Largest companies by revenue in Bergverksdrift og utvinning
Ranked by the most recently reported operating revenue.
Largest by revenue
Most profitable
Highest operating margin
Revenue per employee
Operating profit per employee
Payroll cost per employee
Largest equity
Largest groups
Largest employers
Newly registered companies
Oldest companies
#
Company
Amount
1
TOTALENERGIES EP NORGE AS
org.nr 927066440 · Stavanger, Rogaland · Active
NOK 69.1bn
2
AKER SOLUTIONS AS
org.nr 929877950 · Bærum, Akershus · Active
NOK 51.2bn
3
CONOCOPHILLIPS SKANDINAVIA AS
org.nr 918110127 · Sola, Rogaland · Active
NOK 41.9bn
4
EQUINOR ENERGY AS
org.nr 990888213 · Stavanger, Rogaland · Active
NOK 37.9bn
5
ORLEN UPSTREAM NORWAY AS
org.nr 991317155 · Sola, Rogaland · Active
NOK 31.3bn
6
A/S Norske Shell
org.nr 914807077 · Stavanger, Rogaland · Active
NOK 26.0bn
7
OMV NORGE AS
org.nr 988400025 · Stavanger, Rogaland · Active
NOK 19.2bn
8
ONESUBSEA AS
org.nr 929765001 · Bærum, Akershus · Active
NOK 15.3bn
9
AKER BP ASA
org.nr 989795848 · Bærum, Akershus · Active
NOK 12.4bn
10
SUBSEA 7 NORWAY AS
org.nr 936742475 · Sola, Rogaland · Active
NOK 11.6bn
11
OKEA ASA
org.nr 915419062 · Trondheim, Trøndelag · Active
NOK 11.2bn
12
HALLIBURTON AS
org.nr 968967983 · Sola, Rogaland · Active
NOK 10.2bn
13
SCHLUMBERGER NORGE AS
org.nr 968360302 · Stavanger, Rogaland · Active
NOK 10.0bn
14
INPEX IDEMITSU NORGE AS
org.nr 953133210 · Bærum, Akershus · Active
NOK 7.6bn
15
VÅR ENERGI ASA
org.nr 919160675 · Sandnes, Rogaland · Active
NOK 7.5bn
16
EQUINOR ANGOLA BLOCK 17 AS
org.nr 977312043 · Stavanger, Rogaland · Active
NOK 7.1bn
17
EQUINOR APSHERON AS
org.nr 975798658 · Stavanger, Rogaland · Active
NOK 6.2bn
18
DEEPOCEAN AS
org.nr 980722805 · Haugesund, Rogaland · Active
NOK 6.1bn
19
REPSOL NORGE AS
org.nr 993787787 · Stavanger, Rogaland · Active
NOK 5.5bn
20
EQUINOR DEZASSETE AS
org.nr 866009392 · Stavanger, Rogaland · Active
NOK 5.3bn
21
EQUINOR ANGOLA BLOCK 15 AS
org.nr 977311950 · Stavanger, Rogaland · Active
NOK 4.8bn
22
EQUINOR IN SALAH AS
org.nr 985648085 · Stavanger, Rogaland · Active
NOK 4.5bn
23
HARBOUR ENERGY NORGE AS
org.nr 985224323 · Stavanger, Rogaland · Active
NOK 4.5bn
24
OCEAN INSTALLER AS
org.nr 996713156 · Sola, Rogaland · Active
NOK 4.1bn
25
APPLY AS
org.nr 930694533 · Sola, Rogaland · Active
NOK 4.0bn
26
BAKER HUGHES NORGE AS
org.nr 980353273 · Sola, Rogaland · Active
NOK 3.9bn
27
COSL OFFSHORE MANAGEMENT AS
org.nr 991006494 · Sandnes, Rogaland · Active
NOK 3.3bn
28
EQUINOR ANGOLA BLOCK 31 AS
org.nr 971195290 · Stavanger, Rogaland · Active
NOK 3.2bn
29
NOV PROCESS & FLOW TECHNOLOGIES AS
org.nr 918094180 · Bærum, Akershus · Active
NOK 2.8bn
30
LIME PETROLEUM AS
org.nr 998726441 · Oslo, Oslo · Active
NOK 2.7bn
31
DEEP SEA MANAGEMENT AS
org.nr 883462092 · Bergen, Vestland · Active
NOK 2.6bn
32
KAEFER ENERGY AS
org.nr 910608193 · Stavanger, Rogaland · Active
NOK 2.6bn
33
EQUINOR IN AMENAS AS
org.nr 985648026 · Stavanger, Rogaland · Active
