Best Energy Companies in Belgium
The 340 best Energy companies in Belgium in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: ORES.
Belgium's Energy sector doesn't lack for ambition: 340 companies tracked, $1.7B in total disclosed funding, and not a single unicorn yet. That last fact is the interesting one. Ores leads the field with $681M raised, Fluvius follows at $244M, and TES sits at $215M — three companies alone accounting for well over half the sector's capital pool. So where's the breakout? The funding is concentrated, the infrastructure players are dominant, and the gap between the top tier and the rest (Lifepowr at $7M, Hydrobox at $16M) is stark. Investors like SRIW and the EIC Fund are clearly betting on grid-scale operators rather than early-stage disruptors, at least for now.
The broader market context adds weight to that bet. A grid edge study on country readiness puts the global energy management market at roughly $61.7B, with distributed energy resources and flexible loads driving demand. Digital adoption is accelerating too — median install growth across energy apps is running at about +28% YoY, with solar PV and EV battery technology among the hottest coverage themes. I'd watch the EV energy management angle closely; it's exactly where Belgium's mid-tier companies could find room to scale. If you're mapping the competitive field here, the funding concentration tells you something real about where institutional capital sees the defensible positions.
Our analysis of 441 Energy companies
$135.1b in tracked funding; 76% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy companies in Belgium
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ORES Provider of Catholic parish services and religious resources | $681M | 80 mo ago | Funding Raised | 1 | 2013 | Apple iCloud MailMicrosoft 365Node.js+20 | — | 1 partnership |
| 2 | Electrawinds Renewable energy developer | $253M | 101 mo ago | Public | 1 | 1998 | — | — | — |
| 3 | Fluvius Manufacturer of multiple electrical equipment | $244M | 63 mo ago | Funding Raised | 4,705 4,705 → 3,774 (-20%) | 2009 | SentryApple iCloud MailNode.js+20 | — | — |
| 4 | TES Developer of solar and wind energy projects | $215M | 26 mo ago | Series C | 105 | 2019 | SanityApple iCloud MailMicrosoft 365+14 | — | 2 job openings |
| 5 | Ecostal Provider of solar energy services and products | $111M | 21 mo ago | Series D | 13 | 2008 | Cart FunctionalityWindows ServerBootstrap+16 | — | 2 launchs |
| 6 | Lampiris Provider of electricity and natural gas, offering fixed and variable-price contracts | $54M | 89 mo ago | Acquired | 593 | 2003 | SentrySalesforceReact+11 | — | — |
| 7 | 4Energy Invest Provider of sustainable biomass processing solutions | $45M | 197 mo ago | Public | 1 | 2005 | — | — | — |
| 8 | Ikaros Solar O&M and EPC service provider | $21M | 182 mo ago | Acquired | 1 | 2006 | — | — | — |
| 9 | Hydrobox Provider of small-scale hydropower solutions for affordable and sustainable power | $16M | 17 mo ago | Funding Raised | 20 | 2018 | WordPressMySQLPHP+19 | — | — |
| 10 | Verdesis Provider of food products, catering supplies, and retail butchery services | $14M | 172 mo ago | Acquired | 7 | 2002 | — | 4 patents Containerized activated‑carbon gas purification systems with knife‑gate valve control | — |
| 11 | Evie Instant search for Android devices | $11M | 120 mo ago | Series A | 38 | 2014 | — | — | — |
| 12 | Sitemark Provider of a platform for managing solar projects across lifecycles | $9M | 64 mo ago | Series A | 28 28 → 56 (+100%) | 2016 | WebflowApple iCloud MailMicrosoft 365+19 | — | — |
| 13 | Lifepowr Manufacturer of batteries | $7M | 7 mo ago | Series A | 4 | 2015 | WebflowAmazon Web ServicesSwiper+20 | — | — |
| 14 | EpiGaN Manufacturer of engineered semiconductor substrates | $6M | 101 mo ago | Acquired | 13 | 2010 | — | 47 patents III‑V and SiC-on‑Si heterointegration for high‑electron‑mobility and power RF devices | — |
| 15 | Elia Group Provides a robust electricity grid | $4M | 82 mo ago | Public | 2,750 | 2001 | JavaBootstrapEmotion+21 | — | 1 expansion |
| 16 | Think E Energy expert providing solutions for energy transition and management | $2M | 53 mo ago | Funding Raised | — | 2010 | — | 2 patents Advanced 3D spatial mapping systems for indoor environment reconstruction | — |
| 17 | i.LECO NV Home - ILECO.ENERGY | $2M | 65 mo ago | Funding Raised | 28 | 2019 | — | — | — |
| 18 | Octave Manufacturer of battery energy storage systems | $2M | 50 mo ago | Seed | 2 | 2020 | WagtailPythonDjango+10 | 7 patents Battery module mounting hardware and power‑setpoint control for stationary energy storage systems | 1 award |
