I. Introduction Both, Public-Private Partnerships (PPPs)1, and EUfunds are instruments to meet political and societal goals. EU-funds can be either used as grants or in the form of revolving instruments. The combination of both, PPP and EU-funds in the form of revolving instruments leads to possibilities that have not yet been exploited and are considered to have a great potential. There is a framework of regulations for the use of EU-funds as revolvi