Industry code 71.200 · Telemark
Technical testing and analysis in Skien
There are 9 active companies in technical testing and analysis in Skien. No new companies have been registered in the last 12 months. Together they have 8 registered employees. The largest company is Cylinder Tech AS with 8 employees. The oldest, Bionor Laboratories AS, was founded in 1996. 67% are limited companies.
- Active companies
- 9
- New in the last 12 months
- 0
- Registered employees
- 8
- Share of limited companies
- 67 %
The largest companies in technical testing and analysis in Skien
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 | Cylinder Tech AS | 915671691 | 8 | NOK 4.3 m | 2015 |
| 2 | Annemariebraaten Anne-Marie Braaten | 920189660 | – | – | – |
| 3 | Hennum Invest AS | 926426710 | – | – | 2021 |
| 4 | Radontech AS | 928146235 | – | NOK 107k | 2021 |
| 5 | Sørøst Brannsikkerhet AS | 930576697 | – | NOK 95.5k | 2022 |
| 6 | Tormodsgard Skog, Fisk Og Naturundersøkelser | 933575179 | – | – | – |
| 7 | Bionor Laboratories AS | 976814355 | – | NOK 1.9 m | 1996 |
| 8 | Hennum Holding AS | 989833898 | – | – | 2006 |
| 9 | Brannservice Skien Knut H Semb | 995224011 | – | – | – |
Newest companies in technical testing and analysis in Skien
- Tormodsgard Skog, Fisk Og Naturundersøkelser7 Jun 2024
- Sørøst Brannsikkerhet AS3 Jan 2023
- Radontech AS16 Nov 2021
- Hennum Invest AS20 Jan 2021
- Annemariebraaten Anne-Marie Braaten22 Jan 2018
- Cylinder Tech AS3 Aug 2015
- Brannservice Skien Knut H Semb2 Mar 2010
- Hennum Holding AS22 May 2006
- Bionor Laboratories AS18 Oct 1996
Frequently asked questions
How many companies in technical testing and analysis are there in Skien?
The Register of Legal Entities lists 9 active companies in technical testing and analysis in Skien. No new companies have been registered in the last 12 months.
Which is the largest company in technical testing and analysis in Skien?
Cylinder Tech AS is the largest by number of employees, with 8 employees. The organisation number is 915671691.
How many people work in technical testing and analysis in Skien?
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 technical testing and analysis in Skien?
The oldest active company, Bionor Laboratories AS, was founded in 1996. 67% of the companies are limited companies.
Explore further
Technical testing and analysis 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 71.200. Figures are updated continuously.

