Company lists · Data refreshed September 2026
Top 25 Energy management service providers based in Belgium
RevenueBase identified 202 energy management service providers headquartered in Belgium as of September 2026 and tracks 2,014 professional contacts across them, including 803 with verified work emails. Gent is the largest hub.
This list covers energy management service providers headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest energy management service providers based in Belgium
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 116 contacts → | ||||
Partial evidence “Welkom bij het Vlaams EnergieBedrijf.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 115 contacts → | ||||
Partial evidence “Wij helpen industriële bedrijven hun energiekosten te verminderen.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 100 contacts → | ||||
Partial evidence “E&C is an energy consultancy with an international team of energy experts that offer a unique blend of global capabilities and local expertise.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 74 contacts → | ||||
Indirect evidence “Deplasse est un bureau d’études et de conseils qui offre une vision globale et transversale sur la transition énergétique incluant expertise technique, approche patrimoniale et…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 56 contacts → | ||||
Partial evidence “CES provides a consulting service in the areas of energy, technical installations and processing.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 54 contacts → | ||||
Partial evidence “Through new insights, innovation, and well-reasoned initiatives, we strive to use the available energy resources in a responsible way and to offer sustainable added value for a…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 54 contacts → | ||||
Partial evidence “Wij vinden dat niemand ooit nog wakker mag liggen van zijn energie” Vanuit dat opzicht hebben Luc Demeyere en Stijn Rigolle in 2013 Enbro opgericht.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 51 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 51 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 48 contacts → | ||||
Indirect evidence “Zonnepanelen, batterijen, laadinfrastructuur slimme sturingen en warmte- en koeloplossingen?” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 45 contacts → | ||||
Partial evidence “AYA is an integrated network of forward-thinking Energy Managers that will help your company develop a comprehensive energy policy.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 45 contacts → | ||||
Indirect evidence “At Insaver, we guide you every step of the way toward a low-carbon future.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 40 contacts → | ||||
Partial evidence “Van onderhoud & monitoring, elektrische installaties & groene stroom, tot waterbeheer & HVAC-systemen: The Energy Circle heeft alle expertise in huis om grote gebouwen en…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 33 contacts → | ||||
Partial evidence “Enerdeal by EDP supports industrial and public players in their energy transition, turning solar energy into a strategic lever for performance, sustainability and independence.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 27 contacts → | ||||
Strong evidence “Power Your Business | Cutting Edge Energy Management and Storage Systems” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 26 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 24 contacts → | ||||
Partial evidence “DELPOWER is an energy efficiency engineering company dedicated to optimising energy costs for tertiary and industrial customers.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 24 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 24 contacts → | ||||
Indirect evidence “Climate change is an urgent reality, and buildings, which are responsible for nearly 40% of the EU's GHG emissions, play a pivotal role.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 23 contacts → | ||||
Indirect evidence “Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 23 contacts → | ||||
Indirect evidence “Soltis est une entreprise créée en 2008 qui accompagne professionnels et particuliers dans la mise en place de solutions vertes et rentables avec un seul but: améliorer…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 23 contacts → | ||||
Partial evidence “Helexia is your all-in-one partner for accelerating your energy transition.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 21 contacts → | ||||
Indirect evidence “BALTI SOLAR is uw partner bij: het plaatsen van zonnepanelen, het installeren van batterijopslag het plaatsen van laadpunten Al deze systemen worden aangestuurd door een…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 21 contacts → | ||||
Strong evidence “Odot optimises energy management for businesses and specialises in Energy Contract Management, consumption monitoring and customised consultancy services.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 20 contacts → | ||||
Strong evidence “Energy Management Software.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: energy management service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names energy management service providers.
- Partial evidence
- Its own public description names part of energy management service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name energy management service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 202 energy management service providers based in Belgium
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Energy management service providers based in Belgium at a glance
As of Sep 16, 2026Companies by employee count
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 202 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among energy management service providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Belgium whose own description of what they do matches “energy management service providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names energy management service providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among energy management service providers, and records with no verified work email. Companies headquartered outside Belgium are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 803 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names energy management service providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many energy management service providers are there based in Belgium?
RevenueBase identified 202 energy management service providers headquartered in Belgium as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Vlaams Energiebedrijf, headquartered in Belgium, tops this list with the largest team on record.
Which city has the most energy management service providers?
Gent leads with 8 headquartered companies, followed by Antwerpen (6) and Kortrijk (6).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 803 verified decision-maker contacts tracked across these 202 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.
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