How many companies in the “Underfloor heating – installation” industry are there in North Rhine-Westphalia?
The B2B database of dieanalysten GmbH alone lists more than 350 companies in the “Underfloor heating – installation” industry in North Rhine-Westphalia, Germany (October 2026). North Rhine-Westphalia ranks #2 of 16 German states with 2.2 per 100,000 inhabitants (national average: 2.9).
Key figures North Rhine-Westphalia
Cities in North Rhine-Westphalia
→ Underfloor heating – installation in all of Germany
Frequently asked questions
How many companies in the “Underfloor heating – installation” industry are there in North Rhine-Westphalia?
The B2B database of dieanalysten GmbH alone lists more than 350 companies in the “Underfloor heating – installation” industry in North Rhine-Westphalia, Germany (October 2026). North Rhine-Westphalia ranks #2 of 16 German states with 2.2 per 100,000 inhabitants (national average: 2.9).
Where in North Rhine-Westphalia are most companies in the “Underfloor heating – installation” industry?
Most are located in Duisburg (9), Düsseldorf (9), Dortmund (8).
Cite this number
The B2B database of dieanalysten GmbH alone lists more than 350 companies in the “Underfloor heating – installation” industry in North Rhine-Westphalia (source: dieanalysten B2B database, October 2026, https://adressen.dieanalysten.com/en/statistics/underfloor-heating-installation/north-rhine-westphalia).
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.