Company lists · Data refreshed September 2026
Top 25 Steel window manufacturers based in Germany
RevenueBase identified 539 company matches for steel window manufacturers associated with Germany as of September 2026 and tracks 1,640 professional contacts across them, including 386 with verified work emails. Berlin is the largest hub.
This list covers company matches for steel window 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 30, 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.
The 25 largest steel window manufacturers based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 36 contacts → | ||||
Exact match “GAYKO Fenster-Türenwerk GmbH is a successful and innovative, constantly growing company that offers unique solutions for builders, renovators and architects.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 2 | 33 contacts → | ||||
Exact match “Wigger Fenster + Fassaden Persönlich.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 3 | 31 contacts → | ||||
Exact match “HAGA ist ein Handwerksunternehmen, das handwerkliches Know-how mit modernster Maschinentechnik und industrieller Prozessqualität verbindet.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 4 | 30 contacts → | ||||
Exact match “For more than 35 years, Alu Group and its subsidiaries have been providing high end aluminum building solutions to residential and commercial clients around the Globe.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 5 | 26 contacts → | ||||
Exact match “We are your partner for custom-made windows, entrance doors, sliding doors, façades and fire protection doors.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 6 | 26 contacts → | ||||
Exact match “Aus der im Jahre 1939 von Rupert App in Leutkirch gegründeten Schlosserei entwickelte sich ein leistungsfähiges Handwerksunternehmen mit drei modernen Fertigungsbetrieben.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 7 | 24 contacts → | ||||
Exact match “TMP® ist Ihr kompetenter Partner für Fenster, Türen und Fassaden.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 8 | 23 contacts → | ||||
Exact match “Die Surber Metallbau AG ist ein Familienunternehmen in der 4.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 9 | 20 contacts → | ||||
Exact match “Fassaden aus Aluminium-Glas und Stahl-Glas, Lichtdächer, Fenster, Türen und noch vieles mehr…Wir sind ein familiengeführtes Handwerksunternehmen mit einer über 130jährigen…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 10 | 19 contacts → | ||||
Exact match “Biffar ist der führende Hersteller von Haustüren, Wohnungseingangstüren, Fenstern und Vordächern mit Sitz in Deutschland.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 11 | 17 contacts → | ||||
Exact match “Als Spezialist für professionelle Glas- und Stahlkonstruktionen, sind wir heute ein bekanntes Unternehmen mit Sitz in Neu-Ulm, Süddeutschland.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Seit mehr als hundert Jahren stehen wir, GMS Grebenauer Metallbau Schreiner GmbH, für hochwertige Metallbearbeitung.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 13 | 16 contacts → | ||||
Exact match “UHL GmbH is a locally leading company for steel and metal constructions in northern Bavaria.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 14 | 16 contacts → | ||||
Exact match “Seit 1947 besteht unser Unternehmen am Standort Heidelberg.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 15 | 15 contacts → | ||||
Exact match “BLECHER - Fenster und Türen mit Charakter.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 16 | 15 contacts → | ||||
Exact match “Die Glasbau Gipser GmbH Wir blicken auf über 70 Jahre Familientradition zurück.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 17 | 15 contacts → | ||||
Exact match “Hans Timm Fensterbau ist ein mittelständisches Berliner Familienunternehmen in dritter Generation.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 18 | 14 contacts → | ||||
Exact match “Rathberger GmbH is a mechanical or industrial engineering company based out of Beim Breitenstein 25, Efringen-Kirchen, Rheinfelden (Baden), Germany.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “Unser Unternehmen hat sich erfolgreich auf die Produktion von Fenstern, Türen, Wintergärten, Fassaden und Sonderkonstruktionen spezialisiert.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 20 | 12 contacts → | ||||
Exact match “Wir verleihen Fassaden Gesichter!” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 21 | 12 contacts → | ||||
Exact match “Seit Oktober 2019 ist in Möckmühl die Dobler-MBM GmbH beheimatet, welche aus der MBM Konstruktionen GmbH, gegründet 1964, hervorging.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “Reckendrees Bauelemente GmbH ist Hersteller von Fenstern und Türen auch Kunststoff und Aluminium mit Sitz in Verl.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “Schwäbisch bodenständig, anpackend und zuverlässig: Das ist Habdank Metallbau.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 25 | 8 contacts → | ||||
Exact match “Bei uns hat Innovation Tradition: Seit Jahrzehnten fertigen wir erfolgreich hochwertige Türen, Fenster und Fassaden und setzen dabei auf den einzigartigen Werkstoff Aluminium.” Recorded in the RevenueBase company graph · Sep 30, 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 “steel window 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 539 steel window manufacturers based in Germany
See the full list, filter by size, metro and specialty, and access 386 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Steel window manufacturers based in Germany at a glance
As of Sep 30, 2026Companies by employee count
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 539 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 “steel window 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 386 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 30, 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 “steel window manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many steel window manufacturers are there based in Germany?
