Founder Bios
Zonbu was founded by CEO Grégoire Gentil and Chairman Alain Rossmann, both experienced entrepreneurs with successful track records.

Zonbu is Grégoire Gentil's fourth startup in twelve years; his most recent success was Twingo, acquired by Cisco Systems in 2004. In addition to his entrepreneurial background, he has broad technical expertise in designing and developing complex software solutions. Grégoire earned an MS in civil engineering from Ecole des Ponts et Chaussées, an MS in math and physics from Ecole Polytechnique in France and an Master of Science from Stanford School of Engineering. He is also an alumni from McKinsey&Company.

With more than twenty years' experience, Chairman and co-founder Alain Rossmann is a well-known technology industry leader and entrepreneur. He has held many positions in consumer electronics companies, managing marketing for the original Macintosh launch at Apple Computer and then serving as Vice President, Operations, of C-Cube Microsystems, the first company to deliver real-time digital video in consumer applications. Alain pioneered handheld computing devices while working as the CEO of EO Corporation, which was bought by AT&T, and was a co-founder of Openwave, where he became widely recognized as the father of the wireless Internet for his pioneering work on the convergence of Internet and mobile phone services, and developing the WAP industry standard. Alain earned an MS in civil engineering from Ecole des Ponts et Chaussées, an MS in math and physics from Ecole Polytechnique in France and an MBA from Stanford School of Business.