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Statistics

Most profitable large companies in Bygg og anlegg

Highest operating margin among the companies in Bygg og anlegg with at least NOK 50m in revenue.

Helgeland Invest AS has the highest operating margin in the Bygg og anlegg sector at 99.6% (2025). Source: Brønnøysund Register Centre (Register of Company Accounts), processed by Morning Analytics 5 November 2026.

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The picture in figures

The bars show the top ten and the bottom ten of 25 in the list.

Highest 10
HELGELAND INVEST…Helgeland Invest AS99.6%AF Gruppen ASAAF Gruppen ASA95.8%GJELSTEN HOLDING…Gjelsten Holding AS89.1%Seaway Aimery ASSeaway Aimery AS77.2%HÅLOGALANDSVEGEN…Hålogalandsvegen AS73.0%Seaway Ventus ASSeaway Ventus AS70.3%SP Sprinkler ASSP Sprinkler AS62.6%FABRITIUS GRUPPEN…Fabritius Gruppen AS59.6%Bold Tern ASBold Tern AS59.1%Norwind Gale ASNorwind Gale AS55.6%
Lowest 10
LINDÅS VVS NILS T…Lindås VVS Nils Træland AS32.2%BIRKELAND ENTREPR…Birkeland Entreprenørforretning AS32.2%Workinn ASWorkinn AS32.3%Nortronik ASNortronik AS33.1%VVS - INSTALLASJO…VVS - Installasjon AS34.2%Norwind Helm ASNorwind Helm AS35.9%CONSTRUCTION CITY…Construction City Bygg AS39.2%Seaway Phoenix ASSeaway Phoenix AS44.4%Brave Tern ASBrave Tern AS44.6%Norwind Storm ASNorwind Storm AS45.0%

What explains the placing?

  • 1. Helgeland Invest AS 99.6% Nothing in particular to note.
  • 2. AF Gruppen ASA 95.8% Nothing in particular to note.
  • 3. Gjelsten Holding AS 89.1% Nothing in particular to note.
#Company Municipality operating margin
1 Helgeland Invest AS Oslo 99.6%
2 AF Gruppen ASA Oslo 95.8%
3 Gjelsten Holding AS Oslo 89.1%
4 Seaway Aimery ASother currency Oslo 77.2%
5 Hålogalandsvegen AS Oslo 73.0%
6 Seaway Ventus ASother currency Oslo 70.3%
7 SP Sprinkler AS Ullensaker 62.6%
8 Fabritius Gruppen AS Oslo 59.6%
9 Bold Tern ASother currency Oslo 59.1%
10 Norwind Gale AS Ålesund 55.6%
11 Norwind Breeze AS Ålesund 55.0%
12 Gerd Stensen AS Vestvågøy 54.5%
13 Rem Energy 3 AS Herøy 50.3%
14 Plug Bergen AS Bergen 47.8%
15 Norwind Hurricane AS Ålesund 46.1%
16 Norwind Storm AS Ålesund 45.0%
17 Brave Tern ASother currency Oslo 44.6%
18 Seaway Phoenix ASother currency Oslo 44.4%
19 Construction City Bygg AS Oslo 39.2%
20 Norwind Helm AS Ålesund 35.9%
21 VVS - Installasjon AS Sortland 34.2%
22 Nortronik AS Sunnfjord 33.1%
23 Workinn AS Tromsø 32.3%
24 Birkeland Entreprenørforretning AS Gulen 32.2%
25 Lindås VVS Nils Træland AS Alver 32.2%