RevenueBase identified 539 company matches for steel window 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?
Gayko Fenster-Türenwerk Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most steel window manufacturers?
Berlin leads with 10 company records, followed by Dresden (4) and Hamburg (4).
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 386 professional contacts with verified work emails tracked across these 539 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 30, 2026.
Ready to reach these companies? Verified emails and direct dials for all 539 steel window manufacturers based in Germany. Start with a free account, no credit card.
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Steel window manufacturers by geography
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- Steel window manufacturers based in Austria
- Steel window manufacturers based in Belgium
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- Steel window manufacturers based in France
- Steel window manufacturers based in India
- Steel window manufacturers based in Ireland
- Steel window manufacturers based in Italy
- Steel window manufacturers based in the Netherlands
- Steel window manufacturers based in New Zealand
Browse the directory
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.
More company lists
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- Lists A-Z
- New lists
- Steel window manufacturers based in London, United Kingdom
- Steel window manufacturers based in Australia
- Steel window manufacturers based in Austria
- Steel window manufacturers based in Belgium
- Steel window manufacturers based in Brazil
- Steel window manufacturers based in Canada
Company intelligence · public preview
Top 25 steel window manufacturers based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 539 matching company records for steel window manufacturers based in Germany, with 1,640 tracked contacts and 386 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 steel window manufacturers based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Gayko Fenster-Türenwerk Gmbhgayko.de HQ: Wilnsdorf, GermanyReported employees: 51-200 | Wilnsdorf, Germany | 51-200 | Exact match | 36 contacts → |
“GAYKO Fenster-Türenwerk GmbH is a successful and innovative, constantly growing company that offers unique solutions for builders, renovators and architects.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Wigger Fenster Fassaden Gmbhwigger.de HQ: Rosendahl, GermanyReported employees: 201-500 | Rosendahl, Germany | 201-500 | Exact match | 33 contacts → |
“Wigger Fenster + Fassaden Persönlich.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Haga Metallbau Gmbhhaga-metallbau.de HQ: Hofheim, GermanyReported employees: 201-500 | Hofheim, Germany | 201-500 | Exact match | 31 contacts → |
“HAGA ist ein Handwerksunternehmen, das handwerkliches Know-how mit modernster Maschinentechnik und industrieller Prozessqualität verbindet.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  ALU Group Internationalalugp.comHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 30 contacts → |
“For more than 35 years, Alu Group and its subsidiaries have been providing high end aluminum building solutions to residential and commercial clients around the Globe.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gerdes Gmbhgerdes-fenster.de HQ: Lengerich, GermanyReported employees: 51-200 | Lengerich, Germany | 51-200 | Exact match | 26 contacts → |
“We are your partner for custom-made windows, entrance doors, sliding doors, façades and fire protection doors.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Rupert APP Gmbh & COapp.deHQ: Leutkirch Im Allgäu, GermanyReported employees: 201-500 | Leutkirch Im Allgäu, Germany | 201-500 | Exact match | 26 contacts → |
“Aus der im Jahre 1939 von Rupert App in Leutkirch gegründeten Schlosserei entwickelte sich ein leistungsfähiges Handwerksunternehmen mit drei modernen Fertigungsbetrieben.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | TMP Fenster Türen Gmbhtmp-fenster.de HQ: Bad Langensalza, GermanyReported employees: 201-500 | Bad Langensalza, Germany | 201-500 | Exact match | 24 contacts → |
