In the framework of GrEnFIn project, the Professional Module represents an international learning path for professionals that already working in the energy sector but are willing to acquire new knowledge about the Green Energy Market and its relationship with Finance. The aim of this learning path is to educate, through an innovative and interdisciplinary approach, the "hero of the green economy", i.e. the Sustainable Energy Expert, having the pivotal role to assure for a vital economy with an environment-preserving behavior of companies and stakeholders. The structure of Professional Module is composed by 3 sections: the first two sections consist of video lessons held by experts from the energy companies and University Partners that are part of the Consortium, while the section 3, with a more applicative focus, involves the development of a case study. In line with the aims of the project the content and methodology designed for Professional module will be tested during the First GrEnFIn Summer Training on June 2021.