Company lists · Data refreshed November 2026

Top 25 Home energy efficiency consultants based in Belgium

RevenueBase identified 86 company matches for home energy efficiency consultants associated with Belgium as of November 2026 and tracks 423 professional contacts across them, including 137 with verified work emails. Ghent is the largest hub.

This list covers company matches for home energy efficiency consultants 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 November 6, 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 Nov 6, 2026 How this list was built
86Companies
423Contacts tracked
137Verified emails
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The 25 largest home energy efficiency consultants based in Belgium

Ranked by team size
Top 25 of 86 company matches for home energy efficiency consultants based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNoville-les-bois, BelgiumHQ recorded Nov 6, 20261-1027 contacts →

Exact match

“Quito existe pour offrir une solution coordonnée aux propriétaires cherchant à améliorer la performance énergétique de leur bien le plus simplement et esthétiquement possible afin…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchEvere, BelgiumHQ recorded Nov 6, 202611-5025 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact match9850, BelgiumHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Ecopuur bekijkt het verbruikspatroon van je huidige of nieuwe woning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchThimister-clermont, BelgiumHQ recorded Nov 6, 202611-5022 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNamur, BelgiumHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“ISOLUTION est une société spécialisée dans l'isolation et la ventilation de bâtiment pour particuliers et professionnels, et ce depuis plus de 12 ans Aujourd'hui, Isolution compte…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBerchem, BelgiumHQ recorded Nov 6, 202611-5017 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMechelen, BelgiumHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Hansom specializes in energy consulting and approved by the Flemish government to deliver energy audits tax deductible (EAP) and legally mandatory energy performance certificates…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMechelen, BelgiumHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Bewust omgaan met energie is voor zowel bedrijven als particulieren een hot topic.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOostende, BelgiumHQ recorded Nov 6, 202611-5012 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchStavelot, BelgiumHQ recorded Nov 6, 202651-20010 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGenk, BelgiumHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Bij B-EA (Bouw & Energie Advies) ondersteunen we bouwheren, architecten en ontwikkelaars met praktisch energieadvies voor nieuwbouw- en renovatieprojecten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHerentals, BelgiumHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Sun Eco is de specialist in uw woning energie efficiënter te maken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDuffel, BelgiumHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Comfortabel Wonen coördineert de renovatie van uw woning van idee tot oplevering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKontich, BelgiumHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Green Power is toegewijd aan het bevorderen van energie-efficiëntie in diverse sectoren.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLichtaart, BelgiumHQ recorded Nov 6, 20261-105 contacts →

Exact match

“VIGOR Engineering is een ingenieurs- en studiebureau met een zéér doorgedreven specialisatie in duurzaam bouwen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAntwerp, BelgiumHQ recorded Nov 6, 202611-504 contacts →

Exact match

“EPCnu is een bedrijf opgericht door 2 burgerlijk ingenieurs bouwkunde met een passie voor energie-efficiënt bouwen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHouthalen, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Dubolimburg vzw geeft objectief en onafhankelijk advies aan particulieren en lokale overheden wat betreft duurzaam renoveren en bouwen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPittem, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Verwarmingsaudit - Airco Energie Audit - Conditiemeting NEN2767”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLummen, BelgiumHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Gedreven door onze liefde voor de planeet en het geloof dat we een positieve verandering teweeg kunnen brengen, helpen wij bedrijven bij het van, het van hun, en het van hun -…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBree, BelgiumHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Bij GHW by Studibo ondersteunen we bouwheren, architecten en ontwikkelaars met energieadvies en technische studies voor bouw- en renovatieprojecten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHabay, BelgiumHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGhent, BelgiumHQ recorded Nov 6, 202611-502 contacts →

Exact match

“INDUSTRIUM is an engineering & energy efficiency firm with expertise in technical challenges and is thé partner for industry and retail in ea.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRotselaar, BelgiumHQ recorded Nov 6, 20261-102 contacts →

Exact match

“NRGeek advances efficient use of energy in companies and power plants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSint-niklaas, BelgiumHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Rolus Bouwconsult is het EPB-bureau van Ilse Van Hoyweghen en Bram Rolus in Sint-Niklaas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOttignies-louvain-la-neuve, BelgiumHQ recorded Nov 6, 20261-102 contacts →

Exact match

“PEB Smart – Votre Partenaire de confiance pour vos Certificats PEB et Audits Logement Bienvenue chez PEB Smart!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 86 home energy efficiency consultants based in Belgium

See the full list, filter by size, metro and specialty, and access 137 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Home energy efficiency consultants based in Belgium at a glance

As of Nov 6, 2026
32.4%Verified-email coverage
4.9Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · Ghent
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
71
11-50
12
51-200
3

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 86 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 “home energy efficiency consultants” 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 137 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 November 6, 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 “home energy efficiency consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many home energy efficiency consultants are there based in Belgium?

RevenueBase identified 86 company matches for home energy efficiency consultants associated with Belgium as of November 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?

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

Which city has the most home energy efficiency consultants?

Ghent leads with 3 company records, followed by Mechelen (3) and Antwerp (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 137 professional contacts with verified work emails tracked across these 86 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 November 6, 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.