COESA srl is an Energy Service Company (ESCo certified), general contractor for energy efficiency projects. COESA services are focused on design, implementation and management of complex processes in the ecological transition field. From incentives attraction, turnkey installation, to the energy plants management. COESA works for Public Administration, Companies and Residential buildings, designing innovative energy and thermal solutions coupled with a financial feasibility. Energy auditing, design and installation of renewable energy energy systems, thermal-building optimization and installation of building automation systems.