The teamSean Killeen (Luxembourg)
CEO and Co-Founder
Sean Killeen has a nine year track record in the areas of mobile roaming and data clearing, and has worked for several leading telecommunications companies in Europe including the clearing house MACH, and Western Wireless International, where he headed up international roaming services. In 2001 he was appointed head of business development to EDS in Germany, where he worked extensively on mobile commerce and drove new business for the company. Sean was also involved in the EUR 150 million sale of EDS Clearing House to Billing Services Group, and was subsequently appointed to the new management team.
Jordi Castellvi (Luxembourg)
Head of Product Sales
Jordi Castellvi joined XINTEC as Head of Product Sales in June 2008. He has over 10 years of experience in the wireless industry and has been involved in a variety of working groups under the GSMA. Jordi worked as Fraud & NRTRDE product manager at Syniverse/BSG Wireless. Prior to that, he worked for several companies in Europe including the clearing house MACH and the operator Orange Spain. Jordi has a Master's degree in Telecommunications from the Univerity of Antwerp and an Engineering degree from the University of Liège.
Javier Gutierrez (Darmstadt, Germany)
Head of Product Development
Javier Gutierrez is one of the leading specialists in his field. Javier has worked for Tesam Argentina, EDS and BSG Clearing Solutions in Germany over a period of eight years. Javier is a C/C++ and Perl language developer, and is an expert in batch processing applications for the handling of roaming billing files. Javier also possesses a strong network of like-minded experts in XINTEC’s business areas.
Tij Gupta (Darmstadt, Germany)
Marketing Advisor
Tij Gupta spent several years of work in Bangalore (India's Silicon Valley). After five years of marketing experience with India's IT majors, he decided to accept a marketing role in a small startup in Germany. In mid 2006, Tij bought a stake in, and took over as Sitewards’ CEO. With his experience of working with global clients and his marketing skills, Tij brings an outside-in perspective to XINTEC’s marketing strategy as Marketing Advisor. Sitewards is XINTEC’s marketing partner of choice.
