For 15 years Engelbert vom Kolke has been working in leading positions in retail companies. He was last working with the security service company ADT Sensormatic GmbH as branch manager. Vis-à-pix benefits from his in-depth knowledge in sales controlling and from his experience as technology provider of solutions for retail.

Axel Stephan started his career as constructor and has since then been working as product manager, planner and sales manager for Bosch and ADT. Stephan started working for Vis-à-pix as CSO. Beyond his expertise in product management and sales management, he possesses international negotiation skills for instance in the Arabians and Asia.