Altergie

About

Founded in 2009, Altergie is a private headquartered in Boulogne-Billancourt, France specializing in Solar.

Altergie is an independent French solar energy company founded in 2009. The company develops and operates utility-scale photovoltaic installations across France, with a portfolio exceeding 140 MWc in development phase. The company manages renewable power assets including production monitoring, corporate management, and supplier relations. Altergie operates both as a standalone developer and in partnerships with major energy companies such as TotalEnergies. The company is committed to sustainable local development through solar energy solutions and agrivoltaic systems that combine solar production with agriculture on shared land plots. Key projects include ground-mounted solar facilities in Ronchamp, Gevrey-Chambertin, Saint-Germain-Laxis, and Hauconcourt-Argancy-Woippy. The company specializes in project development phases including site identification, engineering studies, regulatory approvals, and securing power purchase agreements.

Projects