Center for Energy, Environment and Economy,  is a partner in the LEGOFIT project which aims to work adaptable technological solutions based on early design actions for the construction and renovation of Energy Passive Homes. The LEGOFIT consortium represents a multi-disciplinary team composed of 18 partners representing 10 EU countries with a diverse geographic distribution as well as business roles. The team is coordinated by a partner experienced in EU projects, DEM, which aims to use its experience in Smart Cities and Communities (SCC) and Positive Energy District (PED) projects. DEM is an experienced SME in LEGOFIT partners contribute specific cluster of knowledge to meet its objectives, according to their role in this Innovation Action. Roles are replicated in each one of the demonstration teams (Spain, Turkey, Luxembourg, Hungary, Belgium), including in all cases local partners with the relevant technical expertise and capabilities to perform the interventions in the demonstration sites.