As part of this year’s TÜV audit, all criteria were met in order to take the TÜV certificate to a new level: ISO 9001: 2015. The auditors of TÜV Rheinland checked whether all requirements and standards that are relevant to the new ISO standard were complied with and implemented in the areas of quality management and work safety.. “We are very pleased that we were able to implement the change to the new ISO standard so smoothly,” explains Susanne Marquard, the quality management representative of NV-EnerTech. “Our goal is to continue to optimize the processes in our company on an ongoing basis Implement work health and safety guidelines at the highest level.