Industry code 71.110 · Østfold
Architectural activities in Fredrikstad
There are 66 active companies in architectural activities in Fredrikstad. 5 of them were registered in the last 12 months. Together they have 44 registered employees. The largest company is Plus Arkitektur AS with 14 employees. The oldest, Hovig & Kvernes Arkitektkontor AS, was founded in 1972. 56% are limited companies.
- Active companies
- 66
- New in the last 12 months
- 5
- Registered employees
- 44
- Share of limited companies
- 56 %
The largest companies in architectural activities in Fredrikstad
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 | Plus Arkitektur AS | 990055718 | 14 | NOK 19 m | 2006 |
| 2 | Griff Arkitektur AS | 987529490 | 12 | NOK 15.3 m | 2004 |
| 3 | Line Solgaard Arkitekter AS | 929577272 | 7 | NOK 11 m | 2022 |
| 4 | Dark Fredrikstad AS | 916322925 | 6 | NOK 8.5 m | 2015 |
| 5 | Meter - Arkitektur AS | 983152317 | 5 | NOK 7 m | 2001 |
| 6 | Talitor Holding AS | 813026252 | – | – | 2013 |
| 7 | Agha Arkitektur | 826359722 | – | – | – |
| 8 | Bjar Arkitekter AS | 880413732 | – | NOK 2.4 m | 1998 |
| 9 | Bygningstegner Heidi Gudim | 891642482 | – | – | – |
| 10 | Ac Rosenberg AS | 912686299 | – | NOK 247.3k | 2013 |
| 11 | Sivilarkitekt Tore Karlsøen | 914525926 | – | – | – |
| 12 | Hermansen & Vormdal AS | 914584043 | – | NOK 32.3k | 2014 |
| 13 | Zis AS | 914876877 | – | NOK 465.7k | 2015 |
| 14 | Arkitekt Og Design Tjenster AS | 915196640 | – | NOK 29.1k | 2015 |
| 15 | Atelier Crozier AS | 915488927 | – | NOK 0 | 2015 |
| 16 | Hovig & Kvernes Arkitektkontor AS | 917355169 | – | – | 1972 |
| 17 | Arkitekt Erling Berg | 918478620 | – | – | – |
| 18 | Fredrikstad Arkitekttjenester AS | 918850678 | – | NOK 1.3 m | 2017 |
| 19 | Eh Consult Errol Odvar P Henriksen | 919720883 | – | – | – |
| 20 | Devik Brekke AS | 920350623 | – | NOK 5.1k | 2018 |
| 21 | Holt Obrien AS | 921200196 | – | NOK 33.2k | 2018 |
| 22 | Elise Skeide Vibe | 921489250 | – | – | – |
| 23 | Kjelsrud AS | 922129126 | – | NOK 229.8k | 2019 |
| 24 | Arkitekt Klavenes AS | 922473161 | – | NOK 270k | 1980 |
| 25 | Landskapsarkitekt Per Andre Hansen | 923356819 | – | – | – |
Newest companies in architectural activities in Fredrikstad
- Arkitekt Anton Riadi Aravena AS21 Aug 2026
- Silvia Kostolanska20 Jul 2026
- Himmelblå Arkitekter AS8 Jul 2026
- Stobbe Holding AS17 Jun 2026
- Arkitekt Kamila Kosecka24 May 2026
- Ro Hagedesign V/Eilen Kristiansen31 Oct 2025
- Fridtjof Utne Sandberg Er Arkitekt Og Sosiolog14 Jun 2025
- Sonark AS24 Mar 2025
- Transel Arkitekter AS19 Feb 2025
- Kras Arkitektur AS28 Jan 2025
Frequently asked questions
How many companies in architectural activities are there in Fredrikstad?
The Register of Legal Entities lists 66 active companies in architectural activities in Fredrikstad. 5 of them were registered in the last 12 months.
Which is the largest company in architectural activities in Fredrikstad?
Plus Arkitektur AS is the largest by number of employees, with 14 employees. The organisation number is 990055718.
How many people work in architectural activities in Fredrikstad?
The companies have 44 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 architectural activities in Fredrikstad?
The oldest active company, Hovig & Kvernes Arkitektkontor AS, was founded in 1972. 56% of the companies are limited companies.
Explore further
Architectural activities 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 71.110. Figures are updated continuously.

