Klaus has extensive experience in Sri Lankan graphite having led the exploration, development and production of a narrow vein graphite underground mine in Melsiripura, Sri Lanka. Among his achievements he was able to increase production from 15 to 180 tonnes per month through process changes and without additional capital deployment. He was also responsible for establishing safe work conditions, built a reliable and performing work force, optimized the graphite benefication-process, transformed a batch plant into a continuously operating plant, organized a functioning Quality Control Laboratory & procedures, established export procedures and managed human resources and work safety training.