Renewable energy

FCH JU

The Fuel Cells and Hydrogen Joint Undertaking (FCH JU) is a public private partnership supporting research, technological development and demonstration activities in fuel cell and hydrogen energy technologies in Europe.

Av. de la Toison d'Or 56/60, 1060 Bruxelles, Belgique

Last updated: 23/04/2025

FinEnergy

FinEnergy is active in brokerage of green certificates (Walloon and Brussels) as well as third investment in photovoltaïc production units.

Rue des Roquettes 8, 7180 Seneffe, Belgique

Last updated: 04/03/2026

Flexcity

Flexcity brings intelligence into the energy system to drive the energy transition.

Zoerselhof, Zoerselhofdreef 40, 2980 Zoersel, Belgique

Last updated: 23/04/2025

Fluxys

Gestionnaire indépendant de l’infrastructure de transport de gaz naturel en Belgique.

Av. des Arts 31, 1040 Bruxelles, Belgique

Last updated: 10/12/2025

Forest and Nature Management Unit - ULiège

Study of forestry and environmental management, forest and geomatics planning, development of forest resources and forest industry in tropical and subtropical regions.

Passage des Déportés 2, 5030 Gembloux, Belgique

Last updated: 23/04/2025

Foronex

Foronex is dominant in the market of wood biomass. We offer our clients value by providing a full service from buying, producing and transport biomass towards our end customers.

Ooigemstraat 11, 8710 Wielsbeke, Belgique

Last updated: 24/04/2025

FRW

La FRW est un établissement privé d'utilité publique qui oeuvre à la reconnaissance et à l'application d'une politique de développement global et intégré adapté au milieu rural.

Rue Camille Hubert 5, 5032 Isnes, Belgique

Last updated: 24/04/2025

GCW

GreenCityWallonie is a cooperative citizen company that carries out public and private projects combining 3 sustainable objectives: - increasing the share of renewable energy and lowering your electricity bills - increase ibiodiversity - societal impacts locally (child welfare).

Rue Samuel Manet 3, 7070 Soignies, Belgique

Last updated: 23/04/2025

GDTech

GDTech is an engineering and consultancy firm offering design and numerical simulation services for industrial projects. The company specialises in 2D and 3D CAD, multiphysics calculations and simulations, digital twins, high-performance computing (HPC), project engineering (EPCM) and certification, utilising simulation software solutions.

Av. de l'Expansion 7, 4432 Ans, Belgique

Last updated: 19/03/2026

GE4S

GE4S imports, distributes, designs, and installs renewable energy production systems, mainly photovoltaic. GE4S also offers servicing and maintenance services.

Rue Prte Basse 3, 6900 Marche-en-Famenne, Belgique

Last updated: 12/12/2025

Gemelio

Digital software company developing the tools to accelerate the decarbonization of heat.

Rue Bissé 17, 1070 Anderlecht, Belgique

Last updated: 25/06/2025

Gemini

GEMINI est une nouvelle génération de mini-éolienne qui s'installe sur le coin des bâtiments.

Prom. de l'Alma 50, 1200 Woluwe-Saint-Lambert, Belgique

Last updated: 23/04/2025

General Electric Grid Solutions

General Electric Grid Solutions is a global leader in rail infrastructure, production and transmission of electricity.

Rue des Ormes 109, 4800 Verviers, Belgique

Last updated: 24/04/2025

Geolys

Geolys is an energy and environmental consulting firm present in all 3 regions and working in the following fields: soils, water and geothermal energy.

Quai Sadoine 9, 4100 Seraing, Belgique

Last updated: 03/02/2026

Graux

For engineering companies, Graux build machines following customers’ drawings. Graux acts as “customer’s workshop” with a total transparency and very open communication in order to constantly improve methods of fabrication.

Zone Industrielle Plantis des Aisements 3, 6590 Momignies, Belgique

Last updated: 23/04/2025

Green

Green is the ideal partner for the design, implementation and financing of your photovoltaic installation project, regardless of its size and power.

Av. Lavoisier 25, 1300 Wavre, Belgique

Last updated: 23/04/2025

Green label

Green Label is an analysis and consultancy company specialising in energy studies and building monitoring. The company uses thermography and infiltrometry to detect moisture problems, water leaks and infiltration. It also offers PEB certification and water vapour diffusion studies.

Rue de Henne 8, 4053 Chaudfontaine, Belgique

Last updated: 26/02/2026

Green-Invest

Green-Invest is a third-party investor or co-investor in photovoltaic installations, particularly in Belgium and Italy.

Chau. de Bruxelles 117, 1310 La Hulpe, Belgique

Last updated: 24/04/2025

Greenelec Europe

Project management, synergy in the realization of business plan, for teaching aspects concerning participation of local population, in the organization of community financing and in profit optimization for the local population.

Rue du Beynert 64, 6717 Attert, Belgique

Last updated: 24/04/2025

GreenMAT

The GREENMAT laboratory is specialized in the development and characterization of inorganic materials with controlled microstructures (mainly metal oxides) in the form of powders or films for applications related to energy, the environment, health, and protective coatings.

All. du Six Aout 17, 4000 Liège, Belgique

Last updated: 04/08/2025

GreenPlug Engineering

GreenPlug Engineering is an international consulting and engineering company specialized in wind energy, hydropower, solar energy and storage.

Av. de la Couronne 236B, 1050 Ixelles, Belgique

Last updated: 23/04/2025

GreenWin

GreenWin is an innovation cluster for environmentally friendly technologies, one of the six competitive clusters set forth by the Wallonia Government. It is dedicated to the green economy and sustainable development.

Rue Auguste Piccard 20, 6041 Charleroi, Belgique

Last updated: 18/03/2026

Grimonprez Transmission Gears

Grimonprez is specialized in manufacturing all types of gears (straight gears, internal gears, spiral bevel gears, helical gears, ... ) and manufacturing of tranmission components. We manufacture all gear in-house, thanks to our machines of high technologie and an experienced and competent staff.

Rue Theodor Klüber 7, 7711 Mouscron, Belgique

Last updated: 13/11/2025

Groupe Comet - Traitements

The Group's Comet Traitements department specialises in the treatment and recycling of metal waste shredding residues: end-of-life vehicles (ELV), waste electrical and electronic equipment (WEEE), scrap metal, etc. Comet processes 77% ferrous metals, as well as non-ferrous metals (copper, aluminium, etc.), minerals (glass, etc.) and, since 2012, plastics.

Rivage de Boubier 25, 6200 Châtelet, Belgique

Last updated: 17/12/2025

Groupe Dufour

Heavy loads cranes ; Exceptional Transport and Wide Load Transport Services ; Wind turbine assembly and maintenance; Boom lift up to 90 m ; civil engineering work - road plan and foundation work ; Concrete delivery; Fuel delivery; Container renting.

Rue de la Terre A Briques 18, 7522 Tournai, Belgique

Last updated: 02/10/2025