Michel began his career as an auditor at Peat Marwick Mitchell before moving to the SCOA, a Parisbas affiliate. He moved to ECS Germany before joining Eunetcom as Senior Vice President of Finance. He was Deputy Chief Executive Officer at Vivendi Telecom International for almost 10 years. He has been President of Advest SAS since 2005. He has also been Chairman of the Supervisory Board of Elektrion Telekomunikaeja since 2001 and he has been a Director of Keyyo since 2005.

Michel is a graduate of HEC (Hautes Etudes Commerciales) and has two degrees from DECS.