Pentracor GmbH was founded in 2010. Since November 2014, Pentracor GmbH has been certified according to EN ISO 13485,among other things, for the production and distribution of CRP adsorbers.
The central functions of the Pentracor are represented by the following persons:
Dr. rer. Nat. Ahmed Sheriff – Founder and Managing Director – is a biochemist with several years of research on the immunology of inflammatory diseases at the Institute of Clinical Immunology at the University of Erlangen. Previously, Dr. Sheriff gained corporate experience in the biotechnological company Genethor GmbH, which he founded. From 2007 to 2008, Dr. Sheriff was Executive Director of the European Federation of Immunological Societies. From 2007 to 2010 he was Managing Director of the German Society of Immunology. He is an inventor or co-inventor of 26 patents/applications.
Dipl.-Ing. (FH) Biotechnology Birgit Vogt – founder and authorized representative, scientific director – has many years of experience in applied medical research (Fraunhofer Institute for Toxicology and Aerosol Research, Hannover; Heinrich-Pette-Institute, Hamburg, Charité – Universitätsmedizin Berlin) as well as in the development of companies. At Genethor GmbH, Ms. Vogt was responsible for the organization of experimental research. Ms. Vogt has a teaching position at beuth Hochschule Berlin. She is an inventor or co-inventor of 12 patents/applications.
Dr. Sven Haevernick – Commercial Director – brings his experience from management positions in Deloitte Consulting, Credit Suisse, Deutsche Börse and TUI AG. His academic education is as broad as his industrial experience. He has degrees in law & finance and IT. However, Dr. Haevernick’s experiences as an entrepreneur have been particularly marked. Already at the age of 20, he set up a service company that supported Siemens in the field of production automation, among others. He was also a co-founder of XCS, an investment boutique active in NPL and real estate.
Dr. vet. Medical. Burghard Thiesen – Medical Device Safety Officer (SMPG), head of clinical research, is a veterinary surgeon. He completed his dissertation at Schering AG in the field of contrast agent pharmacology. From 1985 to 1989 he conducted scientific work on surface structures of bacteria at the Institute of Microbiology and Animal Hygiene of the Department of Veterinary Medicine of the FU Berlin and on the immunology of bacterial infections at the Max Planck Institute for Molecular Genetics in Berlin (1989 – 1992). From 2002 to 2007 he worked in the research project “Nanotechnology in Medicine” at the Charité – Universitätsmedizin Berlin. At MagForce AG, he was responsible for risk management and the management of clinical trials in conformity assessment procedures of various medical devices (Class II and III) for the treatment of tumour diseases (2007 – 2012).
Dr.-Ing. Gunnar Janelt – Production Manager – is a biotechnologist and was from 1999 to 2005 at Affina Immuntechnik GmbH, later Fresenius Medical Care Affina GmbH, head of production immunoadsorbers, where he set up the production, developed and established the processes. He has also helped to design and build up the quality management system. From 2006 to 2011 he worked at the Charité – Universitätsmedizin Berlin, Med. Klinik m. Focus on nephrology and internal intensive care in the research project “Leberdialysis” for the development and establishment of a liver support system based on albumin and microparticles. He accompanies the research project “Development of a CRP-Adsorber” for the treatment of acute heart attack from the beginning. He is a co-inventor of 3 patent applications.
Dipl.-Ing. (FH) Biotechnologie Gülcan Yapici – QMB and Head of the Regulatory Affairs Department – has been accompanying the development project since its inception as a research project at the Charité – Universitätsmedizin Berlin. She has completed her diploma thesis in the Department of Accident and Recovery Surgery, Laboratory for Gene Therapy and Inflammation.
Dipl. Business Economist (FH) Daniel Kaiser – heads the Finance division – brings 27 years of experience in the supply and operations management of a Pan-European retail group. The management of logistics and vendor accounting units, as well as the years of training of executives, are his expertise.
Vet. Medical. Christopher Bock – Sales Manager, Deputy SMPG, senior medical device consultant, clinical research employee – is a veterinary physician and has been accompanying the development project since its inception as a research project at the Charité – Universitätsmedizin Berlin (2009).

Dipl.-Biochem. Stephan Mattecka , project manager of adsorber technology – has been accompanying the development project since 2010, first as a research project at the Charité – Universitätsmedizin Berlin. He has completed his diploma thesis in the Department of Nephrology and Internal Intensive Care Medicine (AG Sheriff). He is a co-inventor in a patent application.