Industry code 43.23 · Akershus
Installation of insulation in Bærum
There are 5 active companies in installation of insulation in Bærum. No new companies have been registered in the last 12 months. Together they have 8 registered employees. The largest company is Arve Ryen & Sønn Isolasjonsfirma AS with 8 employees. The oldest, Arve Ryen & Sønn Isolasjonsfirma AS, was founded in 1997. 60% are limited companies.
- Active companies
- 5
- New in the last 12 months
- 0
- Registered employees
- 8
- Share of limited companies
- 60 %
The largest companies in installation of insulation in Bærum
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 | Arve Ryen & Sønn Isolasjonsfirma AS | 977479665 | 8 | NOK 10.9 m | 1997 |
| 2 | Tore Kristiansen | 929843398 | – | – | – |
| 3 | Asker Og Bærum Blåseisolering AS | 936175538 | – | NOK 53.7k | 2025 |
| 4 | S J Isolering Veli Erkki Sakari Jokilehto | 978632491 | – | – | – |
| 5 | Isolasjonsteknikk AS | 979118759 | – | NOK 1.7 m | 1997 |
Newest companies in installation of insulation in Bærum
- Asker Og Bærum Blåseisolering AS16 Sept 2025
- Tore Kristiansen28 Sept 2022
- Isolasjonsteknikk AS4 Aug 1997
- S J Isolering Veli Erkki Sakari Jokilehto17 Jun 1997
- Arve Ryen & Sønn Isolasjonsfirma AS24 Apr 1997
Frequently asked questions
How many companies in installation of insulation are there in Bærum?
The Register of Legal Entities lists 5 active companies in installation of insulation in Bærum. No new companies have been registered in the last 12 months.
Which is the largest company in installation of insulation in Bærum?
Arve Ryen & Sønn Isolasjonsfirma AS is the largest by number of employees, with 8 employees. The organisation number is 977479665.
How many people work in installation of insulation in Bærum?
The companies have 8 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 1 of the 25 largest companies have reported employees.
How long have there been companies in installation of insulation in Bærum?
The oldest active company, Arve Ryen & Sønn Isolasjonsfirma AS, was founded in 1997. 60% of the companies are limited companies.
Explore further
Installation of insulation in nearby municipalities
Other industries in the same group in Bærum
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 43.23. Figures are updated continuously.

