Ralf Priemer, born in 1969, became Chief Sales Officer (CSO) of hotel.de AG in December 2012, heading up the "Hotel Contracting & Relations", "Human Resources" and "Corporate Communications" departments as well as the international offices. Priemer, a qualified business and industrial engineer, has seventeen years of international experience in the fields of e-commerce, sales and marketing, as well as seven years of experience in the field of mobile commerce. After stints working at Lintas advertising agency and the telecommunication firms Talkline (now mobilcom-debitel) and E-Plus, Priemer worked at the former Bertelsmann subsidiary, arvato mobile (now Mondia Media), which distributes digital entertainment content such as music, videos, games and e-books. In his role as managing director and Chief Operating Officer at arvato mobile, Priemer was responsible for restructuring the company's Northern European business (from 2007 to 2012) and for pushing ahead with the development of their global business at nine locations worldwide. Priemer is also the founder of Channel Pilot Solutions GmbH.