How many window and door installers are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 7,400 window and door installers in Germany (October 2026). The total number of window and door installers in Germany is therefore at least 7,400. Most are located in North Rhine-Westphalia (1,471), Baden-Württemberg (1,377), Bavaria (1,163).
Key figures
Window and door installers by federal state
| State | Number | Share | per 100,000 inh. |
|---|---|---|---|
| North Rhine-Westphalia | 1,471 | 20% | 8.1 |
| Baden-Württemberg | 1,377 | 18% | 12.2 |
| Bavaria | 1,163 | 16% | 8.7 |
| Lower Saxony | 644 | 9% | 7.9 |
| Hesse | 502 | 7% | 7.9 |
| Rhineland-Palatinate | 432 | 6% | 10.4 |
| Saxony | 386 | 5% | 9.4 |
| Brandenburg | 282 | 4% | 11.0 |
| Schleswig-Holstein | 251 | 3% | 8.5 |
| Thuringia | 217 | 3% | 10.2 |
| Berlin | 195 | 3% | 5.0 |
| Saxony-Anhalt | 174 | 2% | 7.9 |
| Mecklenburg-Western Pomerania | 124 | 2% | 7.6 |
| Saarland | 95 | 1% | 9.6 |
| Hamburg | 94 | 1% | 4.9 |
| Bremen | 41 | 1% | 5.9 |
| Germany | 7,459 | 100% | 8.8 |
Cities with the most window and door installers
Digitalization
42% of window and door installers have no website of their own. By state →
Frequently asked questions
How many window and door installers are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 7,400 window and door installers in Germany (October 2026). The total number of window and door installers in Germany is therefore at least 7,400. Most are located in North Rhine-Westphalia (1,471), Baden-Württemberg (1,377), Bavaria (1,163).
Which German cities have the most window and door installers?
Berlin (185), Hamburg (97), Cologne (59), Munich (58), Stuttgart (57).
How many window and door installers in Germany have a website?
58% have their own website, 53% an email address.
How current is this number?
It is recalculated daily from the current database. Last update: October 18, 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 7,400 window and door installers in Germany (source: dieanalysten B2B database, October 2026, https://www.dieanalysten.com/en/statistics/window-and-door-installers).
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 18, 2026.