NOK 2.5bn
34
VETCO GRAY SCANDINAVIA AS
org.nr 990441545 · Stavanger, Rogaland · Active
NOK 2.3bn
35
WOOD GROUP NORWAY AS
org.nr 976802357 · Sandefjord, Vestfold · Active
NOK 2.1bn
36
BILFINGER ISP OFFSHORE NORWAY AS
org.nr 932066351 · Sola, Rogaland · Active
NOK 2.1bn
37
INTERWELL NORWAY AS
org.nr 980404048 · Sola, Rogaland · Active
NOK 2.1bn
38
KCA DEUTAG DRILLING NORGE AS
org.nr 918357688 · Bergen, Vestland · Active
NOK 2.0bn
39
BEERENBERG SERVICES AS
org.nr 926146459 · Bergen, Vestland · Active
NOK 2.0bn
40
IKM TESTING AS
org.nr 964381224 · Sola, Rogaland · Active
NOK 2.0bn
41
TITANIA AS
org.nr 916769318 · Sokndal, Rogaland · Active
NOK 1.8bn
42
DEEP SEA DRILLING COMPANY AS
org.nr 925500925 · Bergen, Vestland · Active
NOK 1.8bn
43
RANA GRUBER AS
org.nr 953049724 · Rana, Nordland · Active
NOK 1.7bn
44
DEEP SEA RIG AS
org.nr 831093552 · Bergen, Vestland · Active
NOK 1.6bn
45
ODFJELL INVEST AS
org.nr 989118765 · Bergen, Vestland · Active
NOK 1.6bn
46
MIBAU STEMA NORGE AS
org.nr 958990022 · Suldal, Rogaland · Active
NOK 1.5bn
47
ODFJELL INVEST II AS
org.nr 820444442 · Bergen, Vestland · Active
NOK 1.4bn
48
ARCHER OILTOOLS AS
org.nr 968145843 · Sandnes, Rogaland · Active
NOK 1.3bn
49
SOLSTAD CONSTRUCTION AS
org.nr 992048883 · Karmøy, Rogaland · Active
NOK 1.3bn
50
EQUINOR MURZUQ AS
org.nr 979390122 · Stavanger, Rogaland · Active
NOK 1.3bn
51
NORMAND DRIFT AS
org.nr 977281695 · Karmøy, Rogaland · Active
NOK 1.3bn
52
LINJEBYGG AS
org.nr 929768396 · Molde, Møre og Romsdal · Active
NOK 1.3bn
53
ALTUS INTERVENTION AS
org.nr 829046652 · Sola, Rogaland · Active
NOK 1.3bn
54
ODFJELL OPERATIONS AS
org.nr 963228252 · Bergen, Vestland · Active
NOK 1.2bn
55
SIBELCO NORDIC AS
org.nr 965724737 · Vanylven, Møre og Romsdal · Active
NOK 1.1bn
56
CIMC OFFSHORE AS
org.nr 921804032 · Sandnes, Rogaland · Active
NOK 1.0bn
57
ODFJELL DRILLING AS
org.nr 984669151 · Bergen, Vestland · Active
NOK 974.4m
58
NOBLE INVINCIBLE OPERATIONS AS
org.nr 929955412 · Sola, Rogaland · Active
NOK 969.6m
59
NOBLE INTEGRATOR OPERATIONS AS
org.nr 921695365 · Sola, Rogaland · Active
NOK 952.5m
60
KISTOS ENERGY (NORWAY) AS
org.nr 918980946 · Bærum, Akershus · Active
NOK 946.8m
61
VAN OORD NORWAY AS
org.nr 933897583 · Oslo, Oslo · Active
NOK 909.5m
62
ARCHER NORGE AS
org.nr 991478450 · Sandnes, Rogaland · Active
NOK 893.0m
63
ODFJELL WELL SERVICES NORWAY AS
org.nr 983793347 · Sola, Rogaland · Active
NOK 875.1m
64
AKOFS NORWAY OPERATIONS AS
org.nr 920901387 · Oslo, Oslo · Active
NOK 856.4m
65
PETROJARL I PRODUCTION AS
org.nr 997788885 · Trondheim, Trøndelag · Active
NOK 852.4m
66
NORTH SEA INFRASTRUCTURE AS
org.nr 918500863 · Stavanger, Rogaland · Active
NOK 840.3m
67
WEATHERFORD NORGE AS
org.nr 955516850 · Sandnes, Rogaland · Active
NOK 831.2m
68
UTHALDEN AS
org.nr 920157343 · Oslo, Oslo · Active
NOK 830.3m
69
M VEST ENERGY AS
org.nr 916358857 · Bergen, Vestland · Active
NOK 814.0m
70
FRANZEFOSS MINERALS AS
org.nr 882153002 · Bærum, Akershus · Active
