Company lists · Data refreshed September 2026

Top 25 Refractory ceramic manufacturers based in Germany

Name: Refractory ceramic manufacturers based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 68 companies tracked

RevenueBase identified 68 company matches for refractory ceramic manufacturers associated with Germany as of September 2026 and tracks 1,898 professional contacts across them, including 384 with verified work emails. Ratingen is the largest hub.

This list covers company matches for refractory ceramic manufacturers associated with Germany, 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 September 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 Sep 17, 2026 How this list was built

68Companies

1,898Contacts tracked

384Verified emails

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The 25 largest refractory ceramic manufacturers based in Germany

Ranked by team size

Top 25 of 68 company matches for refractory ceramic manufacturers based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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	Ceramtec The Ceramic Experts	Exact match	Plochingen, GermanyHQ recorded Sep 17, 2026	1,001-5,000	772 contacts →
	Exact match “About CeramTec CeramTec is a global leader in high-performance advanced material solutions, with more than 120 years of expertise.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Refratechnik Group	Exact match	Munich, GermanyHQ recorded Sep 17, 2026	1,001-5,000	128 contacts →
	Exact match “The Refratechnik Group is a global network of companies, active in the refractory and raw material business.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Intocast AG	Exact match	Ratingen, GermanyHQ recorded Sep 17, 2026	1,001-5,000	116 contacts →
	Exact match “For over 45 years, INTOCAST AG has been one of the worldwide leading specialists for refractory products and plant engineering.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	QSIL	Exact match	Ilmenau, GermanyHQ recorded Sep 17, 2026	1,001-5,000	93 contacts →
	Exact match “QSIL is a leading international specialist for refractory, high-temperature and high-purity high-performance materials.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Jünger Gräter Gmbh	Exact match	Schwetzingen, GermanyHQ recorded Sep 17, 2026	201-500	39 contacts →
	Exact match “Welcome to Jünger+Gräter - your expert in refractory.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Weerulin Gmbh	Exact match	Mülheim An Der Ruhr, GermanyHQ recorded Sep 17, 2026	51-200	21 contacts →
	Exact match “WEERULIN develops and produces refractory products for the steel industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Lungmuß Feuerfest	Exact match	Dortmund, GermanyHQ recorded Sep 17, 2026	51-200	20 contacts →
	Exact match “Die Chemikalien-Gesellschaft Hans Lungmuß mbH & Co.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Alumina Systems Gmbh	Exact match	Redwitz An Der Rodach, GermanyHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “Alumina Systems produces customized ceramic-to-metal composites.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Beck U. Kaltheuner Gmbh & Co. KG	Exact match	Plettenberg, GermanyHQ recorded Sep 17, 2026	51-200	18 contacts →
	Exact match “Feuerfeste Produkte für die Industrie: Eisen & Stahl, Aluminium, Zement, Energie, Chemie und Sonderanlagen (z.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	VGH Group	Exact match	Hattingen, GermanyHQ recorded Sep 17, 2026	51-200	17 contacts →
	Exact match “VGH manufactures and offers refractory products and services to our industrial partners worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	M.E. Schupp Industriekeramik Gmbh	Exact match	Aachen, GermanyHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “SCHUPP® Ceramics – High temperature metallic-ceramic products and systems for electric- and combustion-heated furnaces 560 °C – 1.850 °C.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Vgt-Dyko Gmbh	Exact match	Grossalmerode, GermanyHQ recorded Sep 17, 2026	51-200	14 contacts →
	Exact match “VGT-DYKO GmbH is providing you with refractories and fireproof ceramics of any kind.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Knöllinger Keramische Verschleißteile Gmbh	Exact match	Hillscheid, GermanyHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Knöllinger ist ein mittelständisches, wertorientiertes Familienunternehmen im Westerwald.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Dominion Novocos Gmbh	Exact match	Mechernich, GermanyHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “DOMINION NovoCOS GmbH located in Mechernich Germany is part of the Industry-Division of the Spanish DOMINION group and it is a specialist for hot repair of refractory linings…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Ceramaret Meissen Gmbh	Exact match	Meißen, GermanyHQ recorded Sep 17, 2026	51-200	6 contacts →
	Exact match “KLEINE TEILE FÜR GROSSE LÖSUNGEN Die Ceramaret GmbH aus Meissen agiert als innovativer und flexibler Hersteller im Wachstumsmarkt der technischen Keramiken.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Sika Refractories Gmbh	Exact match	Dortmund, GermanyHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Sika Refractories GmbH is a construction company based out of Germany.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Hilgenberg Gmbh	Exact match	Malsfeld, GermanyHQ recorded Sep 17, 2026	51-200	6 contacts →
	Exact match “Hilgenberg GmbH is a Glass, Ceramics and Concrete company located in Strauchgraben 2, Malsfeld, Hesse, Germany.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Fosbel Europe Gmbh	Exact match	Euskirchen, GermanyHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Fosbel provides refractory repair, ceramic welding, and complete maintenance solutions for the coke, steel, glass and non-ferrous industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Wolfshöher Tonwerke	Exact match	Neunkirchen Am Sand, GermanyHQ recorded Sep 17, 2026	51-200	6 contacts →
	Exact match “Ofen-Schamotte \| Speicheröfen \| Backöfen \| Kaminrohre \| Formsteine” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Refko Feuerfest Gmbh	Exact match	Ransbach-baumbach, GermanyHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Die Firma REFKO Feuerfest GmbH wurde im Jahre 1983 gegründet.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Mineralmühle Leun, RAU Gmbh & Co. KG	Exact match	Leun, GermanyHQ recorded Sep 17, 2026	11-50	4 contacts →
	Exact match “In the center of Europe, our company has developed into a leading supplier of special raw materials since it was founded in 1880.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Knumox Gmbh	Exact match	Rutesheim, GermanyHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Knumox GmbH is a glass, ceramics & concrete company based out of 10 Schillerstraße 75, 71277 Rutesheim” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Bernhard Jacob Gmbh	Exact match	Völklingen, GermanyHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Bernhard Jacob GmbH is a glass, ceramics & concrete company based out of Völklingen, Germany.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Dalmia GSB Refractories Gmbh	Exact match	Bochum, GermanyHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Refractories - Magnesia Carbon Bricks - Magnesia Chrome Bricks - Alumina Bricks - High Alumina Bricks - Spinel Bricks - Isostatic Products - Monolithic Lances - RH/VAC Snorkels” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Stromberg Refractory Anchorage Systems	Exact match	Ratingen, GermanyHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Stromberg GmbH was founded in 1981.” Recorded in the RevenueBase company graph · Sep 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 “refractory ceramic 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 68 refractory ceramic manufacturers based in Germany

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Refractory ceramic manufacturers based in Germany at a glance

As of Sep 17, 2026

20.2%Verified-email coverage

27.9Average contacts per company

11-50Median size (employees)

4.4%Largest-city concentration · Ratingen

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 68 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 Germany whose business descriptions match “refractory ceramic 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 384 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 September 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 “refractory ceramic manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refractory ceramic manufacturers are there based in Germany?

RevenueBase identified 68 company matches for refractory ceramic manufacturers associated with Germany as of September 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?

Ceramtec The Ceramic Experts tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most refractory ceramic manufacturers?

Ratingen leads with 3 company records, followed by Munich (3) and Dortmund (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 384 professional contacts with verified work emails tracked across these 68 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 September 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.