Heat networks

Artesia

Artesia Environnement specializes in groundwater consultancy and the design of geothermal open loop systems. It provides aquifer characterization, predictive 3D hydrogeological modeling, and technical advisory services. The company also develops the Krigis software for the management of groundwater pollution data.

Rue du Bois Saint-Jean 15, 4031 Seraing, Belgique

Last updated: 06/03/2026

Callens

Callens is an industrial group with family governance, recognized for its expertise in the design and implementation of high technological value thermal and aeraulic solutions. Our ambition is to contribute to a more efficient, safer and more sustainable industry.

Last updated: 13/03/2026

CoopERLIC

CoopERLiC (Coopérative Énergétique Liégeoise Citoyenne) is a social economy cooperative whose objective is to support collective action for the climate in order to enable the people of Liège to become concrete actors in the Energy Transition. It will also participate in the short energy supply chain.

Rue de l'Académie 53, 4000 Liège, Belgique

Last updated: 06/03/2026

Coriance Belgium

We build, develop and operate local urban heat networks powered by sustainable energy.

Last updated: 23/04/2025

Decubel

Decubel is a company specialized in earthworks, water management, drainage and utility infrastructure. It provides technical solutions for site preparation, installation of water networks and sustainable infrastructure projects, serving public authorities, industrial clients and development projects.

Rue de l'Adoption 61, 5660 Couvin, Belgique

Last updated: 06/03/2026