Industry code 43.22 · Akershus
Plumbing, heat and air-conditioning installation in Asker
There are 124 active companies in plumbing, heat and air-conditioning installation in Asker. 7 of them were registered in the last 12 months. Together they have 479 registered employees. The largest company is Bryn Byggklima AS with 256 employees. The oldest, Bwt Birger Christensen AS, was founded in 1962. 70% are limited companies.
- Active companies
- 124
- New in the last 12 months
- 7
- Registered employees
- 479
- Share of limited companies
- 70 %
The largest companies in plumbing, heat and air-conditioning installation in Asker
Sorted by number of employees. Figures are from the Register of Legal Entities and the Register of Company Accounts.
| # | Company | Org. no. | Employees | Revenue | Founded |
|---|---|---|---|---|---|
| 1 | Bryn Byggklima AS | 984005288 | 256 | NOK 734 m | 2001 |
| 2 | Andersen Og Aksnes Rørleggerbedrift AS | 911978261 | 62 | NOK 159 m | 2013 |
| 3 | Bwt Birger Christensen AS | 911031329 | 40 | NOK 169.2 m | 1962 |
| 4 | Snersrud & Pedersen AS | 922609993 | 38 | NOK 132.9 m | 2019 |
| 5 | Asker Rørleggerbedrift AS | 933296636 | 11 | NOK 12.4 m | 2024 |
| 6 | Hurum Rør AS | 886606672 | 10 | NOK 19 m | 2004 |
| 7 | Sofienberg Rør Og Varme AS | 930880795 | 9 | NOK 16.7 m | 2023 |
| 8 | Rørkompaniet AS | 963328389 | 9 | NOK 17.7 m | 1992 |
| 9 | Asker Ventilasjon AS | 985779686 | 9 | NOK 14.2 m | 2003 |
| 10 | Klim-Jas Ventilasjon AS | 937107293 | 7 | – | 2026 |
| 11 | Vann Og Avløpsteknikk AS | 980161188 | 7 | NOK 19.3 m | 1998 |
| 12 | Jsg AS | 930470864 | 6 | NOK 7.9 m | 2022 |
| 13 | Løvås Rør AS | 916217552 | 5 | NOK 16.2 m | 2015 |
| 14 | Rmti AS | 934231120 | 5 | NOK 16.7 m | 2024 |
| 15 | Asker Rør AS | 935647010 | 5 | NOK 8.1 m | 1984 |
| 16 | Korsdalen Rørservice | 821487552 | – | – | – |
| 17 | Brage Kalager Folkvord | 830117032 | – | – | – |
| 18 | Asker Varmepumpeservice AS | 836074912 | – | – | 2025 |
| 19 | Abrs Rør Sætre AS | 899327632 | – | NOK 300.1k | 2012 |
| 20 | Rør Vvs Service Wilhelm Arkadiusz Kacprzak | 911733110 | – | – | – |
| 21 | Raks AS | 911978199 | – | NOK 0 | 2013 |
| 22 | Asker & Bærum Vvs AS | 913065816 | – | NOK 0 | 2014 |
| 23 | Oslo Rørteknikk Tomas Vascila | 913568397 | – | – | – |
| 24 | Asker Og Røyken Rør AS | 913928113 | – | NOK 5.8 m | 2014 |
| 25 | Rørlegger Sjur Horgen | 913982037 | – | – | – |
Newest companies in plumbing, heat and air-conditioning installation in Asker
- Shawahna22 Sept 2026
- Flow Rørlegger AS8 Jul 2026
- Småjobber- Asker AS25 Jun 2026
- Yosief B. Mehari Rørlegger24 Mar 2026
- Coolbygg Garycki20 Mar 2026
- Hagas Rørteknikk AS19 Feb 2026
- Klim-Jas Ventilasjon AS5 Feb 2026
- Rørlegger Alexander Nygard22 Sept 2025
- Asker Varmepumpeservice AS2 Sept 2025
- Stokkenes Holding AS13 Aug 2025
Frequently asked questions
How many companies in plumbing, heat and air-conditioning installation are there in Asker?
The Register of Legal Entities lists 124 active companies in plumbing, heat and air-conditioning installation in Asker. 7 of them were registered in the last 12 months.
Which is the largest company in plumbing, heat and air-conditioning installation in Asker?
Bryn Byggklima AS is the largest by number of employees, with 256 employees. The organisation number is 984005288.
How many people work in plumbing, heat and air-conditioning installation in Asker?
The companies have 479 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 15 of the 25 largest companies have reported employees.
How long have there been companies in plumbing, heat and air-conditioning installation in Asker?
The oldest active company, Bwt Birger Christensen AS, was founded in 1962. 70% of the companies are limited companies.
Explore further
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Plumbing, heat and air-conditioning installation in nearby municipalities
Other industries in the same group in Asker
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 43.22. Figures are updated continuously.

