Benefit from our certified appraisers ready to assess different trades - 100% expertise at all levels for perfect evaluations. Your benefits at a glance:


  • Selection of the right site in consideration of all legal requirements
  • Precautionary measures to avoid construction misplanning, as well as product and installation errors
  • Maximise revenue by selecting premium products and appropriate professional installers
  • Testing, inspection, maintenance and service of any type of installed PV systems, including electrical engineering
  • Save time and money with turnkey planning and advice from the experts of REactive experts
  • Ensure smooth system operation and avoid unnecessary costs
  • TÜV Rheinland certified


  • Determination of existing facts
  • Accurate and insightful reviews and evaluations
  • Damage settlement proposal with cost calculation and advisory support
  • Opinion in written and digital form
  • Calibrated measuring equipment
  • Continuous and verifiable training
  • Decades of international expertise in the value chain of photovoltaic system engineering
  • TÜV Rheinland certified