Highest operating margin in Bergverksdrift og utvinning
Operating profit as a percentage of revenue. Only companies with at least 5 employees and more than NOK 5m in 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
Operating margin
1
STORE NORSKE GRUVEDRIFT AS
org.nr 917509921 · Svalbard, Svalbard · Active
83.3%
2
A/S Norske Shell
org.nr 914807077 · Stavanger, Rogaland · Active
79.4%
3
TOTALENERGIES EP NORGE AS
org.nr 927066440 · Stavanger, Rogaland · Active
68.7%
4
AKER BP ASA
org.nr 989795848 · Bærum, Akershus · Active
66.8%
5
INPEX IDEMITSU NORGE AS
org.nr 953133210 · Bærum, Akershus · Active
60.9%
6
OMV NORGE AS
org.nr 988400025 · Stavanger, Rogaland · Active
59.2%
7
HARBOUR ENERGY NORGE AS
org.nr 985224323 · Stavanger, Rogaland · Active
57.3%
8
VÅR ENERGI ASA
org.nr 919160675 · Sandnes, Rogaland · Active
50.9%
9
TITANIA AS
org.nr 916769318 · Sokndal, Rogaland · Active
49.9%
10
ORLEN UPSTREAM NORWAY AS
org.nr 991317155 · Sola, Rogaland · Active
48.6%
11
OKEA ASA
org.nr 915419062 · Trondheim, Trøndelag · Active
44.1%
12
GEORG TVEIT AS
org.nr 916936303 · Kragerø, Telemark · Active
39.4%
13
PANDION ENERGY AS
org.nr 918175334 · Oslo, Oslo · Active
37.8%
14
DF RENTAL AS
org.nr 814232662 · Bergen, Vestland · Active
35.8%
15
GUDVANGEN STEIN DRIFT AS
org.nr 929720431 · Aurland, Vestland · Active
33.6%
16
E PLUG AS
org.nr 992944862 · Sola, Rogaland · Active
33.0%
17
OTECH MARINE SERVICES NORWAY AS
org.nr 917067562 · Stavanger, Rogaland · Active
32.1%
18
M VEST ENERGY AS
org.nr 916358857 · Bergen, Vestland · Active
31.6%
19
WELL ID AS
org.nr 915603114 · Sandnes, Rogaland · Active
30.9%
20
IZOMAX AS
org.nr 930290998 · Stavanger, Rogaland · Active
28.4%
21
INTERWELL NORWAY AS
org.nr 980404048 · Sola, Rogaland · Active
27.0%
22
VERTECH OFFSHORE AS
org.nr 989754211 · Lillesand, Agder · Active
26.9%
23
INDEPENDENT OIL TOOLS AS
org.nr 989675281 · Stavanger, Rogaland · Active
26.7%
24
ENHANCED DRILLING AS
org.nr 978712606 · Øygarden, Vestland · Active
26.0%
25
SAIPEM DRILLING NORWAY AS
org.nr 998277418 · Sola, Rogaland · Active
24.4%
26
PORSGRUNN PUKKSERVICE AS
org.nr 976283902 · Larvik, Vestfold · Active
24.4%
27
HARDANGER ROCK AS
org.nr 914458358 · Kvinnherad, Vestland · Active
23.6%
28
BRØDRENE HAUGEN MASKIN OG GRUS AS
org.nr 919925604 · Nord-fron, Innlandet · Active
23.6%
29
CONSTRUCTION SERVICES AS
org.nr 937140428 · Bergen, Vestland · Active
23.5%
30
ODFJELL DRILLING AS
org.nr 984669151 · Bergen, Vestland · Active
21.8%
31
TDW OFFSHORE SERVICES AS
org.nr 979836546 · Stavanger, Rogaland · Active
21.7%
32
