Our team of experts

Our team brings together experts from the fields of medicine, pharmacy, food chemistry, biology, logistics, politics and law. What binds us together is our common goal: “Unlocking the health benefits of cannabinoids.”

The Founders

Fabian Friede


Nine years of experience building businesses and leading international teams in various industries (marketplaces, eCommerce, tech and more). Fabian founded three own companies with a strong passion for creating value for customers & patients.

Finn Hänsel


Five years of experience in consulting (consumer goods, insurance, pharma), founded five own companies including THE ICONIC, Berliner Berg Craft Beer, Sportsecondhand, Valmano and Petobel. Entrepreneur and CEO for 7 years with a strong passion for product, brand, technology and consumer goods.

Our Company

At Sanity Group, we have a clear goal: Unlocking the health benefits of cannabinoids. To achieve this ambitious goal, we live a corporate culture that balances high performance with continuous personal development. Our values guide both our behavior and our decision-making. They define the standard of quality for all the products we develop, how we talk to customers, who we hire and how we work with our colleagues. Our “People First!” culture allows us to build on a transparent environment with a strong sense of ownership and continuous improvement. If you want to learn more and become part of the European cannabis revolution, we invite you to take a look at our careers page!

Medical Advisory Board

The Medical Advisory Board comprises renowned experts in pain therapy, palliative medicine, neurology and pharmacology.
We are united by the goal to better understand the therapy and needs of our patients and to establish an individualized therapy within the framework of cross-sector treatment concepts with cannabis. Another focus of our work is to detect medical evidence, the reduction of bureaucracy, advanced training for doctors and the development of further dosage forms.


Prof. Dr. Kirsten Müller-Vahl

Prof. Dr. Kirsten Müller-Vahl is Professor of Psychiatry at the Department of Psychiatry, Social Psychiatry and Psychotherapy at the Hannover Medical School (MHH) in Germany. She is a specialist in neurology and adult psychiatry. For more than 20 years, she has been involved in research on the effects of cannabinoids on humans and is a founding member of the International Association for Cannabinoid Medicines (IACM).

Prof. Dr. Thomas Herdegen

Prof. Dr. Thomas Herdegen is a professor at Kiel University (CAU) and heads the Neuropharmacology Section at the Institute for Experimental and Clinical Pharmacology. Prof. Dr. Herdegen’s research interests include the intersection of pain at the nervous system. He is a pharmacologist and researches methods against neurodegenerative diseases.

Dr. Marc Seibolt

Dr. Marc Seibolt is the head physician of the Algesiologikum day clinic. He is a specialist in anesthesiology, special pain therapy, emergency medicine and addiction medicine. In addition to his medical training, Dr. Marc Seibolt completed an Executive MBA in Health Care Management.

Dr. Dennis Stracke

Pharmacist at MediosApotheke in Berlin, Head of Neurology Department and founding member of the VCA, the association of cannabis supplying pharmacies in Germany. Dennis is one of the bespoke experts of medical cannabis in Germany and one of the most reputable pharmacists and experts in the area of medicinal cannabis.


Dr. Knud Gastmeier

Dr. Knud Gastmeier, resident doctor, specialist in anesthesia with the additional designation of special pain therapy and palliative medicine, head of the cannabis working group in BVSD e.V., founding member and long-term chairman of the IABSP (Interdisciplinary Working Group of Brandenburg Pain Therapists and Palliative Medicine).


Prof. Dr. Dr. Joachim Nadstawek

Prof. Dr. Dr. Joachim Nadstawek, specialist in anesthesia at the Schmerzzentrum Jankerklinik in Bonn. Prof Nadstawek has been the chairman of the Professional Association of Doctors and Psychological Psychotherapists in Pain and Palliative Medicine Germany eV (BVSD) since May 2011. As chairman, Prof. Nadstawek has been politically and medically very successful in improving the pain therapy care for patients for almost 10 years Germany.

Political Advisory Board

Our Political Advisory Board comprises renowned political experts and healthcare professionals who provide strategic guidance and advice to support Sanity Group to meet its mission and objectives. The outstanding experience and the commitment of the members of the Political Advisory Board are crucial to outlining a long-term vision of the activities of Sanity Group.


Dr. Mark Dankhoff

Dr. Mark Dankhoff is a specialist in general medicine, nutritional medicine, basic diabetes care and hypertensiology, trained in addiction medicine, and expert in treatments of cardiovascular risk factors. Amongst others, as chief physician he successfully managed a specialized clinic for children and adolescents for ten years. Currently he is a consultant doctor for a major German health insurance company.