Company lists · Data refreshed October 2026

Top 25 Manufacturing energy optimization companies based in Belgium

Name: Manufacturing energy optimization companies based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 17, 2026 139 companies tracked

RevenueBase identified 139 company matches for manufacturing energy optimization companies associated with Belgium as of October 2026 and tracks 1,680 professional contacts across them, including 577 with verified work emails. Antwerp is the largest hub.

This list covers company matches for manufacturing energy optimization companies 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 October 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 Oct 17, 2026 How this list was built

139Companies

1,680Contacts tracked

577Verified emails

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The 25 largest manufacturing energy optimization companies based in Belgium

Ranked by team size

Top 25 of 139 company matches for manufacturing energy optimization companies based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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	Smappee	Exact match	Harelbeke, BelgiumHQ recorded Oct 17, 2026	51-200	119 contacts →
	Exact match “Smappee is an energy technology company.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2	INDEA	Exact match	Aalst, BelgiumHQ recorded Oct 17, 2026	n/a	118 contacts →
	Exact match “Wij helpen industriële bedrijven hun energiekosten te verminderen.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3	Newelec Groupe Liège Hainaut Bruxelles	Exact match	Vottem, BelgiumHQ recorded Oct 17, 2026	201-500	110 contacts →
	Exact match “NEWELEC est une entreprise familiale fondée en 1985 à Liège, spécialisée dans l’électrotechnique industrielle.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4	CEE	Exact match	Hamme-mille, BelgiumHQ recorded Oct 17, 2026	11-50	85 contacts →
	Exact match “CEE is a cleantech company that guides energy-intensive frontrunners to net zero in their industrial production processes.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5	Jeco Energies	Exact match	Herentals, BelgiumHQ recorded Oct 17, 2026	201-500	62 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 · Oct 17, 2026 · View company records in RevenueBase
6	Luminus Solutions	Exact match	Brussels, BelgiumHQ recorded Oct 17, 2026	11-50	58 contacts →
	Exact match “Together, let’s take on the energy transition challenge!” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7	MR Solar	Exact match	Zwevegem, BelgiumHQ recorded Oct 17, 2026	51-200	44 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 · Oct 17, 2026 · View company records in RevenueBase
8	Eniris	Exact match	Ghent, BelgiumHQ recorded Oct 17, 2026	11-50	39 contacts →
	Exact match “Eniris is an international company headquartered in Belgium, with a branch office in the Netherlands.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9	Dymotec	Exact match	Olen, BelgiumHQ recorded Oct 17, 2026	11-50	35 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 · Oct 17, 2026 · View company records in RevenueBase
10	octave.energy	Exact match	Mechelen, BelgiumHQ recorded Oct 17, 2026	11-50	28 contacts →
	Exact match “Power Your Business \| Cutting Edge Energy Management and Storage Systems” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11	ESE	Exact match	Veurne, BelgiumHQ recorded Oct 17, 2026	51-200	25 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 · Oct 17, 2026 · View company records in RevenueBase
12	Coretec Energy	Exact match	Angleur, BelgiumHQ recorded Oct 17, 2026	11-50	24 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 · Oct 17, 2026 · View company records in RevenueBase
13	Soltis	Exact match	Evere, BelgiumHQ recorded Oct 17, 2026	11-50	24 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14	cozie.be	Exact match	België, BelgiumHQ recorded Oct 17, 2026	51-200	24 contacts →
	Exact match “Cozie \| Durable Comfort Cozie is a vibrant company that works with ENGIE to combine the energy and dynamism of a start-up with the technical competence & long-term vision of an…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15	Delpower	Exact match	Thimister-clermont, BelgiumHQ recorded Oct 17, 2026	11-50	23 contacts →
	Exact match “DELPOWER is an energy efficiency engineering company dedicated to optimising energy costs for tertiary and industrial customers.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16	Ecopuur	Exact match	9850, BelgiumHQ recorded Oct 17, 2026	11-50	22 contacts →
	Exact match “Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17	companion.energy	Exact match	Ghent, BelgiumHQ recorded Oct 17, 2026	11-50	21 contacts →
	Exact match “Companion.energy is the platform for power pioneers navigating the energy transition.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18	Enersee	Exact match	Antwerp, BelgiumHQ recorded Oct 17, 2026	11-50	20 contacts →
	Exact match “The sleek and smart (AI) software that makes energy efficiency effortless across 10’s, 100’s and of buildings.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19	Wattson NV	Exact match	Ghent, BelgiumHQ recorded Oct 17, 2026	11-50	19 contacts →
	Exact match “Wattson maakt van gebouwen de gangmakers van de energietransitie.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20	Techem Belgium - Caloribel	Exact match	Sint-jans-molenbeek, BelgiumHQ recorded Oct 17, 2026	51-200	19 contacts →
	Exact match “Europees leider in energiebeheer Techem, opgericht in 1962, is een Duitse groep die wereldwijd bekend is bij mede-eigenaren en sociale verhuurders op het gebied van energiebeheer.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21	Trinergy	Exact match	Woluwe-saint-lambert, BelgiumHQ recorded Oct 17, 2026	11-50	19 contacts →
	Exact match “Energy Management Software.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22	ODOT	Exact match	Schoten, BelgiumHQ recorded Oct 17, 2026	11-50	19 contacts →
	Exact match “Odot optimises energy management for businesses and specialises in Energy Contract Management, consumption monitoring and customised consultancy services.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23	Helexia Belgium	Exact match	Antwerp, BelgiumHQ recorded Oct 17, 2026	201-500	19 contacts →
	Exact match “Helexia is your all-in-one partner for accelerating your energy transition.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24	EMAZE	Exact match	Ghent, BelgiumHQ recorded Oct 17, 2026	11-50	18 contacts →
	Exact match “Emaze provides actionable energy advice for the industrial, service and public sector: Energy management - Implement an energy management system (e.g.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25	Go-Solar By D'ieteren	Exact match	Waasmunster, BelgiumHQ recorded Oct 17, 2026	51-200	18 contacts →
	Exact match “Bij Go-Solar by D'Ieteren gaan wij verder dan alleen de installatie van zonnepanelen.” Recorded in the RevenueBase company graph · Oct 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 “manufacturing energy optimization companies”. 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 139 manufacturing energy optimization companies based in Belgium

See the full list, filter by size, metro and specialty, and access 577 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Manufacturing energy optimization companies based in Belgium at a glance

As of Oct 17, 2026

34.3%Verified-email coverage

12.1Average contacts per company

1-10Median size (employees)

4.3%Largest-city concentration · Antwerp

Oct 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 139 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 “manufacturing energy optimization companies” 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 577 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 October 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 “manufacturing energy optimization companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many manufacturing energy optimization companies are there based in Belgium?

RevenueBase identified 139 company matches for manufacturing energy optimization companies associated with Belgium as of October 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?

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

Which city has the most manufacturing energy optimization companies?

Antwerp leads with 6 company records, followed by Ghent (5) and Herentals (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 577 professional contacts with verified work emails tracked across these 139 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 October 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.