AKOFS OFFSHORE OPERATIONS AS
org.nr 991279571 · Oslo, Oslo · Active
21.4%
33
FROLAND STEIN OG HELLEBRUDD AS
org.nr 989854712 · Froland, Agder · Active
21.4%
34
RANA GRUBER AS
org.nr 953049724 · Rana, Nordland · Active
21.0%
35
SOURCE ENERGY AS
org.nr 919886080 · Oslo, Oslo · Active
20.6%
36
EGERSUND GRANITE AS
org.nr 882265072 · Larvik, Vestfold · Active
20.0%
37
SUB SEA SERVICES AS
org.nr 982734150 · Stavanger, Rogaland · Active
19.8%
38
TJERBO AS
org.nr 938986584 · Rakkestad, Østfold · Active
19.5%
39
PSW SOLUTIONS AS
org.nr 899328892 · Alver, Vestland · Active
19.3%
40
WELLPARTNER AS
org.nr 992850876 · Sola, Rogaland · Active
19.3%
41
KRAFTENTREPRENØREN AS
org.nr 913832167 · Sogndal, Vestland · Active
18.8%
42
SVENE PUKKVERK AS
org.nr 924970014 · Flesberg, Buskerud · Active
17.9%
43
GRANVIN STEIN AS
org.nr 918642927 · Voss, Vestland · Active
17.8%
44
TH FLÅTEN SAND-SINGEL AS
org.nr 989783572 · Sogndal, Vestland · Active
17.5%
45
INTELLISERV NORWAY AS
org.nr 889493062 · Sola, Rogaland · Active
17.4%
46
VIKEN PUKKVERK AS
org.nr 936803288 · Hustadvika, Møre og Romsdal · Active
17.3%
47
SØRLIE PUKK AS
org.nr 928419819 · Indre Østfold, Østfold · Active
16.7%
48
RANDØY STEIN AS
org.nr 977563542 · Hjelmeland, Rogaland · Active
16.6%
49
ICR INTEGRITY NORGE AS
org.nr 981696298 · Sola, Rogaland · Active
16.6%
50
NOS RENTAL AS
org.nr 989439154 · Sandnes, Rogaland · Active
16.4%
51
IKM AQUAMARINE AS
org.nr 919850078 · Strand, Rogaland · Active
15.7%
52
ARCTIC MINERALS AS
org.nr 995980754 · Alta, Finnmark · Active
15.5%
53
OMEGA SUBSEA AS
org.nr 997898923 · Bergen, Vestland · Active
15.1%
54
LANGNES MARMORBRUDD AS
org.nr 927985225 · Hustadvika, Møre og Romsdal · Active
14.9%
55
IKM TESTING AS
org.nr 964381224 · Sola, Rogaland · Active
14.8%
56
RINGKNUTEN PUKKVERK AS
org.nr 980693740 · Kristiansand, Agder · Active
14.2%
57
JOHN MYRVANG AS
org.nr 948036932 · Ringerike, Buskerud · Active
14.1%
58
FLUID CONTROL SERVICE AS
org.nr 997744276 · Sola, Rogaland · Active
14.0%
59
ARENDAL ANLEGG DRIFT AS
org.nr 918485228 · Arendal, Agder · Active
13.9%
60
FORSAND SANDKOMPANI AS
org.nr 917589917 · Sandnes, Rogaland · Active
13.8%
61
OCEAN INSTALLER AS
org.nr 996713156 · Sola, Rogaland · Active
13.7%
62
SUNDLAND TORV OG JORD AS
org.nr 916423802 · Sandefjord, Vestfold · Active
13.5%
63
LIDALEN GRUSTAK A/S
org.nr 916857179 · Notodden, Telemark · Active
13.4%
64
SCANWELL AS
org.nr 991674543 · Stavanger, Rogaland · Active
13.2%
65
FLOWPARTNER AS
org.nr 920511155 · Askøy, Vestland · Active
13.0%
66
BORGE PUKKVERK AS
org.nr 951798924 · Fredrikstad, Østfold · Active