| 19 | Solenco Power Provider of hydrogen energy storage systems for residential, commercial, and industrial installations… | $2M | 50 mo ago | Funding Raised | 7 | 2015 | — | — | — |
| 20 | Ocean Energy Europe Developer of ocean energy projects | $2M | 65 mo ago | Funding Raised | — | 2013 | WordPressMySQLPHP+19 | — | — |
| 21 | Hydrogen Europe Association promoting hydrogen as an enabler of a zero-emission society | $2M | 36 mo ago | Funding Raised | 59 | 2007 | WordPressApple iCloud MailMicrosoft 365+24 | — | — |
| 22 | Parkwind Provider of design, construction, and development for utility-scale offshore wind energy farms | $2M | 77 mo ago | Acquired | 120 120 → 95 (-21%) | 2012 | Craft CMSPHPYii+16 | 17 patents Wind turbine operation platforms and fleet power output stability optimization systems | — |
| 23 | EEBUS Initiative e.V. Developer of a standardized communication interface for energy management devices | $2M | 80 mo ago | Funding Raised | — | 2012 | WordPressMySQLPHP+16 | — | 1 partnership |
| 24 | NON.energy Provider of non energy benefits and solutions for sustainable projects in the construction industry | $1M | 25 mo ago | Seed | — | 2022 | — | — | 1 partnership |
| 25 | EMIRI Provider of energy research and training services for materials industrial | $1M | 69 mo ago | Funding Raised | — | 2012 | — | — | — |
| 26 | ELIA GRID INTERNATIONAL Provider of power system consultancy services | $961K | 56 mo ago | Funding Raised | — | 2014 | WordPressApple iCloud MailMySQL+31 | — | 1 job opening |
| 27 | ATMOsphere Home - ATMOsphere | $816K | 84 mo ago | Funding Raised | 6 | 2000 | WordPressMySQLPHP+32 | — | 1 launch |
| 28 | EQUANS BeLux Developer of nuclear energy projects | $714K | 29 mo ago | Funding Raised | 247 | 2021 | DrupalAlgoliaPHP+24 | — | 2 job openings |
| 29 | Green Invest Developer of renewable energy production and energy efficiency installations | $654K | — | Seed | 3 | 2006 | — | 7 patents Blow‑molding and injection‑molding processes for plastic bottles with standing foot. | — |
| 30 | Flux50 Facilitator of smart energy industry collaboration and innovation | $531K | 45 mo ago | Funding Raised | — | 2017 | — | — | — |
| 31 | Cet-Power Provider of power conversion systems and monitoring solutions. | $529K | 113 mo ago | Funding Raised | 214 | 2010 | Windows ServerMicrosoft ASP.NETIIS+1 | — | 1 job opening · 1 partnership |
| 32 | Verbruggen.be Developer of wind energy projects | $519K | 114 mo ago | Acquired | 40 | 2000 | — | — | — |
| 33 | DuCoop Provider of sustainable energy and environmental services to residential communities. | $487K | 67 mo ago | Funding Raised | 2 | 2014 | — | — | — |
| 34 | C-Power Developer of wind energy projects | $466K | 30 mo ago | Funding Raised | 21 21 → 31 (+48%) | 2000 | PimcorePHPNginx+8 | 13 patents Powered standing-assist wheelchairs with vertical lift mechanisms for mobility-impaired users | — |
| 35 | Chemstream Manufacturer of specialty chemicals and provider of related laboratory services | $427K | 122 mo ago | Funding Raised | 160 160 → 103 (-36%) | 2012 | WordPressApple iCloud MailMicrosoft 365+27 | — | 1 launch |
| 36 | ESTIF | $351K | 85 mo ago | Funding Raised | — | 2002 | — | — | — |
| 37 | Ehi Association Association representing efficient heating system manufacturers | $309K | 33 mo ago | Funding Raised | — | 2002 | — | — | — |
| 38 | T&D Europe Association for European electricity transmission and distribution technology providers and members | $225K | 50 mo ago | Funding Raised | — | 2008 | — | — | — |
| 39 | Mr. Energie Provides solutions for active management of energy bills | $218K | 123 mo ago | Funding Raised | — | 2014 | OdooPostgreSQLFirebase+14 | — | — |
| 40 | cast4all technologies Provider of energy monitoring platform for solar and related energy systems | $163K | 56 mo ago | Funding Raised | — | 2001 | — | 3 patents Data transmission systems for network operation center communications and management | — |
| 41 | Anatis Provider of agricultural waste treatment & biogas producing services | $138K | 148 mo ago | Funding Raised | 4 | 2012 | — | 3 patents Design and construction of anaerobic digestion bioreactors for bio‑methane production. | — |
Top 12 Energy companies in Belgium
#1
Series A · Antwerp, Flanders · founded 2015 · 4 employees$6.6Mraised▾
Manufacturer of batteries
- Nov 2025Series A$6.6M
#2
Series D · Cerexhe-heuseux, Wallonia · founded 2008 · 13 employees$111Mraised▾
Wholesaler of green energy solutions intended for photovoltaic installations. The company offers services such as solar modules, mounting systems, personalized and efficient commercial service, flat roof solutions, technical and logistic services, technical assistance provided by professionals after-sales service and more.
