Heliosolis
Onzain, Loir-et-Cher, France
About
Heliosolis is a private headquartered in Onzain, France with approximately 10-50 employees specializing in Solar, Biomass, Energy Storage.
Heliosolis is a renewable energy company based in Onzain near Blois, France, specializing in residential energy solutions. The company provides installation and maintenance of photovoltaic solar panels, solar thermal systems (combined heating and domestic hot water), wood and pellet heating systems (stoves and boilers), pool heating systems, interior thermal insulation, and pellet delivery services. Certified by RGE (Reconnu Garant de l'Environnement) in three domains—QualiBois, QualiSol, and QualiPV—the company serves private clients seeking energy transition and renovation in four departments. Equipment partners are exclusively European manufacturers known for quality and durability, including GASOKOL (Austria), SOLISART (France), RIKA, HAAS & SOHN, HARMAN (Austria), HERZ (Austria), and HAPERO (Austria). The company emphasizes personalized local support, energy savings, thermal comfort improvement, and sustainable environmental practices.
Headquarters
Onzain, France
Employees
10-50
Company Type
Private
Business Models
Value Chain
Service Regions
Loir-et-Cher (41), Loiret (45), Indre-et-Loire (37), Loire-Atlantique (44)
Products
Photovoltaic Solar Panels
Solar Thermal Systems
Pellet Heating Systems
Wood Heating Systems
Wood Pellets (GRAIN de FEU)
Pool Heating Systems
Interior Thermal Insulation
Water Treatment (Softeners & Osmosis)
Certifications & Awards
Certifications
RGE QualiSol
RGE QualiPV
RGE QualiBois
PEFC