How many companies in the “Water treatment systems – manufacturing” industry are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 160 companies in the “Water treatment systems – manufacturing” industry in Germany (October 2026). Most are located in Baden-Württemberg (47), Bavaria (36), North Rhine-Westphalia (23).
Key figures
Companies by federal state
| State | Number | Share | per 100,000 inh. |
|---|---|---|---|
| Baden-Württemberg | 47 | 28% | 0.4 |
| Bavaria | 36 | 21% | 0.3 |
| North Rhine-Westphalia | 23 | 14% | 0.1 |
| Hesse | 16 | 10% | 0.3 |
| Lower Saxony | 13 | 8% | 0.2 |
| Saxony | 6 | 4% | 0.1 |
| Rhineland-Palatinate | 5 | 3% | 0.1 |
| Schleswig-Holstein | 3 | 2% | 0.1 |
| Thuringia | 3 | 2% | 0.1 |
| Saarland | 2 | 1% | 0.2 |
| Hamburg | 2 | 1% | 0.1 |
| Mecklenburg-Western Pomerania | 1 | 1% | 0.1 |
| Brandenburg | 1 | 1% | 0.0 |
| Berlin | 0 | 0% | 0.0 |
| Saxony-Anhalt | 0 | 0% | 0.0 |
| Germany | 168 | 100% | 0.2 |
Cities with the most companies in the “Water treatment systems – manufacturing” industry
Digitalization
28% of companies in the “Water treatment systems – manufacturing” industry have no website of their own.
Related industries
- Building materials – manufacturing62,989
- Roofing membranes and bitumen felt – manufacturing46,830
- Metal construction22,799
- Printed products and paper – manufacturing18,115
- Printing company15,999
- Mechanical engineering21,355
- Food and beverage – manufacturing21,015
- Building components – manufacturing16,245
- Optics, precision mechanics, medical technology – manufacturing15,429
- Steel and metal construction7,246
- Food – manufacturing13,471
- Prefabricated wooden houses and timber components – manufacturing6,682
- Metal goods – manufacturing12,616
- Metalworking11,465
- Woodworking11,275
- Stamped and formed parts – manufacturing10,697
Frequently asked questions
How many companies in the “Water treatment systems – manufacturing” industry are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 160 companies in the “Water treatment systems – manufacturing” industry in Germany (October 2026). Most are located in Baden-Württemberg (47), Bavaria (36), North Rhine-Westphalia (23).
Which German cities have the most companies in the “Water treatment systems – manufacturing” industry?
Achern (5), Hamburg (2), Nuremberg (2), Bad Kissingen (1), Bad Nauheim (1).
How many companies in the “Water treatment systems – manufacturing” industry in Germany have a website?
72% have their own website, 46% 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 160 companies in the “Water treatment systems – manufacturing” industry in Germany (source: dieanalysten B2B database, October 2026, https://adressen.dieanalysten.com/en/statistics/water-treatment-systems-manufacturing).
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.