IGW Srl is an Italian company that was founded in 2012 by the sharing of experience and knowledge of three partners from different sectors: Infrastructure and construction; Environment and waste water treatment; Renewable energy. IGW srl is also an Esco (Energy Service Company), a company performing interventions aimed at improving energy efficiency, processes, systems and buildings, taking on the risk of the initiative and releasing the final client from all organisational and investment burdens. The final savings achieved are then shared between the company and the final client according to a specific contractual agreement. Consolidated agreements with other consultancy companies and highly specialised technical studios enable management with reference to a single structure of complex and large-scale projects.