Artelia is a first-rank player in the field of solar photovoltaic energy connected to the grid. Artelia designs and supervises the construction of many photovoltaic plants on public and private buildings, in particular for industry and mass retail outlets. In Orange (France), a 2.3 MWp generator deploying 20,000 m2 of solar panels was installed on a shopping centre. Artelia has performed due diligence audits of concentrating solar plants (CSP) on behalf of private banks to guarantee the safety of their investments. In Qatar, Artelia was chosen to study the feasibility of a CSP desalination installation of 1,000,000 m3/day capacity to provide water for irrigation purposes.