Industry code 71.1 · Trøndelag
Architectural and engineering activities and related technical consultancy in Trondheim
There are 1,163 active companies in architectural and engineering activities and related technical consultancy in Trondheim. 108 of them were registered in the last 12 months. Together they have at least 1,697 registered employees. The largest company is Maritime Robotics AS with 144 employees. The oldest, Contron AS, was founded in 1969. 52% are limited companies.
- Active companies
- 1,163
- New in the last 12 months
- 108
- Registered employees
- ≥ 1,697
- Share of limited companies
- 52 %
The largest companies in architectural and engineering activities and related technical consultancy 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 | Maritime Robotics AS | 888003142 | 144 | NOK 259.2 m | 2005 |
| 2 | Safetec Nordic AS | 985188068 | 126 | NOK 243.4 m | 2002 |
| 3 | Vestas Norway AS | 994967819 | 104 | NOK 506.3 m | 2010 |
| 4 | Maintech AS | 942335229 | 61 | NOK 107.9 m | 1986 |
| 5 | Devico AS | 947402633 | 58 | NOK 315.9 m | 1988 |
| 6 | Ubiq Aerospace AS | 920207766 | 52 | NOK 64 m | 2017 |
| 7 | Water Linked AS | 911979705 | 49 | NOK 72.1 m | 2013 |
| 8 | Pro Invenia AS | 993404381 | 49 | NOK 82.8 m | 2008 |
| 9 | Pka Arkitekter AS | 837506492 | 41 | NOK 52.5 m | 1985 |
| 10 | Kasomo Energy AS | 928866238 | 39 | NOK 62.6 m | 2022 |
| 11 | Pir2 AS | 995792974 | 38 | NOK 51.7 m | 2010 |
| 12 | Solva AS | 943317739 | 37 | NOK 61.5 m | 1987 |
| 13 | Entro AS | 830090002 | 36 | NOK 8.8 m | 2022 |
| 14 | Blueye Robotics AS | 915666450 | 36 | NOK 61.1 m | 2015 |
| 15 | Oceantech Innovation AS | 919802979 | 36 | NOK 189.2 m | 2017 |
| 16 | Mestergruppen Arkitekter AS | 960577493 | 28 | NOK 50.9 m | 1991 |
| 17 | Koteng Jenssen AS | 923448381 | 26 | NOK 32.5 m | 2019 |
| 18 | Ppm Prosjekt Trondheim AS | 921882440 | 25 | NOK 75.8 m | 2018 |
| 19 | Hus Arkitekter AS | 974394618 | 25 | NOK 39.4 m | 1995 |
| 20 | Øystein Thommesen AS | 980380017 | 24 | NOK 37.7 m | 1998 |
| 21 | Agraff Arkitektur AS | 982787033 | 24 | NOK 32.9 m | 2000 |
| 22 | Zolve AS | 919438126 | 23 | NOK 28.6 m | 2017 |
| 23 | Scoutdi AS | 920197744 | 23 | NOK 20.9 m | 2017 |
| 24 | Epcon Evaporation Technology AS | 994469126 | 21 | NOK 133.4 m | 2009 |
| 25 | Opak Trondheim AS | 921586787 | 18 | NOK 20 m | 2018 |
Newest companies in architectural and engineering activities and related technical consultancy in Trondheim
- Sølvberg Engineering27 Oct 2026
- Evama Prosjekt AS21 Oct 2026
- Arnkværn Teknisk Konsult20 Oct 2026
- Skisse Og Søknad AS20 Oct 2026
- Marit Vaagen Røe19 Oct 2026
- Nobel Utvikling AS16 Oct 2026
- Bondø Teknologi16 Oct 2026
- X Tech AS14 Oct 2026
- Apeiron Engineering AS7 Oct 2026
- Våne Arkitektur AS5 Oct 2026
Frequently asked questions
How many companies in architectural and engineering activities and related technical consultancy are there in Trondheim?
The Register of Legal Entities lists 1,163 active companies in architectural and engineering activities and related technical consultancy in Trondheim. 108 of them were registered in the last 12 months.
Which is the largest company in architectural and engineering activities and related technical consultancy in Trondheim?
Maritime Robotics AS is the largest by number of employees, with 144 employees. The organisation number is 888003142.
How many people work in architectural and engineering activities and related technical consultancy in Trondheim?
The companies have at least 1,697 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 25 of the 25 largest companies have reported employees.
How long have there been companies in architectural and engineering activities and related technical consultancy in Trondheim?
The oldest active company, Contron AS, was founded in 1969. 52% of the companies are limited companies.
Explore further
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Architectural and engineering activities and related technical consultancy 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 71.1. Figures are updated continuously.

