Georges Stephan is a Technical Account Manager and Senior Data Architect at CME, as indicated in the search results. He is also the CoorB LinkedIn profile owner, indicating a connection to the company CoorB. Additionally, Georges Stephan is the CTO of CoorB, as indicated by his attendance at an event sponsored by CoorB, along with Carole Rizkallah Alsharabati (Chairperson of CoorB & CME) and Ahmed Gaber (CEO of CoorB)3. However, the search results do not provide a clear and concise answer to the question of Georges Stephan's role as General Manager of CME.