Co-founder of Cryo Networks, Ere informatique and the Exxos label, and co-author and producer of numerous video games, including Dune, Captain Blood, Deuxième Monde and Versailles, Philippe Ulrich was also Henri Salvador's producer (over 2 million albums with "Chambre avec Vue"). He also wrote "Un délicieux Carnage", a work published by Les Éditions Gutenberg.

Co-founder of Cryo Networks (Deuxième Monde, Scol) and a freelance CTO for numerous renowned start-ups such as Violet, the company that introduced the famous wifi rabbit, Sylvain holds a diploma from the École Polytechnique de Paris.

Serial entrepreneur who has thus far been involved in the creation of 7 companies, including Escalade Industrie, Absolut, Eyeka, Digicompanion, Musiwave (which notably resold Openwave for $139 million in January 2006).