Studies and Design

EQUANS

Equans provides digital solutions for buildings, infrastructure and industry. The company operates in areas including automation, data management, industrial cybersecurity and the optimisation of operational and energy processes.

Last updated: 28/07/2026

ETI Bureau d'études et d'expertises

Specialist in various water-related fields: water treatment, drinking and waste water, industrial projects: piping (stainless steel, HDPE, PPH, PVDF, steel, cast iron) and electrical installations, various projects: fish farming, swimming pools, etc., manufacture of valves and fittings, installation of pumps, wells, reservoirs, booster pumps, etc.

Voie Baptiste 4, 4100 Seraing, Belgique

Last updated: 06/08/2024

Ewattch Belgium

Ewattch specialises in the development and manufacture of energy management and electricity consumption monitoring solutions. Ewattch offers sensors, energy meters, remote monitoring devices and energy management software. Its target markets are mainly the industrial, commercial and residential sectors.

Quai Sur - Meuse 19, 4000 Liège, Belgique

Last updated: 23/04/2025

EWTS

Since 2003, EWTS (European Water Tracing Services) has been active in Belgium and internationally in the field of water and the environment, more specifically as an expert in the use of fluorescent tracers in aquatic environments, and in the in-situ monitoring of quantitative and chemical parameters in water.

Rue de la Chapelle 43, 4550 Nandrin, Belgique

Last updated: 14/02/2025

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

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

FREMEN GEO

Design office specializing in geology, geophysics and geotechnics

Rue des Combattants 33, 4130 Esneux, Belgique

Last updated: 26/06/2024

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: 27/08/2026

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

Hydras Water Management

Founded in October 2023, Hydras Water Management is a Belgian company specializing in water management and environmental finance. With 25 years of expertise, it offers comprehensive services including project management, financing, and consortium participation.

Rue du Nouveau Sart 25, 4050 Chaudfontaine, Belgique

Last updated: 12/04/2024

Hydreau

Hydreau is a engineering company, specialised in stormwater management (infiltration testing, structure sizing, recycling), hydrogeology (pumping, water table drawdown, drain modeling, pollution, etc.), geothermal energy and polluted soils. We carry out studies, specifications and work supervision.

Last updated: 26/06/2024

HydroScan

Hydroscan is a leading expert in global, integrated solutions for sustainable and cost-effective water management. Operating across 3 markets: Drinking water, Sewer and Urban flood management. Serving both public and private sectors. These solutions with NRW CockpitTM empower water utilities in effectively managing and enhancing their infrastructures by minimising leaks and optimising operations.

Diestsesteenweg 104, 3010 Leuven, Belgique

Last updated: 27/08/2026

Hydroélectricité d’Ourthe et Sambre

Developer, designer, EPC contractor and hydroelectric power plant operator

Rue Commun Pré 25, 6142 Fontaine-l'Évêque, Belgique

Last updated: 09/07/2026

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: 05/05/2026

IDEA

IDEA is the territorial development agency serving the 27 municipalities of the Cœur du Hainaut region. It carries out public-interest missions in the fields of economic development, energy, water management and spatial planning for municipalities, businesses and citizens.

Rue de Nimy 53, 7000 Mons, Belgique

Last updated: 30/07/2026

in BW

As the operator of the Smart Region dynamic of the Digital Wallonia strategy for the municipalities of Walloon Brabant, inBW's mission is to lead the region, educate elected representatives and raise awareness among municipalities of the digital transition, support projects and simplify access to solutions for an Intelligent Region and to open data.

Rue de la Religion 10, 1400 Nivelles, Belgique

Last updated: 08/09/2026

Ingestic

Ingestic is an IT consulting company specialised in the Energy sector, supporting DSOs, TSOs, producers, suppliers and Atrias in navigating the challenges of the energy transition. We enhance our clients’ performance through expert management of business processes and data. Ingestic combines sector expertise and technological know-how to accelerate operational excellence and innovation.

Rue Duc d'Arenberg 48, 1430 Rebecq, Belgique

Last updated: 30/07/2026

ISSeP

ISSeP carries out scientific and technical activities in the environmental field, and is also recognised as Wallonia's reference laboratory.

Rue du Chéra 200, 4000 Liège, Belgique

Last updated: 27/08/2026

Kgéo SRL

Kgéo specializes in water management (wastewater and rainwater) in urbanization projects, particularly in the calculation and sizing of infiltration basins (and any other infiltration system).

Last updated: 23/04/2024

Kingspan Logstor

Leader within District Heating, offering complete pre-insulated pipe systems with focus on energy efficiency.

Jadelaan 43-47, 2132 XX Hoofddorp, Pays-Bas

Last updated: 15/12/2025

Klareco

Klareco help companies gain clarity and control over their energy management. We offer insightful solutions and expert guidance that enable businesses to take meaningful, sustainable actions, driving both operational efficiency and environmental responsibility.

Avenue des Dominicaines 11, 1950 Kraainem, Belgique

Last updated: 26/02/2026

Lens P.

Multiple studies in relation with stormwater management, rainwater infiltration (swales, wells, road understructure, ...), flood prevention, natural reserve rehabilitation, wastewater treatment and recycling, ...

Last updated: 27/08/2026

Line Corner

Business-oriented energy experts willing to have an impact by helping corporations take the right decisions in order accelerate their sustainable transition.

Last updated: 23/04/2025

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