Company lists · Data refreshed September 2026
Top 24 Skylights and window companies based in Austria
RevenueBase identified 44 skylights and window companies headquartered in Austria as of September 2026 and tracks 661 professional contacts across them, including 232 with verified work emails. Wien is the largest hub.
This list covers skylights and window companies headquartered in Austria, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 24 largest skylights and window companies based in Austria
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 192 contacts → | ||||
Indirect evidence “HELLA hat es sich seit Gründung im Jahre 1959 zur Aufgabe gemacht, für Kunden die jeweils beste Lösung zu finden.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 2 | 190 contacts → | ||||
Partial evidence “Internorm is Europe's largest window brand and distributes its high quality products via 11 Internorm offices and 1300 distribution partners in 21 countries.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 3 | 32 contacts → | ||||
Indirect evidence “gegründet ist REKORD heute Österreichs am schnellsten wachsende Fenstermarke.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 4 | 26 contacts → | ||||
Indirect evidence “Ihr Zuhause verdient das Beste.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 5 | 26 contacts → | ||||
Indirect evidence “Distinguished and challenging building envelopes and customized con- structions – this is what Fill stands for.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 6 | 14 contacts → | ||||
Indirect evidence “Wir bei Freisinger Fenster schaffen Fenster und Türen für Menschen, die mehr wollen als Standard.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 7 | 4 contacts → | ||||
Indirect evidence “FAKRO bietet innovative Lösungen für das Dachgeschoß: Dachfenster, Flachdachfenster, Bodentreppen sowie Zubehör wie z.B.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 8 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 9 | 3 contacts → | ||||
Indirect evidence “Alu-Glas-Technik wurde 1994 von Manfred und Anita Grabher gegründet und wird nun in zweiter Generation von Andreas Märk und Katharina Grabher-Märk geführt.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 10 | 3 contacts → | ||||
Indirect evidence “Tageslichttechnik, Dachausstiegslösungen, Glasoberlichter für Lüftung und Entrauchung sind unsere Leidenschaft und Kernkompetenz.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 11 | 3 contacts → | ||||
Indirect evidence “Schmidtvision – Hochwertige Fenster & Türen für anspruchsvolle Architektur Architektur lebt von Details – und wir liefern sie.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 12 | 3 contacts → | ||||
Indirect evidence “Der kompetente Ansprechpartner für Ihr Projekt im Bereich Fenster, Hauseingangstüren und Sonnenschutz bei Neubau und Sanierung seit 1982.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Indirect evidence “Als österreichischer Produzent und Spezialist für die Erzeugung, Montage und Wartung von Lichtkuppeln in den verschiedensten Ausführungen und Formaten und mit den höchsten…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 14 | 2 contacts → | ||||
Indirect evidence “Glassarchitektur, Wintergärten, Schiebesysteme, solarwintergärten, Axaar das größte Dachflächenfenster der Welt Wohnraumerweiterung, Anbau, Umbau und Sanierung” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2 contacts → | ||||
Indirect evidence “Nasce una nuova generazione di finestre: Belle come il legno, Forti come l'allumino, Vantaggiose come il pvc.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Indirect evidence “Willkommen bei ALUCLIP, Ihrem Experten für die thermische Sanierung von Fenstern und Türen!” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 17 | 1 contacts → | ||||
Indirect evidence “Als langjähriger Familienbetrieb aus der Buckligen Welt bei Wiener Neustadt steigern wir mit unseren hochwertigen Produkten Ihre Lebensqualität und sind auf folgende Bereiche…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 18 | 1 contacts → | ||||
Indirect evidence “Josef Meidinger Ges.m.b.H.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Partial evidence “Bei uns finden Sie | Wintergarten | Sommergarten | Beschattung | Windfang | Überdachung | Terrassenverbau | Geländer | Zaun | Eingangsverbau | Vordach | Carport |…” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Indirect evidence “Seit über 40 Jahren Ihr Profi rund um das Flachdach Marktführend in Österreich und mit dem Know-how für Lichtkuppel, Lichtband, Flachdachfenster und Gullys.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Indirect evidence “Unser Leistungsspektrum umfasst neben Wintergärten auch Fenster, den Bau von Pergolen und Carports sowie Terrassenüberdachungen.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence “Pfisterer GmbH - AluFusion Fenster vom Erfinder” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “Spenglerei & Glaserei Paul Wimmer GmbH is a company based out of RETTENBACHSTRASSE 4, Mittersill, Salzburg, Austria.” Source: RevenueBase Database · checked Sep 22, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: skylights and window companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names skylights and window companies.
- Partial evidence
- Its own public description names part of skylights and window companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name skylights and window companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 24 of 44 skylights and window companies based in Austria
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Skylights and window companies based in Austria at a glance
As of Sep 22, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Austria, so it is reported there. Company counts and contact totals on this page are exact for Austria, over 44 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among skylights and window companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Austria whose own description of what they do matches “skylights and window companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names skylights and window companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among skylights and window companies, and records with no verified work email. Companies headquartered outside Austria are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 232 across the full list. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names skylights and window companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many skylights and window companies are there based in Austria?
RevenueBase identified 44 skylights and window companies headquartered in Austria as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Hella Sonnen- UND Wetterschutztechnik Gmbh, headquartered in Austria, tops this list with the largest team on record.
Which city has the most skylights and window companies?
Wien leads with 4 headquartered companies, followed by Innsbruck (2) and Lustenau (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 232 verified decision-maker contacts tracked across these 44 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 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 Smart Search, 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.
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