Renewable Energy - Quality & Audits & Acceptance & Contracts  - PV  & Storage & Grid

Your Consultant

Gerhard Kleiss

Gerhard Kleiss

Dipl.-Phys., Dr.-Ing., DGQ

founder and CEO


  • 30 years+ expertise in PV, Renewables and Quality
  • firm solar industry background in development, quality and product management
  • certified Energy Storage Expert (VDE / DGS)
  • worked for major players in solar industry
  • broad and detailed knowledge about measurement and lab techniques
  • strong engagement in standardization IEC, IECRE, DKE, DIN, SEMI, CSTB, UL, IECRE
  • numerous scientific publications
  • experienced lead auditor with IRCA certification
  • technical assessor ("Fachbegutachter Solarenergie") for DAkkS
  • continous work in: supplier quality, supplier audits and supplier performance
  • academic role in university lectures (Hannover University, Germany)
  • officially registered for energy audit IEC 16247
  • reveived IEC 1906 award in 2023
  • fluent in English, French and German language