Armin Kösegi has worked in the Service & Support department of SAP AG since 1998. He specializes in the SAP NetWeaver Application Server. Besides handling problem tickets, he focuses on development and delivery of support services in the area of software logistics. Furthermore, he is responsible for the various upgrade services of SAP Support.

Rainer Nerding has worked at SAP Active Global Support since 2000. He specializes in software change management. In the beginning, he was responsible for handling problem tickets. Today, he focuses on development and delivery of services and consulting offerings in the areas of software change management, upgrades, and support packages.