About
Founded in 1972, Nestorwatt is a private headquartered in Vannes, France specializing in Solar.
Nestorwatt, a subsidiary of Trecobat Groupe (established 1972), specializes in the design and installation of solar photovoltaic systems for residential and commercial clients across northwestern France. The company provides end-to-end solutions including free feasibility studies completed within 48 hours, personalized installation services, and assistance with government subsidies and EDF grid connection. Their certified RGE QualiPV installers handle projects ranging from residential rooftop systems to large-scale installations (36-500 kWc) for businesses and municipalities. Nestorwatt also offers battery storage systems (Huawei Luna 2000, Enphase 5P) and EV charging integration. All installations come with 25-year equipment warranties. The company manages administrative procedures and helps clients access state financial incentives for solar adoption and self-consumption programs.
Headquarters
Vannes, France
Founded
1972
Company Type
Private
Business Models
Value Chain
Service Regions
Morbihan, Brittany, Loire-Atlantique, Côtes-d'Armor, Grand Ouest France
Products
Solar Photovoltaic Panels
Solar Battery Storage
EV Charging Integration
Solar Carports
Solar Canopies
Certifications & Awards
Certifications
QUALIPV RGE