Company lists · Data refreshed September 2026

Top 25 Renewable energy IT service providers based in Belgium

Name: Renewable energy IT 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 496 companies tracked

RevenueBase identified 496 company matches for renewable energy IT service providers associated with Belgium as of September 2026 and tracks 7,091 professional contacts across them, including 3,263 with verified work emails. Brussels is the largest hub.

This list covers company matches for renewable energy IT 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

496Companies

7,091Contacts tracked

3,263Verified emails

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The 25 largest renewable energy IT service providers based in Belgium

Ranked by team size

Top 25 of 496 company matches for renewable energy IT 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	Delaware Belux	Exact match	Kortrijk, BelgiumHQ recorded Sep 17, 2026	1,001-5,000	1,713 contacts →
	Exact match “WHAT do we do?” 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	3e	Exact match	Brussels, BelgiumHQ recorded Sep 17, 2026	51-200	247 contacts →
	Exact match “3E is a leading technology and SaaS company providing digital solutions and expert services that maximise the performance of renewable energy assets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Amista	Exact match	Mechelen, BelgiumHQ recorded Sep 17, 2026	201-500	202 contacts →
	Exact match “At Amista, we’re your no-nonsense business and technology partner.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Aberdeen Services	Exact match	Brussels, BelgiumHQ recorded Sep 17, 2026	51-200	192 contacts →
	Exact match “ABERDEEN Services is a consulting firm founded in 2012 by Alec BERNARD and Mathieu VERGER.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Wavenet Belgium	Exact match	Leuze-en-hainaut, BelgiumHQ recorded Sep 17, 2026	201-500	189 contacts →
	Exact match “Wavenet is a growing ICT company providing cutting-edge IT services and solutions based on the latest technologies.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Ausy Belgium	Exact match	Wilsele, BelgiumHQ recorded Sep 17, 2026	1,001-5,000	160 contacts →
	Exact match “At Ausy, we’ve been providing technological solutions for over 30 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Haulogy	Exact match	Baulers, BelgiumHQ recorded Sep 17, 2026	51-200	138 contacts →
	Exact match “Dans le contexte de la transition énergétique, Haulogy contribue avec succès aux objectifs de transformation des activités de ses clients dans le secteur de l’énergie et des…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	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
10	Contraste Europe	Exact match	Brussels, BelgiumHQ recorded Sep 17, 2026	201-500	90 contacts →
	Exact match “For the last 30 years, Contraste Europe has been successfully building strong relations with its clients.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	CRM Group	Exact match	Desselgem, BelgiumHQ recorded Sep 17, 2026	51-200	85 contacts →
	Exact match “We deliver digital peace of mind.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Aspiravi	Exact match	Kortrijk, BelgiumHQ recorded Sep 17, 2026	51-200	80 contacts →
	Exact match “Since 2002, Aspiravi has been pioneering the energy transition Backed by 88 Belgian cities and municipalities, together with VEH, we combine strong local roots with the scale and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	We Fix-It	Exact match	Hasselt, BelgiumHQ recorded Sep 17, 2026	51-200	67 contacts →
	Exact match “WE FIX-IT, established in 2010, is a consulting company specializing in IT and Technical Services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	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
15	YUSO	Exact match	Waregem, BelgiumHQ recorded Sep 17, 2026	11-50	55 contacts →
	Exact match “Yuso is an energy supplier with a strong affinity for Renewable Energy Sources (RES).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	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
17	Izen Energy Systems NV	Exact match	Lille, BelgiumHQ recorded Sep 17, 2026	51-200	52 contacts →
	Exact match “Achieving the energy transition!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Broptimize Energy	Exact match	Remicourt, BelgiumHQ recorded Sep 17, 2026	51-200	51 contacts →
	Exact match “Fondée en 2016 par deux frères, Sébastien et Michael Menu et issue de l'Université de Liège, Broptimize est aujourd'hui la référence en matière d'accompagnement dans la transition…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	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
20	Experis Belgium	Exact match	Brussel/bruxelles, BelgiumHQ recorded Sep 17, 2026	n/a	50 contacts →
	Exact match “Experis® is a global leader in technology services, helping organizations shorten the distance between innovation and business impact in a digital world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Jeco Energies	Exact match	Herentals, BelgiumHQ recorded Sep 17, 2026	201-500	49 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
22	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
23	Adiutum	Exact match	Brussels, BelgiumHQ recorded Sep 17, 2026	51-200	45 contacts →
	Exact match “Adiutum is a Belgian IT consultancy company founded in 2008.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	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
25	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

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 IT 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 496 renewable energy IT service providers based in Belgium

See the full list, filter by size, metro and specialty, and access 3,263 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy IT service providers based in Belgium at a glance

As of Sep 17, 2026

46.0%Verified-email coverage

14.3Average contacts per company

1-10Median size (employees)

6.5%Largest-city concentration · Brussels

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

292

11-50

138

51-200

201-500

501-1,000

1,001-5,000

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 496 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 IT 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 3,263 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 IT service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 496 company matches for renewable energy IT 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?

Delaware 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 IT service providers?

Brussels leads with 32 company records, followed by Antwerp (12) and Liege (9).

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 3,263 professional contacts with verified work emails tracked across these 496 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.