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HOME Company Management
 
  Ralph Woern - Chief Executive Officer
Ralph is CEO of Acertigo and brings more than 20 years of experience in IT Businesses, with expertise in the Payment Card Industry arena, enterprise software, infrastructure, and communications. He held serveral Senior positions in consultancies, Payment Service Providers and IT companies. Ralph studied Computer Science and Business Administration at the University of Stuttgart / Germany. He is a Senior Advisor and specifically responsible for strategic customer projects and leads our sales and business development department.
   
  Dr. Stephan Engelke - Chief Audit Executive
Stephan is CAE of Acertigo and acts as a Lead Auditor and Senior Advisor within our Information Security mandatories. Stephan brings several years of experience in consulting market-leading businesses, with expertise in numerous topics of Information Security and Security Auditing. He received a master degree from University of Hamburg / Germany and wrote his PhD thesis in the field of mathematics. He is an IT-Security professional with the most sought after certifications from the leading international certification bodies.