Industry code 82 · Trøndelag
Office administrative, office support and other business support activities in Trondheim
There are 233 active companies in office administrative, office support and other business support activities in Trondheim. 19 of them were registered in the last 12 months. Together they have 493 registered employees. The largest company is Enevo AS with 100 employees. The oldest, Trøndelag Senter For Samtidskunst, was founded in 1976. 33% are limited companies.
- Active companies
- 233
- New in the last 12 months
- 19
- Registered employees
- 493
- Share of limited companies
- 33 %
The largest companies in office administrative, office support and other business support activities 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 | Enevo AS | 917102686 | 100 | NOK 47 m | 2016 |
| 2 | Citero AS | 917787468 | 65 | NOK 26.5 m | 2016 |
| 3 | Kravia AS | 911611163 | 64 | NOK 109.7 m | 2013 |
| 4 | Norrein AS | 917377529 | 46 | NOK 190.7 m | 2016 |
| 5 | Maskineriet Trondheim AS | 917076073 | 31 | NOK 15.2 m | 2016 |
| 6 | Onboard Norway AS | 928166562 | 23 | NOK 12.9 m | 2021 |
| 7 | Nordic Growth Group AS | 936247407 | 21 | NOK 1.9 m | 2025 |
| 8 | Trondheim Spektrum AS | 961562767 | 21 | NOK 28.6 m | 1991 |
| 9 | Trondheim Messeselskap AS | 977263522 | 20 | NOK 50.3 m | 1997 |
| 10 | Angen AS | 996113604 | 16 | NOK 13.9 m | 2010 |
| 11 | Tapperietpaadahls AS | 917536643 | 14 | NOK 11.2 m | 2016 |
| 12 | Kontrex AS | 912609103 | 13 | NOK 6.1 m | 2013 |
| 13 | Nordsale AS | 936568548 | 13 | NOK 27.5k | 2025 |
| 14 | Vitelo AS | 925140988 | 11 | NOK 15.6 m | 2020 |
| 15 | Robust Management AS | 931632000 | 9 | NOK 9.2 m | 2023 |
| 16 | Trøndelag Senter For Samtidskunst | 971493984 | 8 | – | 1976 |
| 17 | Norinvest Eiendomsforvaltning AS | 820197712 | 7 | NOK 6.9 m | 2017 |
| 18 | Adresseavisens Telefontjenester AS | 980707814 | 6 | NOK 5.4 m | 1999 |
| 19 | Knytte AS | 925481408 | 5 | NOK 4.2 m | 2020 |
| 20 | Knut Svendsen Mineralvannservice | 815803752 | – | – | – |
| 21 | Tj Consulting Tom Jensen | 821292522 | – | – | – |
| 22 | Eltayeb Tasty | 825175202 | – | – | – |
| 23 | Bjoko Holding AS | 825291822 | – | NOK 0 | 2020 |
| 24 | Hagen Konsulenttjenester | 827626252 | – | – | – |
| 25 | Go-To Brands AS | 828155512 | – | NOK 10.1 m | 2021 |
Newest companies in office administrative, office support and other business support activities in Trondheim
- Boyaci5 Nov 2026
- Dons Strukturpartner4 Sept 2026
- Konsultenergy AS25 Jun 2026
- Enevo Finans AS19 Jun 2026
- Midt-Norsk Salgssenter AS15 Jun 2026
- Utseth & Co10 Jun 2026
- Kgs Bekken30 Apr 2026
- Skogeng Vekst16 Apr 2026
- Meglerfri AS31 Mar 2026
- Petter Grevskott9 Jan 2026
Frequently asked questions
How many companies in office administrative, office support and other business support activities are there in Trondheim?
The Register of Legal Entities lists 233 active companies in office administrative, office support and other business support activities in Trondheim. 19 of them were registered in the last 12 months.
Which is the largest company in office administrative, office support and other business support activities in Trondheim?
Enevo AS is the largest by number of employees, with 100 employees. The organisation number is 917102686.
How many people work in office administrative, office support and other business support activities in Trondheim?
The companies have 493 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 19 of the 25 largest companies have reported employees.
How long have there been companies in office administrative, office support and other business support activities in Trondheim?
The oldest active company, Trøndelag Senter For Samtidskunst, was founded in 1976. 33% of the companies are limited companies.
Explore further
Office administrative, office support and other business support activities in nearby municipalities
Sub-industries 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 82. Figures are updated continuously.

