Gubanova, AnnaClasen, MichaelTheuvsen, LudwigRuckelshausen, ArnoSchwarz, Hans-PeterTheuvsen, Brigitte2017-06-302017-06-302015978-3-88579-632-9The aim of this paper is to give a short overview of the existing definitions and classifications of the green technologies and corresponding data banks with the green start-ups as a basis for a further research about the critical success factors of the green start-ups. The classifications and definitions are important for defining the differentiation between green technologies and other technologies as well as supporting international economic and legal activities.enText/Conference Paper1617-5468