Company lists · Data refreshed October 2026

Top 25 Fire resistant insulation manufacturers based in Belgium

Name: Fire resistant insulation manufacturers based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 84 companies tracked

RevenueBase identified 84 company matches for fire resistant insulation manufacturers associated with Belgium as of October 2026 and tracks 3,932 professional contacts across them, including 1,211 with verified work emails. Antwerp is the largest hub.

This list covers company matches for fire resistant insulation manufacturers 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 12, 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 12, 2026 How this list was built

84Companies

3,932Contacts tracked

1,211Verified emails

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The 25 largest fire resistant insulation manufacturers based in Belgium

Ranked by team size

Top 25 of 84 company matches for fire resistant insulation manufacturers based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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	Knauf Insulation	Exact match	Vise, BelgiumHQ recorded Oct 12, 2026	5,001-10,000	1,705 contacts →
	Exact match “Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Recticel	Exact match	Brussels, BelgiumHQ recorded Oct 12, 2026	1,001-5,000	755 contacts →
	Exact match “Recticel Group is a leading insulation company with headquarters in Belgium and operations in eight countries across Europa and the US.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	IKO Waterproofing And Insulation EU	Exact match	Antwerp, BelgiumHQ recorded Oct 12, 2026	1,001-5,000	153 contacts →
	Exact match “In Europe, IKO’s individual plants are market leaders specializing in the manufacture of bituminous and synthetic roofing membranes, liquid waterproofing products, rigid…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Abriso Jiffy	Exact match	Anzegem, BelgiumHQ recorded Oct 12, 2026	1,001-5,000	124 contacts →
	Exact match “Abriso Jiffy is a leading European manufacturer of protective packaging and insulation materials.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	Knauf Belgium	Exact match	BelgiumHQ recorded Oct 12, 2026	201-500	119 contacts →
	Exact match “Knauf Belgium is part of the global Knauf Group, one of the world’s leading manufacturers of building materials and construction systems.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Fusiref Refractories S.A	Exact match	Bernissart, BelgiumHQ recorded Oct 12, 2026	51-200	36 contacts →
	Exact match “REFRACTORY & LINING SOLUTIONS FOR HIGH TEMPERATURES APPLICATIONS.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Isoproc	Exact match	Mechelen, BelgiumHQ recorded Oct 12, 2026	11-50	25 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 · Oct 12, 2026 · View company records in RevenueBase
8	Owens Corning Foamglas Benelux	Exact match	Tessenderlo, BelgiumHQ recorded Oct 12, 2026	201-500	19 contacts →
	Exact match “Bescherm alles wat waardevol is.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	REI Projects	Exact match	Dendermonde, BelgiumHQ recorded Oct 12, 2026	1-10	17 contacts →
	Exact match “Een woning- of bedrijfsbrand kan een verschrikkelijk menselijk en financieel leed veroorzaken.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Aerobel	Exact match	Bilzen, BelgiumHQ recorded Oct 12, 2026	1-10	14 contacts →
	Exact match “Aerobel is a specialized production company that focuses on innovative insulation materials and systems.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Isolteam	Exact match	Kortemark, BelgiumHQ recorded Oct 12, 2026	51-200	13 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 · Oct 12, 2026 · View company records in RevenueBase
12	Rockwool Belux	Exact match	Wijnegem, BelgiumHQ recorded Oct 12, 2026	1,001-5,000	13 contacts →
	Exact match “ROCKWOOL Belgium NV is part of the ROCKWOOL Group.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	Eurima European Insulation Manufacturers Association	Exact match	Brussels, BelgiumHQ recorded Oct 12, 2026	1-10	11 contacts →
	Exact match “Eurima is the European Insulation Manufacturers Association and represents the interests of all major mineral wool producers throughout Europe.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Owens Corning Foamglas Europe	Exact match	Tessenderlo, BelgiumHQ recorded Oct 12, 2026	201-500	11 contacts →
	Exact match “Protect what matters most.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	R-Max	Exact match	Schaerbeek, BelgiumHQ recorded Oct 12, 2026	201-500	11 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Isolatec	Exact match	Hasselt, BelgiumHQ recorded Oct 12, 2026	11-50	10 contacts →
	Exact match “Isolatec - gevestigd in Hasselt - België is sinds 1985 actief op de Belgische markt als invoerder/groothandel van technische en industriële isolatiematerialen.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Isorex	Exact match	Gavere, BelgiumHQ recorded Oct 12, 2026	11-50	9 contacts →
	Exact match “Insulation and building plastics - Isorex BVBA is een groot- en detailhandel in isolatiemateriaal en PVC- producten.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Gt-Foam	Exact match	Ravels, BelgiumHQ recorded Oct 12, 2026	11-50	8 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 · Oct 12, 2026 · View company records in RevenueBase
19	Expitisol	Exact match	Antwerp, BelgiumHQ recorded Oct 12, 2026	1-10	7 contacts →
	Exact match “Expitisol is de specialist in industriële isolatie.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Isoworx Hvac-Isolatie	Exact match	Genk, BelgiumHQ recorded Oct 12, 2026	11-50	5 contacts →
	Exact match “Isoworx, is een toonaangevend bedrijf gespecialiseerd in industriële HVAC-isolatie.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Mortier Isolatiewerken NV	Exact match	Sleidinge, BelgiumHQ recorded Oct 12, 2026	11-50	5 contacts →
	Exact match “Mortier Isolatietechnieken is al vele jaren een vaste waarde.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	DMF Isolation	Exact match	Soignies, BelgiumHQ recorded Oct 12, 2026	1-10	4 contacts →
	Exact match “Entreprise spécialisée dans l'isolation et le parachèvement” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Isoproject	Exact match	Les Bons Villers, BelgiumHQ recorded Oct 12, 2026	1-10	4 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 · Oct 12, 2026 · View company records in RevenueBase
24	AXO Industries Bvba	Exact match	Menen, BelgiumHQ recorded Oct 12, 2026	1-10	3 contacts →
	Exact match “AXO Industries is een jong bedrijf gegroeid vanuit de aannemerswereld.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Eltherm NV	Exact match	Kampenhout, BelgiumHQ recorded Oct 12, 2026	11-50	3 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 · Oct 12, 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 “fire resistant insulation manufacturers”. 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 84 fire resistant insulation manufacturers based in Belgium

See the full list, filter by size, metro and specialty, and access 1,211 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Fire resistant insulation manufacturers based in Belgium at a glance

As of Oct 12, 2026

30.8%Verified-email coverage

46.8Average contacts per company

11-50Median size (employees)

4.8%Largest-city concentration · Antwerp

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 84 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 “fire resistant insulation manufacturers” 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 1,211 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 12, 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 “fire resistant insulation manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fire resistant insulation manufacturers are there based in Belgium?

RevenueBase identified 84 company matches for fire resistant insulation manufacturers 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?

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

Which city has the most fire resistant insulation manufacturers?

Antwerp leads with 4 company records, followed by Bilzen (3) and Kortemark (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 1,211 professional contacts with verified work emails tracked across these 84 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 12, 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.