Industry code 33 · Telemark

Repair and installation of machinery and equipment in Porsgrunn

There are 41 active companies in repair and installation of machinery and equipment in Porsgrunn. 5 of them were registered in the last 12 months. Together they have 1,355 registered employees. The largest company is Bilfinger Norway AS with 1,241 employees. The oldest, Brubakken AS, was founded in 1974. 37% are limited companies.

Active companies: 41
New in the last 12 months: 5
Registered employees: 1,355
Share of limited companies: 37 %

The largest companies in repair and installation of machinery and equipment in Porsgrunn

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	Bilfinger Norway AS	988996564	1,241	NOK 2.1 bn	2005
2	Brubakken AS	930730556	48	NOK 197.7 m	1974
3	Vms Porsgrunn AS	986754199	35	NOK 117.2 m	2004
4	Ts Site Services AS	823164912	16	NOK 35.3 m	1979
5	Motor & Generator Service AS	912533034	15	NOK 48.3 m	2013
6	Uve Cleantech AS	819427852	–	–	2017
7	Christensen Consultant Service	821286492	–	–	–
8	B&u Service AS	831884142	–	NOK 2.4 m	2023
9	Seil Med Larsen Riggverksted AS	838012892	–	–	2026
10	Catamaran Powerboats Factory/ Jan Tore Bøydler	912556530	–	–	–
11	Hovenga Rep Service AS	916943466	–	NOK 0	2016
12	Sb Bioservice Steen Steve Poulsen Bro	918807160	–	–	–
13	Øverbø Service	922361428	–	–	–
14	Kylstad Multiservice	923340483	–	–	–
15	Jt Service V / Thorsen	925471941	–	–	–
16	Hansen Mek & Rep	925978361	–	–	–
17	Wetherill Marine	926036874	–	–	–
18	Rms Røllander Mekanikk & Sveis	928937488	–	–	–
19	Andvik Propellers AS	929121570	–	NOK 4.1 m	2024
20	Yacht Tech AS	929607120	–	NOK 549.4k	2022
21	Seilbåtservice Vest - Welin-Larsen	930734438	–	–	–
22	Solheim Industriservice	930864579	–	–	–
23	Jørn's Båt Og Hytteservice AS	931518607	–	NOK 992.1k	2023
24	Kristian Tovslid Johannessen	933392821	–	–	–
25	Roy Arne Breivik Service Og Vedlikehold	933762300	–	–	–

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Newest companies in repair and installation of machinery and equipment in Porsgrunn

Dunkservice AS10 Oct 2026
Roy Arne Breivik Konkursbo25 Aug 2026
Seil Med Larsen Riggverksted AS30 Jun 2026
Cvijetic Group22 Jun 2026
Vrålstad Engineering AS26 Feb 2026
Sulutvedt Industritjenester25 Oct 2025
Teralift Terje Ragnhildrød15 Oct 2025
Granly Mekanisk24 Sept 2025
Bjørn Berntz Båt13 May 2025
Bjørntvedt Industri4 May 2025

Frequently asked questions

How many companies in repair and installation of machinery and equipment are there in Porsgrunn?

The Register of Legal Entities lists 41 active companies in repair and installation of machinery and equipment in Porsgrunn. 5 of them were registered in the last 12 months.

Which is the largest company in repair and installation of machinery and equipment in Porsgrunn?

Bilfinger Norway AS is the largest by number of employees, with 1,241 employees. The organisation number is 988996564.

How many people work in repair and installation of machinery and equipment in Porsgrunn?

The companies have 1,355 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 repair and installation of machinery and equipment in Porsgrunn?

The oldest active company, Brubakken AS, was founded in 1974. 37% of the companies are limited companies.

Explore further

Repair and installation of machinery and equipment in nearby municipalities

Sub-industries in Porsgrunn

33.1 Repair of fabricated metal products, machinery and equipment (41)

Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 33. Figures are updated continuously.