“TMP® ist Ihr kompetenter Partner für Fenster, Türen und Fassaden.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Surber Metallbau AGsurber.chHQ: Dietikon 1, GermanyReported employees: 11-50 | Dietikon 1, Germany | 11-50 | Exact match | 23 contacts → |
“Die Surber Metallbau AG ist ein Familienunternehmen in der 4.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Metallbau Windeck Gmbhwindeck.deHQ: Kloster Lehnin, GermanyReported employees: 51-200 | Kloster Lehnin, Germany | 51-200 | Exact match | 20 contacts → |
“Fassaden aus Aluminium-Glas und Stahl-Glas, Lichtdächer, Fenster, Türen und noch vieles mehr…Wir sind ein familiengeführtes Handwerksunternehmen mit einer über 130jährigen…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Biffar Gmbh & Co. KGbiffar.de HQ: Edenkoben, GermanyReported employees: 51-200 | Edenkoben, Germany | 51-200 | Exact match | 19 contacts → |
“Biffar ist der führende Hersteller von Haustüren, Wohnungseingangstüren, Fenstern und Vordächern mit Sitz in Deutschland.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Kräss Glascon Gmbhkraess.de HQ: Neu-ulm, GermanyReported employees: 51-200 | Neu-ulm, Germany | 51-200 | Exact match | 17 contacts → |
“Als Spezialist für professionelle Glas- und Stahlkonstruktionen, sind wir heute ein bekanntes Unternehmen mit Sitz in Neu-Ulm, Süddeutschland.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Grebenauer Metallbau Schreiner Gmbhgm-schreiner.deHQ: Grebenau, GermanyReported employees: 51-200 | Grebenau, Germany | 51-200 | Exact match | 16 contacts → |
“Seit mehr als hundert Jahren stehen wir, GMS Grebenauer Metallbau Schreiner GmbH, für hochwertige Metallbearbeitung.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  UHL Gmbh & Co.uhl-wuerzburg.deHQ: Würzburg, GermanyReported employees: 51-200 | Würzburg, Germany | 51-200 | Exact match | 16 contacts → |
“UHL GmbH is a locally leading company for steel and metal constructions in northern Bavaria.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Rossmanith Gmbhrossmanith-hd.de HQ: Heidelberg, GermanyReported employees: 51-200 | Heidelberg, Germany | 51-200 | Exact match | 16 contacts → |
“Seit 1947 besteht unser Unternehmen am Standort Heidelberg.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Otto Blecher Gmbhblecher-fenster.de HQ: Bad Laasphe, GermanyReported employees: 51-200 | Bad Laasphe, Germany | 51-200 | Exact match | 15 contacts → |
“BLECHER - Fenster und Türen mit Charakter.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Glasbau Gipser Gmbhglasbau-gipser.deHQ: Halle (saale), GermanyReported employees: 51-200 | Halle (saale), Germany | 51-200 | Exact match | 15 contacts → |
“Die Glasbau Gipser GmbH Wir blicken auf über 70 Jahre Familientradition zurück.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Hans Timm Fensterbautimm-fensterbau.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 15 contacts → |
“Hans Timm Fensterbau ist ein mittelständisches Berliner Familienunternehmen in dritter Generation.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Rathberger Gmbhrathberger.deHQ: Efringen-kirchen, GermanyReported employees: 51-200 | Efringen-kirchen, Germany | 51-200 | Exact match | 14 contacts → |
“Rathberger GmbH is a mechanical or industrial engineering company based out of Beim Breitenstein 25, Efringen-Kirchen, Rheinfelden (Baden), Germany.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Metallbau Lehr Gmbhmetallbau-lehr.deHQ: Mainz, GermanyReported employees: 51-200 | Mainz, Germany | 51-200 | Exact match | 13 contacts → |
“Unser Unternehmen hat sich erfolgreich auf die Produktion von Fenstern, Türen, Wintergärten, Fassaden und Sonderkonstruktionen spezialisiert.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | NR Metallbau Gmbhnr-metallbau.de HQ: Straelen, GermanyReported employees: 51-200 | Straelen, Germany | 51-200 | Exact match | 12 contacts → |
