Industry code 42.2 · Vestfold
Construction of utility projects in Tønsberg
There are 6 active companies in construction of utility projects in Tønsberg. No new companies have been registered in the last 12 months. Together they have 10 registered employees. The largest company is Vestfold Miljø Prosess AS with 5 employees. The oldest, Transtema Sem AS, was founded in 1956. 83% are limited companies.
- Active companies
- 6
- New in the last 12 months
- 0
- Registered employees
- 10
- Share of limited companies
- 83 %
The largest companies in construction of utility projects in Tønsberg
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 | Vestfold Miljø Prosess AS | 922328641 | 5 | NOK 3.1 m | 2019 |
| 2 | Vestfold Rørindustri AS | 925598127 | 5 | NOK 13.6 m | 2020 |
| 3 | Olimb Rørfornying Øst AS | 832166332 | – | NOK 4 m | 2023 |
| 4 | Transtema Sem AS | 915798489 | – | NOK 61.1 m | 1956 |
| 5 | Vri Holding AS | 925342890 | – | – | 2020 |
| 6 | Frigstad Diving | 996154955 | – | – | – |
Newest companies in construction of utility projects in Tønsberg
- Olimb Rørfornying Øst AS3 Oct 2023
- Vestfold Rørindustri AS7 Sept 2020
- Vri Holding AS20 Aug 2020
- Vestfold Miljø Prosess AS4 Mar 2019
- Frigstad Diving31 Jan 2011
- Transtema Sem AS19 Feb 1995
Frequently asked questions
How many companies in construction of utility projects are there in Tønsberg?
The Register of Legal Entities lists 6 active companies in construction of utility projects in Tønsberg. No new companies have been registered in the last 12 months.
Which is the largest company in construction of utility projects in Tønsberg?
Vestfold Miljø Prosess AS is the largest by number of employees, with 5 employees. The organisation number is 922328641.
How many people work in construction of utility projects in Tønsberg?
The companies have 10 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 2 of the 25 largest companies have reported employees.
How long have there been companies in construction of utility projects in Tønsberg?
The oldest active company, Transtema Sem AS, was founded in 1956. 83% of the companies are limited companies.
Explore further
Construction of utility projects in nearby municipalities
Other industries in the same group in Tønsberg
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 42.2. Figures are updated continuously.

