The Building Services and Energy Efficiency (BSEE) Conference is an event that has become traditional in the world of civil engineering. The event is organized annually since 1990, by the Association of Building Services Engineers in Romania (AIIR) - Moldova Branch in collaboration with the Faculty of Civil Engineering and Building Services, Technical University "Gheorghe Asachi" of Iasi. The building services and equipment have become essential elements in the construction of buildings to ensure the conditions of interior comfort. In a fast-evolving society, information is an essential element for the progress of economic-social activities, and the Conference of Building Services and Energy Efficiency represent the place where the exchange of information and ideas for the sustainable development of the built environment and its facilities takes place. This present edition aims to a high level of visibility, ensured by indexing the works in the as proceedings paper on Web of Knowledge.