Industry code 43.2 · Buskerud
Electrical, plumbing and other construction installation activities in Kongsberg
There are 54 active companies in electrical, plumbing and other construction installation activities in Kongsberg. 1 of them were registered in the last 12 months. Together they have 199 registered employees. The largest company is Forenede Montører AS with 89 employees. The oldest, Åkern Eiendom AS, was founded in 1970. 78% are limited companies.
- Active companies
- 54
- New in the last 12 months
- 1
- Registered employees
- 199
- Share of limited companies
- 78 %
The largest companies in electrical, plumbing and other construction installation activities in Kongsberg
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 | Forenede Montører AS | 993095508 | 89 | NOK 138 m | 2008 |
| 2 | Mester Rør AS | 945148462 | 21 | NOK 32 m | 1987 |
| 3 | Alti-El AS | 928736970 | 16 | NOK 24.9 m | 2022 |
| 4 | Rørsenteret Kongsberg AS | 914481333 | 13 | NOK 27.9 m | 2014 |
| 5 | Vis Luftteknikk AS | 921404778 | 13 | NOK 9.5 m | 2018 |
| 6 | Elektrikeren Kongsberg AS | 962268161 | 11 | NOK 11.2 m | 1991 |
| 7 | El Boss AS | 924057483 | 8 | NOK 11.3 m | 2019 |
| 8 | Rørleggermester Åge K Haugerud AS | 983034039 | 8 | NOK 10.9 m | 2001 |
| 9 | Buskerud Rør & Flis AS | 998037700 | 8 | NOK 14.6 m | 2012 |
| 10 | Bever Holding AS | 913142233 | 7 | NOK 7 m | 1980 |
| 11 | Nero Anlegg AS | 931071114 | 5 | NOK 8.8 m | 2023 |
| 12 | Rørlegger Anund Aas AS | 824576122 | – | NOK 4.6 m | 2020 |
| 13 | Elektro 1624 AS | 832863432 | – | NOK 5.2 m | 2024 |
| 14 | Åkern Eiendom AS | 911757974 | – | NOK 2.1 m | 1970 |
| 15 | Mc Rør AS | 913015762 | – | NOK 3.4 m | 2013 |
| 16 | R1 Vvs AS | 913835905 | – | NOK 4.6 m | 2014 |
| 17 | N2 Teknikk AS | 914208475 | – | NOK 5.1 m | 2014 |
| 18 | Nye Bad Kongsberg AS | 915099491 | – | NOK 885.8k | 2015 |
| 19 | Hti Teknisk Isolasjon AS | 915714277 | – | NOK 1.4 m | 2015 |
| 20 | K-S Bad & Vvs AS | 916316666 | – | NOK 197.2k | 2015 |
| 21 | Ventexpert AS | 918501371 | – | NOK 6.1 m | 2017 |
| 22 | Rørlegger Ivar Tveiten AS | 920329756 | – | NOK 3.2 m | 2018 |
| 23 | Løver Telecom AS | 920356451 | – | NOK 368.5k | 2018 |
| 24 | Fm Invest & Eiendom AS | 921570953 | – | NOK 0 | 2018 |
| 25 | Steindal Ovnsmontering | 924641150 | – | – | – |
Newest companies in electrical, plumbing and other construction installation activities in Kongsberg
- Bens Full Fart Og Spenning Benjamin Hågensen17 Jun 2026
- Olafsen Elektro AS17 Sept 2025
- Lehn Tekniske23 Aug 2025
- Olafsen Elektro18 Dec 2024
- Komplettrør.no Ansari16 Aug 2024
- Duo Elektro AS9 Apr 2024
- Elektro 1624 AS22 Jan 2024
- Ra Strøm8 Jan 2024
- Kvålseth Holding AS3 Jan 2024
- K1 Service AS27 Dec 2023
Frequently asked questions
How many companies in electrical, plumbing and other construction installation activities are there in Kongsberg?
The Register of Legal Entities lists 54 active companies in electrical, plumbing and other construction installation activities in Kongsberg. 1 of them were registered in the last 12 months.
Which is the largest company in electrical, plumbing and other construction installation activities in Kongsberg?
Forenede Montører AS is the largest by number of employees, with 89 employees. The organisation number is 993095508.
How many people work in electrical, plumbing and other construction installation activities in Kongsberg?
The companies have 199 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 11 of the 25 largest companies have reported employees.
How long have there been companies in electrical, plumbing and other construction installation activities in Kongsberg?
The oldest active company, Åkern Eiendom AS, was founded in 1970. 78% of the companies are limited companies.
Explore further
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Electrical, plumbing and other construction installation activities in nearby municipalities
Other industries in the same group in Kongsberg
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 43.2. Figures are updated continuously.