“Wir verleihen Fassaden Gesichter!” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Dobler-Mbm Gmbhdobler-mbm.com HQ: Möckmühl, GermanyReported employees: 51-200 | Möckmühl, Germany | 51-200 | Exact match | 12 contacts → |
“Seit Oktober 2019 ist in Möckmühl die Dobler-MBM GmbH beheimatet, welche aus der MBM Konstruktionen GmbH, gegründet 1964, hervorging.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Reckendrees Bauelemente Gmbhreckendrees-bauelemente.de HQ: Verl, GermanyReported employees: 51-200 | Verl, Germany | 51-200 | Exact match | 10 contacts → |
“Reckendrees Bauelemente GmbH ist Hersteller von Fenstern und Türen auch Kunststoff und Aluminium mit Sitz in Verl.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Habdank Metallbau Gmbh & Co. KGhabdank-metallbau.de HQ: Göppingen, GermanyReported employees: 11-50 | Göppingen, Germany | 11-50 | Exact match | 10 contacts → |
“Schwäbisch bodenständig, anpackend und zuverlässig: Das ist Habdank Metallbau.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Meban WST Gmbhmeban.de HQ: Neubrandenburg, GermanyReported employees: 51-200 | Neubrandenburg, Germany | 51-200 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Klumpjan Gmbhklumpjan-metallbau.de HQ: Velen, GermanyReported employees: 51-200 | Velen, Germany | 51-200 | Exact match | 8 contacts → |
“Bei uns hat Innovation Tradition: Seit Jahrzehnten fertigen wir erfolgreich hochwertige Türen, Fenster und Fassaden und setzen dabei auf den einzigartigen Werkstoff Aluminium.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 539 company matches
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Steel window manufacturers: dataset insights
September 30, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
496 records in the displayed employee bands.
43 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 539 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for steel window manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many steel window manufacturers did RevenueBase find based in Germany?
The saved snapshot records 539 matching company records, 1,640 tracked contacts and 386 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Steel window manufacturers by geography
- Steel window manufacturers based in London, United Kingdom
- Steel window manufacturers based in Australia
- Steel window manufacturers based in Austria
- Steel window manufacturers based in Belgium
- Steel window manufacturers based in Brazil
- Steel window manufacturers based in Canada
- Steel window manufacturers based in France
- Steel window manufacturers based in India
- Steel window manufacturers based in Ireland
- Steel window manufacturers based in Italy
- Steel window manufacturers based in the Netherlands
- Steel window manufacturers based in New Zealand
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 steel window manufacturers based in Germany. Snapshot: September 30, 2026. https://revenuebase.ai/companies/steel-window-manufacturers/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Steel window manufacturers based in London, United Kingdom
- Steel window manufacturers based in Australia
- Steel window manufacturers based in Austria
- Steel window manufacturers based in Belgium
- Steel window manufacturers based in Brazil
- Steel window manufacturers based in Canada
Company intelligence · public preview
Top 25 steel window manufacturers based in Germany
RevenueBase records 539 matching company records for steel window manufacturers based in Germany, with 1,640 tracked contacts and 386 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 steel window manufacturers based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Gayko Fenster-Türenwerk Gmbhgayko.de HQ: Wilnsdorf, GermanyReported employees: 51-200 | Wilnsdorf, Germany | 51-200 | Exact match | 36 contacts → |
“GAYKO Fenster-Türenwerk GmbH is a successful and innovative, constantly growing company that offers unique solutions for builders, renovators and architects.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Wigger Fenster Fassaden Gmbhwigger.de HQ: Rosendahl, GermanyReported employees: 201-500 | Rosendahl, Germany | 201-500 | Exact match | 33 contacts → |
