90/Die Grünen” party in Münster, including 5 years as parliamentary group chairman in the city council. After some time in university research, Uwe Baumann moved to the pharmaceutical industry in 1993 and held senior positions at Hoffman-La Roche, Novartis and Bionorica before joining MEDICE.

In addition, he taught marketing and strategy at the Cooperative State University in Lörrach.

Annick Berreur-Igersheim

Annick Berreur-Igersheim

Annick Berreur-Igersheim has been responsible for People, Culture and Transformation as Managing Director since January 2024.

She previously worked at F. Hoffmann La Roche AG (Basel) as Global People & Culture Business Partner. In this role, she gradually assumed responsibility for the following divisions over a period of eleven years: Procurement & Engineering, Biologics Drug Products (Pharma Technical Operations), and Pharma Development Strategy - Safety & Risk Management & Quality.

At the beginning of 2021, Annick Berreur-Igersheim moved to the area of Regulatory Affairs, Regulatory Data & Content Management as Chief of Staff and was subsequently responsible for Clinical Development, Clinical Operations & Medical Affairs in the Roche Diagnostics division as Global People & Culture Business Partner.

Annick Berreur-Igersheim was born in Mulhouse, France, in 1972. She completed a dual Master's degree in Applied Foreign Languages and Carrières Internationales at the Université de Haute-Alsace, France and the Johannes Gutenberg University Mainz, Germany. She started her career as a German and French teacher in Scotland.

She spent the first nine years of her career in industry as a product manager, training and communications manager, first at Vitra AG and then at SOTAX AG.

She has built up her expertise in the area of People & Culture over the past 20 years.

She has been responsible for HR matters at companies such as Novartis, Applied Materials and most recently Roche. She is experienced as a headhunter, staffing manager and in international leadership development and transformation management.

She is also certified as a coach, leadership practitioner and transformation leader and therefore has the expertise to successfully support cultural change at Corporate level.

Eric Neyret

Eric Neyret

Eric Neyret has been a member of the Board of Managing Directors for Finance, Controlling and Administration since 2012.

Eric Neyret was born in Lyon (France) in 1964, where he also graduated in Politics, with a specialism in economics.

After completing his education, he worked for many years in international pharmaceutical companies. In this time, his work focused on establishing regional organisations to increase the international presence of the companies, and on developing the structures necessary in the wake of this company expansion, as well as on commercial projects.

Most recently, as Vice-Chair of Finance & Services – CFO Europe, he directed the Controlling, Finance, IT and Purchasing departments of an international pharmaceutical company.

MEDICE's international expansion and dramatic growth in recent years has required new national and international structures to be set up, and Eric Neyret has been able to accomplish this successfully at MEDICE thanks to his many years of experience.