Senior Management

Klaus-Peter Wilhelm
CEO & Medical Director

Klaus-P. Wilhelm, MD has served as CEO & Medical Director of proDERM since co-founding the institute together with his wife Dorothea in 1994. Klaus is a Professor of Dermatology and Allergology with an extensive background in Dermatotoxicology and Dermatopharmacology. With his leadership skills Klaus led proDERM to a steady organic growth and success. At the same time he has maintained to live his passion for science. He is a regular speaker at scientific conferences, author and co-author of over 150 original articles and book chapters and co-editor of several scientific books.

He is a member of several dermatological and professional societies and acted as Secretary and Chairman of the 'International Society for Biophysics and Imaging of the Skin. He studied medicine in Göttingen, Innsbruck and Lübeck. After graduating with an MD in Lübeck and completing his thesis in the Department of Toxicology he continued his academic training with a postdoctoral program in the laboratories of Professor Howard I. Maibach at the Department of Dermatology of the University of California in San Francisco. Klaus did his dermatology residence at the Medical University in Lübeck, where he continued as senior physician before founding proDERM.
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Marianne Brandt

Marianne Brandt is Chief Operating Officer at proDERM. With her 20+ years of occupational experience in the field of dermatological contract research and her excellent understanding of methodological, clinical as well as technical procedures, Marianne has contributed significantly to our success in recent years. After graduating with a degree in Physics and achieving a continuative qualification in the field of 'Medical Physics and Techniques', Marianne started her career in the CRO industry as a scientific officer in 1997 before joining our team in 2002.

In all those years at proDERM, Marianne was always able to enrich the area of responsibility that she was attached with and it is a logical consequence that – based on her unrivaled experience - she today oversees our daily operations. Marianne is member of the Sensory and Haircare working group of the DGK (German Society for Cosmetics). Ever since 2017 she also acts as a principal Investigator in studies with cosmetics.
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Dorothea Wilhelm
Senior Director Clinical Research & Medical Affairs

Dorothea Wilhelm, MD founded proDERM in 1994 together with her husband Klaus-P. She has led the clinical research activities of the institute ever since and she does this today as Senior Director Clinical Research & Medical Affairs. Dorothea graduated with a MD at the University of Lübeck. She continued her academic training with a postdoctoral program in the laboratories of Professor Howard I. Maibach at the Department of Dermatology of the University of California in San Francisco. 

Afterwards she worked at the Department of Immunology as a resident before she received a research grant to investigate the topic of Allergology as a research associate at the same Department at the University of Lübeck. Her bibliography includes 36 original articles, 2 book chapters, and over 18 abstracts from presentations at scientific meetings. With her 25+ years of clinical study experience Dorothea is an expert for a diverse range of trial aspects. Her focal point however is to establish the scientific foundation of an upcoming clinical project and to transfer this research into the development of a study design that is aligned towards the medical needs of the patients. In her role as Sustainability Manager, Dorothea is also committed to improving environmental conditions and bringing our sustainable development goals to life.
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Bernd Brormann
Senior Director Clinical Operations & CRO Servcies

Bernd Brormann is Senior Director Clinical Operations & CRO Services at proDERM. Before joining proDERM in January 2018, Bernd had held several positions in the life sciences industry, including senior management positions in Clinical Operations, Business Development and Customer Relations. Bernd is highly appreciated for his 'getting-things-done-approach', which he presumably developed during his early years as CRA and project manager. 

Today, in his role as Senior Director Clinical Operations & CRO Services, he now takes care of the strategic development of the clinical research unit while at the same time he maintains and expands relationships with clients from the medical device and medicinal products industry. Bernd is member of the “German Society for Good Research Practice” and the “German Society for Pharmaceutical Medicine e. V.”
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Stephan Bielfeldt
Vice President Science & Consultancy

Stephan Bielfeldt is Vice President Science & Consulting at proDERM, the internationally renowned CRO specialized on clinical studies relating to skin and mucous membranes. . He is responsible for the development of new skin research methods, as well as the consulting of customers in the field of clinical study designs and methodologies. Stephan has been working in clinical research for more than 30 years. Special fields of his expertise are photobiology / sun protection and in vivo confocal Raman spectroscopy. 

His list of publications contains more than 100 scientific publications. He is a member of professional societies, such as the Society for Dermopharmacy (GD) and of scientific working groups of the German Society for Scientific and Applied Cosmetics (DGK). As a member of the ISO TC working group (WG 7) Sun Protection Test Methods, he works on the international standardization of sunscreen testing methods.
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Joachim Claussen
Senior Director Finance & Administration

Joachim Clausen is Senior Director Finance & Administration. Before joining proDERM in 2018, Joachim has held several senior management positions in the areas of finance & administration, financial analysis, controlling, and financial consulting. He graduated with an MBA at the University of Applied Sciences in Bochum. With his extraordinary analytical skills and his eye for the detail, Joachim plays a key role in the streamlining and continuous improvement of our business processes.