NEO&IDES is an engineering office specialized in the design and the optimization of energy-efficient and environmental-friendly buildings. We offer a full range of engineering services tailored to meet the most specific requests relating to the energy and environmental aspects of buildings. Our services are appliable throughout the stages of a sustainable construction project, whether for new building projects, renovation projects or energy audits of existing buildings. NEO&IDES acts as a partner of Clients, Architects and Consulting firms, from the earliest phases of their projects, and provides the tools and methodologies to achieve energy optimization for the project in its globality (architectural choices, technical systems, ...).