The Polish city of Słupsk in Pomerania with 90,000 inhabitant aspires to eliminate energy poverty and become a clean air city through the installation of PV solar systems with a total capacity of 0.78 MWp in addition to 0.18 MWp installed on public buildings having yearly savings of 73,600 kWh/year. Słupsk is a pilot project of the H2020 SCORE project which facilitates consumer co-ownership. The project started in 2018 and today counts 200 households as members.