Industry code 43.222 · Østfold
Installation of refrigeration, heat pumps and fireplaces in Fredrikstad
There are 14 active companies in installation of refrigeration, heat pumps and fireplaces in Fredrikstad. 2 of them were registered in the last 12 months. The oldest, Skorsteinspesialisten AS, was founded in 2013. 43% are limited companies.
- Active companies
- 14
- New in the last 12 months
- 2
- Registered employees
- –
- Share of limited companies
- 43 %
The largest companies in installation of refrigeration, heat pumps and fireplaces in Fredrikstad
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 | Skorsteinspesialisten AS | 912405664 | – | NOK 912.5k | 2013 |
| 2 | Fredrikstad Kjøle Montage AS | 916582447 | – | NOK 4.3 m | 2016 |
| 3 | Mikkelsen Montering | 917074771 | – | – | – |
| 4 | Acutus AS | 924952024 | – | – | 2020 |
| 5 | Lothe Håndverk AS | 926695584 | – | NOK 5.9 m | 2021 |
| 6 | Leif Olsen Varmepumper & Boligrehabilitering AS | 928174360 | – | NOK 809.8k | 2021 |
| 7 | Rørleggermester Thorvaldsen Consulting Ulf Thorvaldsen | 929331222 | – | – | – |
| 8 | Sivil Ingeniør Umar Askhabov | 930124478 | – | – | – |
| 9 | Knut Ottersen Varmepumper Kuldeteknikk | 931733745 | – | – | – |
| 10 | Stig Larsen | 934822145 | – | – | – |
| 11 | Varmepumpethor AS | 935745608 | – | NOK 372.6k | 2025 |
| 12 | Myrvold Klima & Energi | 936713246 | – | – | – |
| 13 | Stensrud Varmepumpeservice | 937812965 | – | – | – |
| 14 | Leif Olsen Varmepumper & Boligrehabilitering | 985412103 | – | – | – |
Newest companies in installation of refrigeration, heat pumps and fireplaces in Fredrikstad
- Stensrud Varmepumpeservice2 Jun 2026
- Myrvold Klima & Energi5 Dec 2025
- Varmepumpethor AS25 Jun 2025
- Stig Larsen10 Jan 2025
- Knut Ottersen Varmepumper Kuldeteknikk18 Jul 2023
- Sivil Ingeniør Umar Askhabov31 Oct 2022
- Rørleggermester Thorvaldsen Consulting Ulf Thorvaldsen11 Jun 2022
- Leif Olsen Varmepumper & Boligrehabilitering AS19 Nov 2021
- Lothe Håndverk AS2 Mar 2021
- Acutus AS21 Apr 2020
Frequently asked questions
How many companies in installation of refrigeration, heat pumps and fireplaces are there in Fredrikstad?
The Register of Legal Entities lists 14 active companies in installation of refrigeration, heat pumps and fireplaces in Fredrikstad. 2 of them were registered in the last 12 months.
Which company is the largest in installation of refrigeration, heat pumps and fireplaces in Fredrikstad?
None of the companies have registered a number of employees. Skorsteinspesialisten AS (org. no. 912405664) is one of the registered companies.
How long have there been companies in installation of refrigeration, heat pumps and fireplaces in Fredrikstad?
The oldest active company, Skorsteinspesialisten AS, was founded in 2013. 43% of the companies are limited companies.
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Installation of refrigeration, heat pumps and fireplaces in nearby municipalities
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 43.222. Figures are updated continuously.

