LONDON--(BUSINESS WIRE)--RepRegen, the ‘smart biomaterials’ company, wishes to advise that Stephan Rietiker has resigned as Chairman of RepRegen, effective June 9, 2011. Dr. Rietiker cited “significant and competing workload and responsibilities” as the reason for his resignation. However, he expressed his continued support for RepRegen as the company enters its next phase of growth.