#3
Funding Raised · Brussels, Brussels · founded 2018 · 20 employees$16Mraised▾
Provider of small-scale hydropower solutions for affordable and sustainable power. The company offers complete solutions, from product manufacturing to project development and operation. It combines technology with a business model to ensure maximum impact. The company also offers customized services and local partnerships.
- Dec 2024Conventional Debt$9M
- Jan 2024Conventional Debt$7M
#4
Series C · Zaventem, Flanders · founded 2019 · 105 employees$215.4Mraised▾
Developer of solar and wind energy projects
- Apr 2024Series C$149M
- Jul 2022Series C$66.4M
#5
Funding Raised · Louvain la Neuve, Wallonia · founded 2013 · 1 employees$680.8Mraised▾
Provider of Catholic parish services and religious resources. It offers sacramental services including baptism, communion, confirmation, and marriage. The parish also provides religious education, pastoral care, and community outreach programs. Additional resources include daily and weekly Mass schedules, prayer materials, and spiritual reflections. The organization maintains a website and digital presence to disseminate information and facilitate community engagement.
- Oct 2019Grant (prize money)$592.5K
- Mar 2018Conventional Debt$680.2M
#6
Funding Raised · Brussels, Brussels · founded 2009 · 4705 employees$244.4Mraised▾
Manufacturer of multiple electrical equipment
- Feb 2021Conventional Debt$243.9M
- May 2019Grant (prize money)$136K
- May 2017Grant (prize money)$228.3K
- Jan 2017Grant (prize money)$222K
#7
Public · Ostend, Flanders · founded 1998 · 1 employees$253Mraised▾
Renewable energy developer
#8
Seed · Antwerp, Flanders · founded 2022$1.3Mraised▾
Provider of solutions for non-energy benefits, focusing on high-end sustainable projects without the burden of high costs for clients. The company aims to assist in mitigating non-CO2 greenhouse gas emissions through various economic analysis options across different sectors.
- May 2024Seed$1.3M
#9
Acquired · Liege, Wallonia · founded 2003 · 593 employees$53.8Mraised▾
Provider of electricity and natural gas, offering fixed and variable-price contracts. It supplies electricity from renewable sources and provides customer support services. The company offers a mobile application for energy management and personalized energy-saving advice. Additional services include home heating solutions, electric vehicle charging options, and photovoltaic installation. Contract switching is facilitated with streamlined administrative processes.
- Jan 2019Grant (prize money)$402.6K
- Jul 2016Grant (prize money)—
- Jun 2013Series A$53.4M
#10
Funding Raised · Brussels, Brussels · founded 2007 · 59 employees$2Mraised▾
Association promoting hydrogen as an enabler of a zero-emission society. It represents the interests of the hydrogen industry and its stakeholders. The association facilitates collaboration among diverse industry players and relevant organizations. It promotes policies and initiatives that strengthen the development of hydrogen technologies. The association serves as a united voice for the European hydrogen industry.
- Jun 2023Grant (prize money)$54.9K
- Feb 2020Grant (prize money)$284.4K
- Sep 2018Grant (prize money)$174.3K
- Jan 2018Grant (prize money)$1.5M
#11
Public · Brussels, Brussels · founded 2005 · 1 employees$45.3Mraised▾
Provider of sustainable biomass processing solutions. This company transforms wood-based waste into useful applications and raw materials through sustainable and continuous processing methods. The focus is on maximizing the reduction of the impact of residual and waste streams on society. Processes involve the improvement and growth of materials, leading to a transformation into valuable resources.
- Dec 2009Venture Debt$7.2M
- Dec 2009Conventional Debt$38.1M
#12
Series A · Leuven, Flemish Region · founded 2016 · 28 employees$8.8Mraised▾
Provider of a platform for managing solar projects across lifecycles. The platform offers tools for site assessment, progress tracking, quality control, and asset management. It facilitates thermography, work management, and commissioning. The platform integrates drones, robotics, artificial intelligence, analytics, forms, and ticketing. It supports stakeholders, including asset owners, EPC contractors, and O&M teams.
- Jan 2021Grant (prize money)$60.7K
- May 2020Grant (prize money)$904.1K
- Sep 2019Series A$5.5M
- Sep 2018Grant (prize money)$2.1M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Grid Energy Storage is moving in Belgium
A read on the academic research around Grid Energy Storage — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 231 Belgium-affiliated papers.
- KU Leuven43
- Vrije Universiteit Brussel23
- UCLouvain22
- Ghent University21
- Flanders Make18
- Battery (electricity)2→19
- Cathode1→9
- Anode1→8
- Supercapacitor2→9
- Electrochemistry1→8
- Renewable energy1→23
- Battery (electricity)4→22
- Electricity1→9
- Supercapacitor1→8
- Flexibility (engineering)1→8
- Battery (electricity)1→7
- Nanotechnology1→6
Where energy storage is researched across Belgium
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.