Cluster TWEED

EDORA

Federation of renewable and alternative energy.

Rue Royale 35, 1000 Bruxelles, Belgique

Last updated: 23/04/2025

Ether Energy

Ether Energy is a fast-growing Belgian company specialized in the development of large-scale eco-responsible photovoltaic and agrivoltaic solutions in Belgium, Luxembourg and France

Avenue Louise 231, 1050 Bruxelles, Belgique

Last updated: 14/01/2024

Exergia

Exergia is a consulting, engineering and project management company dedicated to accelerating the energy transition and industrial decarbonization. We support companies in improving their energy efficiency, reducing their CO2 emissions and adopting sustainable solutions to climate challenges.

Chemin du Cyclotron 6, 1348 Ottignies-Louvain-la-Neuve, Belgique

Last updated: 08/01/2026

EXTRAQT

EXTRAQT is the expert in sustainable heating with aquathermal energy, a heat pump technology that uses surface water as a source.

Brusselsestraat 190, 3000 Leuven, Belgique

Last updated: 06/03/2026

Flexide Energy

Flexide Energy helps the industry to take advantage of the new market, digital and technical opportunities arising along the energy transition.

Rue Pierre Thomas 4, 6600 Bastogne, Belgique

Last updated: 23/05/2025

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

Follow and Optimize

Fando is a start-up specializing in energy optimization for business. The offer also includes the installation of multi-energy meters and the reporting of consumption via an energy management software.

Rue de Chantraine 5, 5370 Havelange, Belgique

Last updated: 28/06/2024

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

Gear Systems

GEAR is focused on making automation native to multiple business scenarios by developing a common & open automation language for it. We will bring our contribution to the industry when it comes down to the way of performing a task.

Last updated: 01/10/2025

Gemelio

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

Rue Bissé 17, 1070 Anderlecht, Belgique

Last updated: 25/06/2025

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

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

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

H2WIN

H2WIN develops enzymatic and biomimetic (imitating the nature) solutions for the production and use of hydrogen.

Rue du Gendarme 4, 1400 Monstreux, Belgique

Last updated: 12/01/2026

Haulogy

Haulogy offers energy management software, including electronic billing, meter management, energy sharing, flexibility, assets and regulations. Its consulting services and AI solutions (scoping, strategy, data management) optimise the processes of network operators and suppliers, supporting the energy transition.

Rue des Archers 58, 7090 Braine-le-Comte, Belgique

Last updated: 25/02/2026

Helios Group

Helios Group is specialized in renewable energy and energy transition, and is particularly active in the development of photovoltaic projects or energy communities in Wallonia.

Rue de l'Ourgnette 27, 5377 Somme-Leuze, Belgique

Last updated: 20/09/2025

HesbEnergie

HesbEnergie is a cooperative citizen renewable energy company active in Hesbaye, which develops, finances and operates local green energy projects.

Rue du Chemin de Fer 4, 1350 Orp-Jauche, Belgique

Last updated: 06/02/2026

Hydrogaz

Arrangement of ducts and cables for equipment: gas, water, fire-fighting system, district heating, electricity, telecommunications.

Rue de l'Informatique 3, 4460 Grâce-Hollogne, Belgique

Last updated: 23/04/2025

ICEDD

ICEDD is an independent office of studies and consultancy that supports companies and public authorities in their transition to a more sustainable world.

Boulevard Frère Orban 4, 5000 Namur, Belgique

Last updated: 23/04/2025

Index+

INDEX+ offers a complete solution for building and renewable energy system managers, from the selection and supply of metering equipment to a digital platform providing real-time access to data for statistics, reporting and interactive equipment management.

Rue Colonel Bourg 127, 1140 Evere, Belgique

Last updated: 19/01/2026

Industeel Belgium

Industeel, part of the ArcelorMittal group, is a European steel company (Belgium and France) which mainly supplies special steel products for a wide range of applications throughout the world.

Last updated: 10/01/2025

Infratech

Distributor of products for infrastructure networks of water, gas, electricity and telecommunications.

Les Plénesses 7, 4890 Thimister-Clermont, Belgique

Last updated: 24/04/2025

Research Institute for Energy - UMons

The UMONS Research Institute for Energy originates from the Energy Research Centre of the Faculty of Engineering, which was established in 2005. It now organises research activities in the field of energy at UMONS.

Boulevard Dolez 31, 7000 Mons, Belgique

Last updated: 23/04/2025

TFL

The expertise of the TFL research department covers modelling, numerical and experimental studies in the fields of energy systems and fluid mechanics. TFL studies physical phenomena, develops models and designs solutions for sustainable development in the fields of energy and transport.

Pl. du Levant 2, 1348 Ottignies-Louvain-la-Neuve, Belgique

Last updated: 23/04/2025