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We are microphotonX

About us

microphotonX is a fast-growing biophotonic company with a cutting-edge optical technology to study biological molecules, cells, and tissue. We have made it our joint mission to revolutionize bioanalysis for faster detection and more efficient therapy of diseases. Starting treatment earlier can even save patients’ lives. The microphotonX team is united by a passion to turn our breakthrough technology into real innovation. 

Our team consists of experienced senior experts in the field of biological applications as well as photonics, engineering and data science. 

Our modern offices and laboratories are situated in Tutzing only a stone's throw away from Lake Starnberg and with a direct S-Bahn connection to Munich city centre.

Management Team


Dr. Lars Behrend

Chief Executive Officer

At mircrophotonX Lars is responsible for the overall strategy and the development of the products into regulated markets. He is a serial entrepreneur who has held various managing director positions over the past 17 years. Lars studied biology in Hamburg and Ulm before he founded Sirion Biotech in 2006. He then started his own consulting company, were he advised start-ups and worked as an investment fund analyst. Following a COO position in a clinical research organisation, he joined the management team of microphotonX in early 2022 where he is instrumental in building international cooperation and driving mircrophotonX on its journey to regulated markets. 


Dr. Hesham Yosef

Chief Scientific Officer

Hesham leads the laboratories and the application teams and oversees scientific operations at microPhotonX. He designs and develops the biomedical applications and the methodological aspects of the Raman microscopic systems. He is a chemist with a Ph.D. in Biophysics (Ruhr-university Bochum-Germany). Since 2012, Hesham has developed many Raman biomedical applications during his doctoral and post-doctoral research, with activities spanning in diagnostics, cytopathology, and in-vitro therapy evaluation. He has published 12 peer-reviewed scientific publications and 2 book chapters in these field. After his post-doc, Hesham has expanded his experience further by moved to biotech industry, through working at CellTool as a head of the Lab and applications (2019-2021).    


Dr. Tilo Zollitsch

Chief Technology Officer

Tilo leads the technological development and production of microphotonX’s novel micro-Raman single beam trapping spectrometer. He draws upon more than 10 years’ experience in laser spectroscopy, instrument development, and analytics. After graduating from the Technical University of Munich with an MSc in Chemistry, he completed his doctorate at the University of Oxford, with a focus on laser spectroscopy and data analysis. Prior to his position at microphotonX, he was the head of production and development at CellTool innovating cellular diagnostics based on Raman spectroscopy and optical microscopy.


Dr. Hanns-Georg Klein

Chairman of the Advisory Board

Following medical school, Dr. Klein started postdoctoral fellowships at the Dept. of Physiology (Munich) and the National Heart, Lung and Blood Institute (Bethesda, MD) working on the genetics of lipid disorders. He then joined the Department of Clinical Chemistry (Munich) and founded Medigenomix, now part of Eurofins. Dr. Klein also founded the Centre of Human Genetics and Laboratory Diagnostics (Martinsried) and IMGM Laboratories. He is author of numerous publications and serves as a field editor for the Journal of Laboratory Medicine.


Dr. Peter Kaspar

Member of the Advisory Board

Dr. Peter Kaspar has more than 40 years of experience in the diagnostics and life science industry. As a former member of bioMérieux Executive Committee, as well as in leadership positions with Roche Diagnostics, he drove multiple innovations in infectious diseases and other diagnostic fields. At FIND Diagnostics (a Geneva-based non-profit organization) he facilitated public-private partnerships for innovative diagnostics related to diseases of poverty. He serves as a board member or as advisor for several diagnostics and biotech companies in Europe and the US. Dr. Kaspar holds a Ph.D. in Biochemistry and studied Biochemistry and Medicine at the universities of Muenster, Berlin and Lille.


Prof. Michael Rossbach

Member of the Advisory Board

Michael Rossbach is a seasoned life and health sciences professional and the founder of Ikxinta – Advisers in Health and Life Sciences. Michael holds academic appointments at the National University of Singapore, at the Technical University of Munich, at INSEAD and is an elected member of the Scientific Council of DESY (Deutsches Elektronen-Synchrotron). Michael spent more than 10 years at the Genome Institute of Singapore, where he worked as a director for strategic partnerships. He then headed the pharma partnering of VELA Diagnostics and built the Technology Scouting Team of Eppendorf.


Working at microphotonX

To complete our team, we are always looking for new talented and dedicated employees. In a highly dynamic work surrounding at microphotonX we offer great development opportunities. The key to success is the team! 

If you think that you can be a great addition to our team, then please feel free to apply. Please send your application to Anja Kirchner via email:

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