Source: Brønnøysundregistrene · NOK
403,099 companies, 317,490 with published revenue, 990.22 bn EUR cumulative revenue, 81 sectors.
| # | Company | City | Sector | Revenue | Headcount | Fiscal year |
|---|---|---|---|---|---|---|
| 1 | OSLO | Construction (engineering) | 999.9 M EUR | 3,269 | 2025 | |
| 2 | OSLO | Environment (waste management) | 998.7 M EUR | 7,482 | 2024 | |
| 3 | LYSAKER | Oil & gas (E&P) | 994.7 M EUR | 87 | 2025 | |
| 4 | LYSAKER | Retail (distribution) | 984.9 M EUR | 23 | 2025 | |
| 5 | Retail (building materials) | 982.1 M EUR | 2,366 | 2025 | ||
| 6 | SANDEFJORD | Retail (specialty) | 976.7 M EUR | 303 | 2025 | |
| 7 | Construction (engineering) | 970 M EUR | 371 | 2025 | ||
| 8 | STAVANGER | Oil & gas (E&P) | 960.8 M EUR | 164 | 2025 | |
| 9 | OSLO | Construction (engineering) | 960.2 M EUR | 1,195 | 2025 | |
| 10 | DRAMMEN | Retail (food) | 955.5 M EUR | 344 | 2025 |
The 403,099 companies of this country come from Brønnøysundregistrene. Argos attaches each company to one of the 84 sectors of its taxonomy, harmonises labels (legal form, status, activity) and converts revenue to euros for sorting. Every company page links back to the official registry, and the Excel export contains the filtered list with contacts, breakdowns and methodology.
The table above shows the top 10 companies by revenue, in public access. The country has 403,099 companies in total, 317,490 of which publish revenue, for 990.22 bn EUR combined across 81 sectors. The full detail, filtering by headcount or website, and the Excel export come with an account.