NOK 743.1m
71
OMEGA SUBSEA AS
org.nr 997898923 · Bergen, Vestland · Active
NOK 738.0m
72
PETROLIA NOCO AS
org.nr 997015231 · Bergen, Vestland · Active
NOK 713.6m
73
FC WELL INVEST AS
org.nr 995723212 · Oslo, Oslo · Active
NOK 712.9m
74
THREE60 ENERGY NORWAY AS
org.nr 996926524 · Stavanger, Rogaland · Active
NOK 708.1m
75
OLYMPIC HOLDING CHARTERING AS
org.nr 996306720 · Herøy, Møre og Romsdal · Active
NOK 706.6m
76
WELLTEC OILFIELD SERVICES (NORWAY) AS
org.nr 914426235 · Bergen, Vestland · Active
NOK 686.3m
77
ALLSEAS NORWAY AS
org.nr 998340470 · Sandnes, Rogaland · Active
NOK 678.0m
78
PSW TECHNOLOGY AS
org.nr 990566739 · Alver, Vestland · Active
NOK 672.1m
79
ISLAND OFFSHORE MANAGEMENT AS
org.nr 984285310 · Ulstein, Møre og Romsdal · Active
NOK 659.9m
80
EXPRO NORWAY AS
org.nr 991954023 · Sola, Rogaland · Active
NOK 648.6m
81
REACH SUBSEA SHIPPING AS
org.nr 933023001 · Haugesund, Rogaland · Active
NOK 636.8m
82
SLB KRISTIANSAND AS
org.nr 981919971 · Kristiansand, Agder · Active
NOK 630.7m
83
BREMANGER QUARRY AS
org.nr 979844220 · Bremanger, Vestland · Active
NOK 627.9m
84
ENHANCED DRILLING AS
org.nr 978712606 · Øygarden, Vestland · Active
NOK 547.5m
85
ODFJELL TECHNOLOGY AS
org.nr 919580240 · Bergen, Vestland · Active
NOK 545.0m
86
EXXONMOBIL EXPLORATION AND PRODUCTION NORWAY AS
org.nr 914048990 · Tønsberg, Vestfold · Active
NOK 519.5m
87
WEST SUPPLY III AS
org.nr 919399309 · Haugesund, Rogaland · Active
NOK 500.6m
88
GINA KROG AS
org.nr 918329684 · Stavanger, Rogaland · Active
NOK 494.6m
89
NORSK PUKKSERVICE AS
org.nr 992614412 · Bamble, Telemark · Active
NOK 476.9m
90
FRANZEFOSS PUKK AS
org.nr 982153018 · Bærum, Akershus · Active
NOK 471.8m
91
IKM SUBSEA AS
org.nr 891266022 · Time, Rogaland · Active
NOK 452.5m
92
ALTERA INFRASTRUCTURE PRODUCTION AS
org.nr 939545832 · Trondheim, Trøndelag · Active
NOK 444.5m
93
LUNDHS AS
org.nr 993071641 · Larvik, Vestfold · Active
NOK 438.3m
94
OLYMPIC CREWING AS
org.nr 987711973 · Herøy, Møre og Romsdal · Active
NOK 430.3m
95
TCO NORWAY AS
org.nr 932406659 · Bergen, Vestland · Active
NOK 425.1m
96
BW OFFSHORE NORWAY AS
org.nr 995682346 · Oslo, Oslo · Active
NOK 422.3m
97
TRANSOCEAN NORWAY OPERATIONS AS
org.nr 990687846 · Stavanger, Rogaland · Active
NOK 418.8m
98
OPTIME SUBSEA AS
org.nr 988810401 · Notodden, Telemark · Active
NOK 411.3m
99
GUNNAR HOLTH GRUSFORRETNING AS
org.nr 912774244 · Kongsvinger, Innlandet · Active
NOK 407.7m
100
NORTH SEA GIANT AS
org.nr 913357469 · Austevoll, Vestland · Active
NOK 402.8m
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Source
Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.
The list is ranked on the most recently reported financial figures. See method and caveats below.
These lists show actual registered figures from public sources (the Brønnøysund registers). They are not an assessment of creditworthiness, solidity or suitability as a customer, supplier or investment. Figures are for the most recently reported financial year.