Stephane Treppoz is a Co-Founder of ISAI. He also is an Angel Investor. He is also a Co-Founder and also serves as Chief Executive Officer and Chairman at Sarenza. Stephane started his career with Arthur Andersen in New York then became President of the US subsidiary of Meccano. In 1995, he joined the Vivendi/Cegetel group, then became CEO of AOL France from 1998 to 2004. Since 2007, he is CEO of Sarenza.com.