Company lists · Data refreshed November 2026

Top 25 Home insulation installers based in Belgium

RevenueBase identified 102 company matches for home insulation installers associated with Belgium as of November 2026 and tracks 2,047 professional contacts across them, including 751 with verified work emails. Bilzen is the largest hub.

This list covers company matches for home insulation installers 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
102Companies
2,047Contacts tracked
751Verified emails
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The 25 largest home insulation installers based in Belgium

Ranked by team size
Top 25 of 102 company matches for home insulation installers 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 matchVise, BelgiumHQ recorded Nov 6, 20265,001-10,0001,527 contacts →

Exact match

“Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchMechelen, BelgiumHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Version FR ) ISOPROC produceert en verdeelt producten en totaaloplossingen voor de bouwschil van residentiële, appartements- en tertiaire gebouwen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchNinove, BelgiumHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“nergie zonder zorgen Ga je bouwen?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKortemark, BelgiumHQ recorded Nov 6, 202651-20013 contacts →

Exact match

“Isolteam, met vestigingen in Kortemark, Hoboken en Denderleeuw, beschikt over een dynamische ploeg van meer dan 75 bedreven experten, zowel op vlak van studie als van uitvoering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchWaasmunster, BelgiumHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Cleys bv is jouw specialist in energetische renovaties.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRavels, BelgiumHQ recorded Nov 6, 202611-509 contacts →

Exact match

“GT-FOAM is gespecialiseerd in het aanbieding van in-situ isolatietoepassingen voor zowel nieuwbouw als renovatieprojecten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMechelen, BelgiumHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Beter renoveren of BENOveren doe je samen met BENOTEC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBilzen, BelgiumHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Met reeds meer dan 28 jaar ervaring mag Isowit bvba zich een ware isolatiespecialist noemen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchGistel, BelgiumHQ recorded Nov 6, 202611-508 contacts →

Exact match

“BOWERS® creëert doordachte woon- en werkplekken door goed te isoleren, optimaal te ventileren, energiezuinig te verwarmen en alles ‘smart’ op elkaar af te stemmen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHasselt, BelgiumHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Isolair is de gecertificeerde specialist in na-isolatie van spouwmuren, zowel voor renovatie- als voor nieuwbouwprojecten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKraainem, BelgiumHQ recorded Nov 6, 20261-106 contacts →

Exact match

Recorded description not available.

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

Exact match

“Isolblow is een moderne en familiale KMO, gespecialiseerd in ecologische isolatietechnieken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSoignies, BelgiumHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Entreprise spécialisée dans l'isolation et le parachèvement”

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

Exact match

“ISOPROJECT SCRL FS & ECOPROJECT is a construction company based out of 101 Chaussée de Bruxelles(MEL), Les Bons Villers, Belgium.”

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

Exact match

“Onis est une entreprise spécialisée dans la rénovation énergétique des bâtiments à Bruxelles.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKampenhout, BelgiumHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Eltherm is specialist in isolatie sinds 1974, van dak tot kelder, zowel bij renovatie als nieuwbouw.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMenen, BelgiumHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Cherchye Aspect is a provider of external wall insulation and specialist in render systems in Belgium.”

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

Exact match

“Met hoogwaardige isolatieproducten die we zelf ontwikkelen, produceren en plaatsen, zorgen we voor comfort en bescherming die een leven lang meegaat.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchKampenhout, 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
24Exact matchBastogne, 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
25Exact matchBrussels, 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

Showing 25 of 102 home insulation installers based in Belgium

See the full list, filter by size, metro and specialty, and access 751 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Home insulation installers based in Belgium at a glance

As of Nov 6, 2026
36.7%Verified-email coverage
20.1Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · Bilzen
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
66
11-50
25
51-200
6
201-500
1
5,001-10,000
1
10001+
1

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 102 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 insulation installers” 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 751 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 insulation installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many home insulation installers are there based in Belgium?

RevenueBase identified 102 company matches for home insulation installers 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?

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

Which city has the most home insulation installers?

Bilzen leads with 3 company records, followed by Hasselt (3) and Herstal (3).

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 751 professional contacts with verified work emails tracked across these 102 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.