13.0%
67
SUBSEAPARTNER AS
org.nr 913064208 · Haugesund, Rogaland · Active
12.9%
68
LIME PETROLEUM AS
org.nr 998726441 · Oslo, Oslo · Active
12.8%
69
SUBSEA MASKINERING AS
org.nr 992652640 · Øvre Eiker, Buskerud · Active
12.8%
70
MQ GRANITE AS
org.nr 995530546 · Kautokeino, Finnmark · Active
12.8%
71
VOSS STEIN AS
org.nr 982022657 · Voss, Vestland · Active
12.7%
72
Veblungsnes Sandtak A/S
org.nr 917096147 · Rauma, Møre og Romsdal · Active
12.4%
73
IK SUBSEA AS
org.nr 945914777 · Sola, Rogaland · Active
12.1%
74
FRANZEFOSS MINERALS AS
org.nr 882153002 · Bærum, Akershus · Active
11.5%
75
SVELVIKSAND AS
org.nr 916464614 · Asker, Akershus · Active
11.5%
76
DEEPOCEAN AS
org.nr 980722805 · Haugesund, Rogaland · Active
11.1%
77
KVENNA AS
org.nr 933704262 · Ålesund, Møre og Romsdal · Active
11.0%
78
VELDE PUKK AS
org.nr 914995531 · Sandnes, Rogaland · Active
10.9%
79
NOROCK & CO AS
org.nr 846272712 · Oslo, Oslo · Active
10.8%
80
FOURPHASE AS
org.nr 998191742 · Bergen, Vestland · Active
10.2%
81
SIBELCO NORDIC AS
org.nr 965724737 · Vanylven, Møre og Romsdal · Active
10.1%
82
ONSITE TREATMENT SERVICES AS
org.nr 982943027 · Sola, Rogaland · Active
10.0%
83
NORD-BERG AS
org.nr 959618267 · Ulstein, Møre og Romsdal · Active
9.9%
84
VIKEN MILJØPARK AS
org.nr 924640634 · Bærum, Akershus · Active
9.9%
85
KOBBVÅGEN KNUSEVERK AS
org.nr 928086402 · Bø, Nordland · Active
9.8%
86
KÅRE RINGSETH AS
org.nr 928975924 · Steinkjer, Trøndelag · Active
9.8%
87
REIPÅ KNUSERI AS
org.nr 831682442 · Meløy, Nordland · Active
9.6%
88
RØKENES MASKIN AS
org.nr 984536186 · Sortland, Nordland · Active
9.5%
89
SUBSEA 7 NORWAY AS
org.nr 936742475 · Sola, Rogaland · Active
9.5%
90
KIMEK OFFSHORE AS
org.nr 982215013 · Sør-varanger, Finnmark · Active
9.3%
91
JÆRPUKK AS
org.nr 826440082 · Sola, Rogaland · Active
9.1%
92
LOFOTPUKK AS
org.nr 991497641 · Vestvågøy, Nordland · Active
9.0%
93
KVANTUM AS
org.nr 998808073 · Gulen, Vestland · Active
9.0%
94
SAIPEM NORGE AS
org.nr 996058026 · Sola, Rogaland · Active
8.9%
95
SAGLI GRUS AS
org.nr 958960980 · Kongsvinger, Innlandet · Active
8.8%
96
MOBILGRUS AS
org.nr 996727300 · Tynset, Innlandet · Active
8.8%
97
MIBAU STEMA NORGE AS
org.nr 958990022 · Suldal, Rogaland · Active
8.8%
98
TOOLSERV AS
org.nr 991711775 · Stavanger, Rogaland · Active
8.6%
99
STRYN PUKK AS
org.nr 960788206 · Stryn, Vestland · Active
8.6%
100
FLISA STEININDUSTRI AS
org.nr 842261082 · Åsnes, Innlandet · Active
8.6%
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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.