How many companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 3,800 companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry in Germany (October 2026). Most are located in North Rhine-Westphalia (734), Bavaria (716), Baden-Württemberg (584).
Key figures
Companies by federal state
| State | Number | Share | per 100,000 inh. |
|---|---|---|---|
| North Rhine-Westphalia | 734 | 19% | 4.0 |
| Bavaria | 716 | 19% | 5.4 |
| Baden-Württemberg | 584 | 15% | 5.2 |
| Lower Saxony | 386 | 10% | 4.7 |
| Hesse | 304 | 8% | 4.8 |
| Saxony | 218 | 6% | 5.3 |
| Rhineland-Palatinate | 201 | 5% | 4.8 |
| Schleswig-Holstein | 129 | 3% | 4.4 |
| Brandenburg | 107 | 3% | 4.2 |
| Berlin | 99 | 3% | 2.6 |
| Thuringia | 93 | 2% | 4.4 |
| Saxony-Anhalt | 91 | 2% | 4.2 |
| Mecklenburg-Western Pomerania | 73 | 2% | 4.5 |
| Hamburg | 65 | 2% | 3.4 |
| Saarland | 34 | 1% | 3.4 |
| Bremen | 22 | 1% | 3.1 |
| Germany | 3,863 | 100% | 4.6 |
Cities with the most companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry
Digitalization
46% of companies in the “Heating, refrigeration and air conditioning technology – 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 “Heating, refrigeration and air conditioning technology – manufacturing” industry are there in Germany?
The B2B database of dieanalysten GmbH alone lists more than 3,800 companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry in Germany (October 2026). Most are located in North Rhine-Westphalia (734), Bavaria (716), Baden-Württemberg (584).
Which German cities have the most companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry?
Berlin (99), Hamburg (70), Munich (46), Cologne (32), Stuttgart (30).
How many companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry in Germany have a website?
54% 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 3,800 companies in the “Heating, refrigeration and air conditioning technology – manufacturing” industry in Germany (source: dieanalysten B2B database, October 2026, https://adressen.dieanalysten.com/en/statistics/heating-refrigeration-and-air-conditioning-technology-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.