The event was the -biannually organized- international conference focusing on the subject of Organic Rankine Cycle (ORC) Power Systems. In particular, multiple parallel sessions were held, in which several scientific and industrial papers were presented, along with a poster session. The conference included a European corner, hosting scientific projects funded by the European Union, oriented towards ORC systems and energy efficiency, in general. The conference was attended by members of the ORC community from all over the world, including distinguished researchers from leading research institutes, as well as young researchers. Finally, it is underlined the Seminar was organized under the auspices of the Knowledge Center on Organic Rankine Cycle (KCORC), a scientific knowledge dissemination platform on issues concerning ORC technology.