How many companies in the “Windows – sales and installation” industry are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 1,200 companies in the “Windows – sales and installation” industry in Germany (October 2026). Most are located in Bavaria (231), North Rhine-Westphalia (227), Baden-Württemberg (155).
Key figures
Companies by federal state
| State | Number | Share | per 100,000 inh. |
|---|---|---|---|
| Bavaria | 231 | 18% | 1.7 |
| North Rhine-Westphalia | 227 | 18% | 1.3 |
| Baden-Württemberg | 155 | 12% | 1.4 |
| Lower Saxony | 107 | 8% | 1.3 |
| Saxony | 95 | 7% | 2.3 |
| Rhineland-Palatinate | 76 | 6% | 1.8 |
| Hesse | 71 | 5% | 1.1 |
| Brandenburg | 63 | 5% | 2.5 |
| Thuringia | 61 | 5% | 2.9 |
| Schleswig-Holstein | 57 | 4% | 1.9 |
| Saxony-Anhalt | 50 | 4% | 2.3 |
| Mecklenburg-Western Pomerania | 32 | 2% | 2.0 |
| Berlin | 29 | 2% | 0.7 |
| Saarland | 18 | 1% | 1.8 |
| Hamburg | 10 | 1% | 0.5 |
| Bremen | 2 | 0% | 0.3 |
| Germany | 1,292 | 100% | 1.5 |
Cities with the most companies in the “Windows – sales and installation” industry
Digitalization
45% of companies in the “Windows – sales and installation” industry have no website of their own.
Related industries
- Electronics and computers – retail61,219
- Food and beverage – retail92,757
- Landscaping and gardening41,940
- Grocery store76,800
- Building and civil engineering69,028
- Fashion and textiles – retail52,547
- Computers and accessories – retail25,710
- Cosmetics – retail51,005
- Sporting goods store50,800
- Medical device – retail24,892
- Farm shop and direct marketing23,796
- Electrical installation47,519
- Metal construction22,799
- Bakery32,562
- Butcher shop19,342
- Clothing – retail38,615
Frequently asked questions
How many companies in the “Windows – sales and installation” industry are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 1,200 companies in the “Windows – sales and installation” industry in Germany (October 2026). Most are located in Bavaria (231), North Rhine-Westphalia (227), Baden-Württemberg (155).
Which German cities have the most companies in the “Windows – sales and installation” industry?
Berlin (26), Munich (12), Dresden (11), Hamburg (10), Stuttgart (9).
How many companies in the “Windows – sales and installation” industry in Germany have a website?
55% have their own website, 34% an email address.
How current is this number?
It is recalculated daily from the current database. Last update: October 10, 2026. Businesses in liquidation or with a recognizable closure are not counted.
Cite this number
The B2B database of dieanalysten GmbH alone lists more than 1,200 companies in the “Windows – sales and installation” industry in Germany (source: dieanalysten B2B database, October 2026, https://adressen.dieanalysten.com/en/statistics/windows-sales-and-installation).
The statistics are licensed under CC BY 4.0: free to use, including commercially, with attribution “dieanalysten” and a link.
Method: businesses in the database of dieanalysten GmbH minus a 5% safety margin; businesses in liquidation or with a recognizable closure are excluded. See methodology. As of October 10, 2026.