Company lists · Data refreshed October 2026

Top 25 Energy efficiency program implementation services based in Belgium

Name: Energy efficiency program implementation services based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 96 companies tracked

RevenueBase identified 96 company matches for energy efficiency program implementation services associated with Belgium as of October 2026 and tracks 804 professional contacts across them, including 253 with verified work emails. Ghent is the largest hub.

This list covers company matches for energy efficiency program implementation services 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 25, 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 25, 2026 How this list was built

96Companies

804Contacts tracked

253Verified emails

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The 25 largest energy efficiency program implementation services based in Belgium

Ranked by team size

Top 25 of 96 company matches for energy efficiency program implementation services based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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	INDEA	Exact match	Aalst, BelgiumHQ recorded Oct 25, 2026	n/a	118 contacts →
	Exact match “Wij helpen industriële bedrijven hun energiekosten te verminderen.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	MR Solar	Exact match	Zwevegem, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
3	AYA	Exact match	Etterbeek, BelgiumHQ recorded Oct 25, 2026	11-50	44 contacts →
	Exact match “AYA is an integrated network of forward-thinking Energy Managers that will help your company develop a comprehensive energy policy.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	Coretec Energy	Exact match	Angleur, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
5	Soltis	Exact match	Evere, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
6	cozie.be	Exact match	België, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
7	Delpower	Exact match	Thimister-clermont, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
8	Ecopuur	Exact match	9850, BelgiumHQ recorded Oct 25, 2026	11-50	22 contacts →
	Exact match “Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	Wattson NV	Exact match	Ghent, BelgiumHQ recorded Oct 25, 2026	11-50	19 contacts →
	Exact match “Wattson maakt van gebouwen de gangmakers van de energietransitie.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10	Techem Belgium - Caloribel	Exact match	Sint-jans-molenbeek, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
11	ODOT	Exact match	Schoten, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
12	EMAZE	Exact match	Ghent, BelgiumHQ recorded Oct 25, 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 25, 2026 · View company records in RevenueBase
13	Denercon	Exact match	Berchem, BelgiumHQ recorded Oct 25, 2026	11-50	17 contacts →
	Exact match “Denercon is an energy consulting company created by Michaël Deneve and is based in Antwerp, Belgium.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	C-Energy	Exact match	Temse, BelgiumHQ recorded Oct 25, 2026	51-200	16 contacts →
	Exact match “Faced with rising energy prices and the challenge of reducing CO2 emissions, in 2021 Cordeel created a new division, C-energy.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	Dnergy	Exact match	Brussels, BelgiumHQ recorded Oct 25, 2026	11-50	16 contacts →
	Exact match “At dnergy ®, we are committed to enabling asset and facility managers to enhance their building portfolios' energy efficiency and proactive compliance through our innovative dEEP…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	Matriciel	Exact match	Louvain-la-neuve, BelgiumHQ recorded Oct 25, 2026	11-50	15 contacts →
	Exact match “L'activité de la société MATRIciel vise une MEILLEURE PERFORMANCE ENERGETIQUE ET ENVIRONNEMENTALE DES BATIMENTS dans le cadre du développement durable par une participation active…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17	AG Oostende Energiehuis	Exact match	Oostende, BelgiumHQ recorded Oct 25, 2026	11-50	12 contacts →
	Exact match “AG Oostende - Energiehuis / Samen naar een energiezuinige, comfortabele en leefbare toekomst Bij AG Oostende - Energiehuis zetten we ons in om actief bij te dragen aan de strijd…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	Ensatec	Exact match	Genk, BelgiumHQ recorded Oct 25, 2026	1-10	11 contacts →
	Exact match “Wij helpen jouw bedrijf van A tot Z om maatschappelijk verantwoord te ondernemen en op drie cruciale vlakken winst te boeken.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	Factor4	Exact match	Antwerp, BelgiumHQ recorded Oct 25, 2026	1-10	10 contacts →
	Exact match “We are planning the path to climate neutrality.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	Teenconsulting	Exact match	Nivelles, BelgiumHQ recorded Oct 25, 2026	1-10	9 contacts →
	Exact match “BUREAU D'INGENIERIE SPECIALISE EN PERFORMANCE ENERGETIQUE DES BATIMENTS.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21	Dauvister	Exact match	Stavelot, BelgiumHQ recorded Oct 25, 2026	51-200	9 contacts →
	Exact match “Dauvister (170+ employees, 30M€ turnover) studies, installs and maintains energy efficency systems for homeowners as well as for large companies.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22	SUN ECO	Exact match	Herentals, BelgiumHQ recorded Oct 25, 2026	51-200	8 contacts →
	Exact match “Sun Eco is de specialist in uw woning energie efficiënter te maken.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23	E-Nova	Exact match	Dour, BelgiumHQ recorded Oct 25, 2026	1-10	8 contacts →
	Exact match “E-nova est un bureau d’ingénieurs experts dans la performance énergétique des bâtiments, les énergies renouvelables et l'utilisation rationnelle de l'énergie.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24	Strive	Exact match	Sint-martens-latem, BelgiumHQ recorded Oct 25, 2026	1-10	8 contacts →
	Exact match “At Strive, we are your partners in comprehensive energy management, addressing every aspect from A to Z.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25	NEW Tech Projects	Exact match	Tongeren, BelgiumHQ recorded Oct 25, 2026	1-10	6 contacts →
	Exact match “New Tech Projects staat voor 'new technology project development'.” Recorded in the RevenueBase company graph · Oct 25, 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 “energy efficiency program implementation services”. 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 96 energy efficiency program implementation services based in Belgium

See the full list, filter by size, metro and specialty, and access 253 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy efficiency program implementation services based in Belgium at a glance

As of Oct 25, 2026

31.5%Verified-email coverage

8.4Average contacts per company

1-10Median size (employees)

4.2%Largest-city concentration · Ghent

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

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 96 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 “energy efficiency program implementation services” 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 253 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 25, 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 “energy efficiency program implementation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy efficiency program implementation services are there based in Belgium?

RevenueBase identified 96 company matches for energy efficiency program implementation services 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?

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

Which city has the most energy efficiency program implementation services?

Ghent leads with 4 company records, followed by Liege (3) and Brussels (2).

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 253 professional contacts with verified work emails tracked across these 96 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 25, 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.