Customer Service Worldwide
Roberto Calleja Head of Business Unit Customer Service 9 people of my team and I celebrated already our 10th anniversary here at SINGULUS. I began as a commissioning engineer, and eventually became the department manager. Then, I was promoted to Head of Customer Service. We are a team of about 45 people, divided into several sections. The SINGULUS Customer Service knows from this experience what our customers expect. For all business segments of the company - Optical Disc, Solar, Semiconductor & more! | ![]() Roberto Calleja Head of Business Unit Customer Service Tel.: +49 6188 440-161 Fax: +49 6188 440-160 E-mail: roberto.calleja@singulus.de |
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| Marion Häfner Assistant to the Head of Business Unit Customer Service
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