“Wigger Fenster + Fassaden Persönlich.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Haga Metallbau Gmbhhaga-metallbau.de HQ: Hofheim, GermanyReported employees: 201-500 | Hofheim, Germany | 201-500 | Exact match | 31 contacts → |
“HAGA ist ein Handwerksunternehmen, das handwerkliches Know-how mit modernster Maschinentechnik und industrieller Prozessqualität verbindet.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ALU Group Internationalalugp.com HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 30 contacts → |
“For more than 35 years, Alu Group and its subsidiaries have been providing high end aluminum building solutions to residential and commercial clients around the Globe.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gerdes Gmbhgerdes-fenster.de HQ: Lengerich, GermanyReported employees: 51-200 | Lengerich, Germany | 51-200 | Exact match | 26 contacts → |
“We are your partner for custom-made windows, entrance doors, sliding doors, façades and fire protection doors.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Rupert APP Gmbh & COapp.de HQ: Leutkirch Im Allgäu, GermanyReported employees: 201-500 | Leutkirch Im Allgäu, Germany | 201-500 | Exact match | 26 contacts → |
“Aus der im Jahre 1939 von Rupert App in Leutkirch gegründeten Schlosserei entwickelte sich ein leistungsfähiges Handwerksunternehmen mit drei modernen Fertigungsbetrieben.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | TMP Fenster Türen Gmbhtmp-fenster.de HQ: Bad Langensalza, GermanyReported employees: 201-500 | Bad Langensalza, Germany | 201-500 | Exact match | 24 contacts → |
“TMP® ist Ihr kompetenter Partner für Fenster, Türen und Fassaden.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Surber Metallbau AGsurber.ch HQ: Dietikon 1, GermanyReported employees: 11-50 | Dietikon 1, Germany | 11-50 | Exact match | 23 contacts → |
“Die Surber Metallbau AG ist ein Familienunternehmen in der 4.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Metallbau Windeck Gmbhwindeck.de HQ: Kloster Lehnin, GermanyReported employees: 51-200 | Kloster Lehnin, Germany | 51-200 | Exact match | 20 contacts → |
“Fassaden aus Aluminium-Glas und Stahl-Glas, Lichtdächer, Fenster, Türen und noch vieles mehr…Wir sind ein familiengeführtes Handwerksunternehmen mit einer über 130jährigen…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Biffar Gmbh & Co. KGbiffar.de HQ: Edenkoben, GermanyReported employees: 51-200 | Edenkoben, Germany | 51-200 | Exact match | 19 contacts → |
“Biffar ist der führende Hersteller von Haustüren, Wohnungseingangstüren, Fenstern und Vordächern mit Sitz in Deutschland.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Kräss Glascon Gmbhkraess.de HQ: Neu-ulm, GermanyReported employees: 51-200 | Neu-ulm, Germany | 51-200 | Exact match | 17 contacts → |
“Als Spezialist für professionelle Glas- und Stahlkonstruktionen, sind wir heute ein bekanntes Unternehmen mit Sitz in Neu-Ulm, Süddeutschland.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Grebenauer Metallbau Schreiner Gmbhgm-schreiner.de HQ: Grebenau, GermanyReported employees: 51-200 | Grebenau, Germany | 51-200 | Exact match | 16 contacts → |
“Seit mehr als hundert Jahren stehen wir, GMS Grebenauer Metallbau Schreiner GmbH, für hochwertige Metallbearbeitung.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | UHL Gmbh & Co.uhl-wuerzburg.de HQ: Würzburg, GermanyReported employees: 51-200 | Würzburg, Germany | 51-200 | Exact match | 16 contacts → |
“UHL GmbH is a locally leading company for steel and metal constructions in northern Bavaria.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Rossmanith Gmbhrossmanith-hd.de HQ: Heidelberg, GermanyReported employees: 51-200 | Heidelberg, Germany | 51-200 | Exact match | 16 contacts → |
