Industry code 42.1 · Trøndelag
Construction of roads and railways in Trondheim
There are 11 active companies in construction of roads and railways in Trondheim. No new companies have been registered in the last 12 months. Together they have 144 registered employees. The largest company is Aarsleff Rail AS with 86 employees. The oldest, Tenneldalsvegen Ba, was founded in 1995. 82% are limited companies.
- Active companies
- 11
- New in the last 12 months
- 0
- Registered employees
- 144
- Share of limited companies
- 82 %
The largest companies in construction of roads and railways in Trondheim
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 | Aarsleff Rail AS | 925751189 | 86 | NOK 363.6 m | 2020 |
| 2 | Grunnarbeid Entreprenør AS | 926819240 | 29 | NOK 75.1 m | 2021 |
| 3 | Trøndelag Freseservice AS | 829346672 | 16 | NOK 45.1 m | 2022 |
| 4 | Asfaltservice Trondheim AS | 926590359 | 8 | NOK 16.5 m | 2021 |
| 5 | Norbridge AS | 995498324 | 5 | NOK 1.9 m | 2010 |
| 6 | Singstad Holding AS | 826801492 | – | NOK 0 | 2021 |
| 7 | Mika Enterprise AS | 830194002 | – | NOK 1 m | 2022 |
| 8 | Tenneldalsvegen Ba | 869599182 | – | – | 1995 |
| 9 | Aarsleff Rail NUF | 919234237 | – | – | – |
| 10 | Svenska Infragruppen AS | 921039352 | – | – | 2018 |
| 11 | Wogn Holding AS | 926590596 | – | – | 2021 |
Newest companies in construction of roads and railways in Trondheim
- Mika Enterprise AS8 Nov 2022
- Trøndelag Freseservice AS13 Jun 2022
- Grunnarbeid Entreprenør AS18 Mar 2021
- Singstad Holding AS16 Mar 2021
- Asfaltservice Trondheim AS15 Feb 2021
- Wogn Holding AS15 Feb 2021
- Aarsleff Rail AS6 Oct 2020
- Svenska Infragruppen AS12 Jul 2018
- Aarsleff Rail NUF12 Jul 2017
- Norbridge AS10 May 2010
Frequently asked questions
How many companies in construction of roads and railways are there in Trondheim?
The Register of Legal Entities lists 11 active companies in construction of roads and railways in Trondheim. No new companies have been registered in the last 12 months.
Which is the largest company in construction of roads and railways in Trondheim?
Aarsleff Rail AS is the largest by number of employees, with 86 employees. The organisation number is 925751189.
How many people work in construction of roads and railways in Trondheim?
The companies have 144 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 5 of the 25 largest companies have reported employees.
How long have there been companies in construction of roads and railways in Trondheim?
The oldest active company, Tenneldalsvegen Ba, was founded in 1995. 82% of the companies are limited companies.
Explore further
Construction of roads and railways in nearby municipalities
Other industries in the same group in Trondheim
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 42.1. Figures are updated continuously.

