Company lists · Data refreshed September 2026

Top 25 Renewable energy service providers based in Belgium

Name: Renewable energy service providers based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 336 companies tracked

RevenueBase identified 336 company matches for renewable energy service providers associated with Belgium as of September 2026 and tracks 7,557 professional contacts across them, including 2,555 with verified work emails. Brussels is the largest hub.

This list covers company matches for renewable energy service providers associated with Belgium, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

336Companies

7,557Contacts tracked

2,555Verified emails

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The 25 largest renewable energy service providers based in Belgium

Ranked by team size

Top 25 of 336 company matches for renewable energy service providers based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Equans Belux	Exact match	Brussels, BelgiumHQ recorded Sep 17, 2026	5,001-10,000	5,297 contacts →
	Exact match “What if you could use your talent to contribute to the great challenges of tomorrow?” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Eneco Belgium	Exact match	Mechelen, BelgiumHQ recorded Sep 17, 2026	201-500	250 contacts →
	Exact match “Eneco Belgium is a sustainable energy provider.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Enersol	Exact match	Battice, BelgiumHQ recorded Sep 17, 2026	51-200	101 contacts →
	Exact match “Depuis 2005, notre objectif est d’accompagner nos clients dans la transition énergétique de leurs bâtiments privés ou professionnels.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Opteco	Exact match	Zonhoven, BelgiumHQ recorded Sep 17, 2026	11-50	58 contacts →
	Exact match “Met een ervaring van meer dan installaties heeft het management van Opteco de nodige kennis in huis om uw project te realiseren.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	CES Group	Exact match	Asse, BelgiumHQ recorded Sep 17, 2026	51-200	56 contacts →
	Exact match “CES provides a consulting service in the areas of energy, technical installations and processing.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Energyking	Exact match	Herent, BelgiumHQ recorded Sep 17, 2026	51-200	53 contacts →
	Exact match “EnergyKing werd in 2013 opgericht door twee ingenieurs: Lucas & Wiet.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	MR Solar	Exact match	Zwevegem, BelgiumHQ recorded Sep 17, 2026	51-200	51 contacts →
	Exact match “Efficiency Thanks to our advice focused on a sustainable ecosystem, we offer our customers a tailor-made energy solution, resulting in optimal efficiency in both the near and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Linea Trovata Group	Exact match	Lokeren, BelgiumHQ recorded Sep 17, 2026	51-200	48 contacts →
	Exact match “Zonnepanelen, batterijen, laadinfrastructuur slimme sturingen en warmte- en koeloplossingen?” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Insaver	Exact match	Houthalen, BelgiumHQ recorded Sep 17, 2026	51-200	45 contacts →
	Exact match “At Insaver, we guide you every step of the way toward a low-carbon future.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Dymotec	Exact match	Olen, BelgiumHQ recorded Sep 17, 2026	11-50	44 contacts →
	Exact match “WHEN POWER BECOMES SMART Whether we’re working on guarantee, realisation or optimisation projects, our experts create the best solution for you, from design to realisation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	The Energy Circle	Exact match	Hasselt, BelgiumHQ recorded Sep 17, 2026	201-500	40 contacts →
	Exact match “Van onderhoud & monitoring, elektrische installaties & groene stroom, tot waterbeheer & HVAC-systemen: The Energy Circle heeft alle expertise in huis om grote gebouwen en…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Enerdeal By EDP	Exact match	Zaventem, BelgiumHQ recorded Sep 17, 2026	11-50	33 contacts →
	Exact match “Enerdeal by EDP supports industrial and public players in their energy transition, turning solar energy into a strategic lever for performance, sustainability and independence.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Goessens	Exact match	Hannut, BelgiumHQ recorded Sep 17, 2026	51-200	31 contacts →
	Exact match “Goessens est une société spécialisée dans l'installation de systèmes de chauffage, de ventilation et de climatisation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	AIR Ambiance SA	Exact match	Battice, BelgiumHQ recorded Sep 17, 2026	11-50	28 contacts →
	Exact match “ÉCOLOGIE - ÉCONOMIE - QUALITÉ Air Ambiance a pour mission: de répondre aux besoins de chauffage, de climatisation, de réfrigération et de ventilation en proposant un service…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Futech Bvba	Exact match	Tessenderlo, BelgiumHQ recorded Sep 17, 2026	11-50	26 contacts →
	Exact match “Futech is een zonnepaneleninstallateur op de Belgische residentiële en industriële markt.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Coretec Energy	Exact match	Angleur, BelgiumHQ recorded Sep 17, 2026	11-50	26 contacts →
	Exact match “ACTIVITÉS ET PRODUITS CORETEC, votre partenaire vers une gestion durable et performante de votre énergie, a comme principal objectif de réduire la facture énergétique et donc…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Group VHC	Exact match	Overijse, BelgiumHQ recorded Sep 17, 2026	51-200	24 contacts →
	Exact match “Group VHC zorgt al meer dan 25 jaar voor slimme oplossingen in verwarming, koeling, ventilatie en zonne energie.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	ESE	Exact match	Veurne, BelgiumHQ recorded Sep 17, 2026	51-200	24 contacts →
	Exact match “Op maat van elke individuele klant werkt ESE de technisch optimale en meest economische oplossing uit voor hun specifieke energie problemen en dit steeds vanuit een ecologisch…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Ecopuur	Exact match	9850, BelgiumHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Aatechnics NV	Exact match	Ghent, BelgiumHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “Bij AAtechnics begrijpen we dat overstappen naar een CO2- neutraal bedrijfsmodel meer is dan alleen een milieuvriendelijke keuze - het is een strategische zet voor de toekomst.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	ENSYS	Exact match	Kapellen, BelgiumHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “As specialists in the field of renewable energy and energy efficiency, we offer unique proposals to both individuals and businesses.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Polarsun	Exact match	Barchon, BelgiumHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “Chez Polarsun, nous concevons, installons et assurons le suivi de solutions énergétiques durables pour les particuliers, les entreprises et les collectivités.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	EGS Group	Exact match	Maasmechelen, BelgiumHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “has been active in realizing sustainable projects in Belgium and our neighboring countries since 2012.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Go-Solar By D'ieteren	Exact match	Waasmunster, BelgiumHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “Bij Go-Solar by D'Ieteren gaan wij verder dan alleen de installatie van zonnepanelen.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Verisol	Exact match	Lummen, BelgiumHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Verisol is an expert in the installation of cleantech products including photovoltaic solar installations, solar thermal systems, heat pumps, airconditioning systems, isolation en…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “renewable energy service providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 336 renewable energy service providers based in Belgium

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Renewable energy service providers based in Belgium at a glance

As of Sep 17, 2026

33.8%Verified-email coverage

22.5Average contacts per company

1-10Median size (employees)

1.8%Largest-city concentration · Brussels

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

205

11-50

101

51-200

201-500

5,001-10,000

Email recency for this list is measured worldwide rather than for Belgium, so it is reported there. Company counts and contact totals on this page are exact for Belgium, over 336 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Belgium whose business descriptions match “renewable energy service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 2,555 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “renewable energy service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy service providers are there based in Belgium?

RevenueBase identified 336 company matches for renewable energy service providers associated with Belgium as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Equans Belux tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most renewable energy service providers?

Brussels leads with 6 company records, followed by Maasmechelen (5) and Zaventem (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,555 professional contacts with verified work emails tracked across these 336 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.