“Seit 1947 besteht unser Unternehmen am Standort Heidelberg.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Otto Blecher Gmbhblecher-fenster.de HQ: Bad Laasphe, GermanyReported employees: 51-200 | Bad Laasphe, Germany | 51-200 | Exact match | 15 contacts → |
“BLECHER - Fenster und Türen mit Charakter.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Glasbau Gipser Gmbhglasbau-gipser.de HQ: Halle (saale), GermanyReported employees: 51-200 | Halle (saale), Germany | 51-200 | Exact match | 15 contacts → |
“Die Glasbau Gipser GmbH Wir blicken auf über 70 Jahre Familientradition zurück.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Hans Timm Fensterbautimm-fensterbau.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 15 contacts → |
“Hans Timm Fensterbau ist ein mittelständisches Berliner Familienunternehmen in dritter Generation.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Rathberger Gmbhrathberger.de HQ: Efringen-kirchen, GermanyReported employees: 51-200 | Efringen-kirchen, Germany | 51-200 | Exact match | 14 contacts → |
“Rathberger GmbH is a mechanical or industrial engineering company based out of Beim Breitenstein 25, Efringen-Kirchen, Rheinfelden (Baden), Germany.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Metallbau Lehr Gmbhmetallbau-lehr.de HQ: Mainz, GermanyReported employees: 51-200 | Mainz, Germany | 51-200 | Exact match | 13 contacts → |
“Unser Unternehmen hat sich erfolgreich auf die Produktion von Fenstern, Türen, Wintergärten, Fassaden und Sonderkonstruktionen spezialisiert.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | NR Metallbau Gmbhnr-metallbau.de HQ: Straelen, GermanyReported employees: 51-200 | Straelen, Germany | 51-200 | Exact match | 12 contacts → |
“Wir verleihen Fassaden Gesichter!” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Dobler-Mbm Gmbhdobler-mbm.com HQ: Möckmühl, GermanyReported employees: 51-200 | Möckmühl, Germany | 51-200 | Exact match | 12 contacts → |
“Seit Oktober 2019 ist in Möckmühl die Dobler-MBM GmbH beheimatet, welche aus der MBM Konstruktionen GmbH, gegründet 1964, hervorging.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Reckendrees Bauelemente Gmbhreckendrees-bauelemente.de HQ: Verl, GermanyReported employees: 51-200 | Verl, Germany | 51-200 | Exact match | 10 contacts → |
“Reckendrees Bauelemente GmbH ist Hersteller von Fenstern und Türen auch Kunststoff und Aluminium mit Sitz in Verl.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Habdank Metallbau Gmbh & Co. KGhabdank-metallbau.de HQ: Göppingen, GermanyReported employees: 11-50 | Göppingen, Germany | 11-50 | Exact match | 10 contacts → |
“Schwäbisch bodenständig, anpackend und zuverlässig: Das ist Habdank Metallbau.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Meban WST Gmbhmeban.de HQ: Neubrandenburg, GermanyReported employees: 51-200 | Neubrandenburg, Germany | 51-200 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | Klumpjan Gmbhklumpjan-metallbau.de HQ: Velen, GermanyReported employees: 51-200 | Velen, Germany | 51-200 | Exact match | 8 contacts → |
“Bei uns hat Innovation Tradition: Seit Jahrzehnten fertigen wir erfolgreich hochwertige Türen, Fenster und Fassaden und setzen dabei auf den einzigartigen Werkstoff Aluminium.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 539 company matches
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Steel window manufacturers: dataset insights
September 30, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
496 records in the displayed employee bands.
43 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 539 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for steel window manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many steel window manufacturers did RevenueBase find based in Germany?
The saved snapshot records 539 matching company records, 1,640 tracked contacts and 386 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 steel window manufacturers based in Germany. Snapshot: September 30, 2026. https://revenuebase.ai/companies/steel-window-manufacturers/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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