Since 1/1998 established in his own specialist practice with a focus on social psychiatry in Wiesbaden

For many years, numerous seminars, lectures, courses and trainings in various management and marketing organizations such as: Hewlett-Packard, Management Institute Gabler, Professional Association of German Market and Social Researchers eV, Geno-Consult, RAPS, Diversa Business Academy, banks, Savings banks, insurance companies, chambers of handicrafts, AOK, German Society for Technical Cooperation (GTZ), German Health Aid, Society for Health Consulting eV, Hesse Association of Statutory Health Insurance Physicians

Continuous training as part of the ADG Academy of German Cooperatives in Montabaur

Trainer of moderators of quality circles on behalf of the Hesse Association of Statutory Health Insurance Physicians and lecturer in the course of training as a quality manager at the State Medical Association of Hesse in Bad Nauheim.

State-appointed examiner at the Hesse State Examination Office for Health Care Professions

Seminars, workshops and lectures in Bolivia, Bulgaria, Chile, China, India, Italy, Holland, Latvia, Canada, Luxembourg, Austria, Russia, Switzerland, Turkey, Ukraine, Hungary, USA, Cyprus