Industry code 41 · Innlandet
Construction of buildings in Os
There are 18 active companies in construction of buildings in Os. No new companies have been registered in the last 12 months. Together they have 32 registered employees. The largest company is Os Entreprenør AS with 19 employees. The oldest, Os Byggservice AS, was founded in 2000. 33% are limited companies.
- Active companies
- 18
- New in the last 12 months
- 0
- Registered employees
- 32
- Share of limited companies
- 33 %
The largest companies in construction of buildings in Os
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 | Os Entreprenør AS | 986662707 | 19 | NOK 35.4 m | 2004 |
| 2 | Hsw Bygg AS | 918842551 | 7 | NOK 13.1 m | 2017 |
| 3 | Dalsbygda Bygg Og Laft AS | 913145119 | 6 | NOK 6.2 m | 2014 |
| 4 | Bygg Og Tømrermester Arne Brenna | 869958522 | – | – | – |
| 5 | Os Byggservice AS | 881501902 | – | NOK 0 | 2000 |
| 6 | Domokos Siscalo | 896906542 | – | – | – |
| 7 | Byggmester Jan Kvilvang | 920185436 | – | – | – |
| 8 | Ryen Tradisjonsbygg | 920524869 | – | – | – |
| 9 | Saltdalshytta Rørosregionen AS | 928270386 | – | NOK 7.4 m | 2021 |
| 10 | Storgjelten Tre AS | 934962664 | – | NOK 1.1 m | 2025 |
| 11 | Leif Olav Ryen Salg Og Hytteservice | 951847917 | – | – | – |
| 12 | Feragen Ole Anders | 970325352 | – | – | – |
| 13 | Mats Spånberg | 970564098 | – | – | – |
| 14 | Os Handlaft Innehaver Per Einar Lian | 980154971 | – | – | – |
| 15 | Kolbjørn Vegar Os | 980220842 | – | – | – |
| 16 | Solems Småhus | 981518950 | – | – | – |
| 17 | Røros Laft Og Restaurering V/ Henrik Feragen | 996632490 | – | – | – |
| 18 | Øyvind Aamo | 997711831 | – | – | – |
Newest companies in construction of buildings in Os
- Storgjelten Tre AS3 Feb 2025
- Saltdalshytta Rørosregionen AS14 Dec 2021
- Ryen Tradisjonsbygg1 Mar 2018
- Byggmester Jan Kvilvang3 Jan 2018
- Hsw Bygg AS7 Apr 2017
- Dalsbygda Bygg Og Laft AS25 Feb 2014
- Øyvind Aamo17 Dec 2011
- Domokos Siscalo25 May 2011
- Røros Laft Og Restaurering V/ Henrik Feragen1 Mar 2011
- Os Entreprenør AS29 Mar 2004
Frequently asked questions
How many companies in construction of buildings are there in Os?
The Register of Legal Entities lists 18 active companies in construction of buildings in Os. No new companies have been registered in the last 12 months.
Which is the largest company in construction of buildings in Os?
Os Entreprenør AS is the largest by number of employees, with 19 employees. The organisation number is 986662707.
How many people work in construction of buildings in Os?
The companies have 32 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 3 of the 25 largest companies have reported employees.
How long have there been companies in construction of buildings in Os?
The oldest active company, Os Byggservice AS, was founded in 2000. 33% of the companies are limited companies.
Explore further
Construction of buildings in nearby municipalities
Sub-industries in Os
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 41. Figures are updated continuously.

