TOWARDS ENERGY
AUTONOMY FOR HOMES
OUR VISION
An eco- responsible self-consumption energy solution, for individual homes and small collective housing.
A local self-produced hydrogen sharing ecosystem.
An easy-to-use system, at a reasonable cost.

OUR OBJECTIVES
High electric and thermic autonomy (>80%), all year long.
Optimized use of renewable energies.
Significant decrease of the energy invoice.
Hydrogen mobility supply.
Decrease in carbon footprint.
Support to the local economy through sharing.
Flexible solution for new-build and renovation.


OUR CONCEPT
Discover through this video, the functioning of H2Gremm.


OUR COMMITMENTS
French and European technologies and suppliers.
A reduced use of strategic and rare metals.
An all-in-one system, optimized for each habitation.
Advanced and easy to use technologies.
Simplified maintenance.
A RE2020 compliant system.
PARTNERSHIP AND COLLABORATION
Our partners, local and national, are following us through our development process.










OUR PROGRESS
Through this blog, we will share company news. Follow our progress through our blog.
FEDER FINANCING BRITTANY REGION
H2Gremm received a European funding through the Brittany region for the deployment of a series of demonstrators.
THE HYDROGEN MOBILITY – PRAGMA
From day one, our system is designed to incorporate electric mobility management, which is more and more associated with the house.