AIESSE - Ambiental Infrastructure, Edifices and Sustainable Services of Engineering works on all stages of the urban water cycle and on urban waste management and treatment, thus promoting water conservation and preservation of the water supply services at the main Brazilian metropolitan regions.

AIESSE participates in each project either alone or in partnership with other players from the private sector and/or from the third sector, which believe that sustainable urban infrastructure is a key priority, and the private sector has a crucial role to play in the transition to a low-carbon economy.