biztrac. BETA

Largest employers by headcount in Bergverksdrift og utvinning

Ranked by registered headcount.

Together the 100 companies on this list account for 73,690. Top of the list is EQUINOR ASA with 21,272, ahead of AKER SOLUTIONS AS. Stavanger has the most companies on the list (17).

# Company Employees
1 EQUINOR ASA org.nr 923609016 · Stavanger, Rogaland · Active 21,272 2 AKER SOLUTIONS AS org.nr 929877950 · Bærum, Akershus · Active 8,888 3 AKER BP ASA org.nr 989795848 · Bærum, Akershus · Active 3,104 4 HALLIBURTON AS org.nr 968967983 · Sola, Rogaland · Active 2,582 5 SCHLUMBERGER NORGE AS org.nr 968360302 · Stavanger, Rogaland · Active 2,497 6 KAEFER ENERGY AS org.nr 910608193 · Stavanger, Rogaland · Active 1,799 7 BEERENBERG SERVICES AS org.nr 926146459 · Bergen, Vestland · Active 1,507 8 VÅR ENERGI ASA org.nr 919160675 · Sandnes, Rogaland · Active 1,471 9 DEEP SEA MANAGEMENT AS org.nr 883462092 · Bergen, Vestland · Active 1,424 10 CONOCOPHILLIPS NORGE NUF org.nr 948138646 · Sola, Rogaland · Active 1,412 11 ONESUBSEA AS org.nr 929765001 · Bærum, Akershus · Active 1,325 12 ARCHER AS org.nr 934361156 · Sandnes, Rogaland · Active 1,230 13 BAKER HUGHES NORGE AS org.nr 980353273 · Sola, Rogaland · Active 1,205 14 BILFINGER ISP OFFSHORE NORWAY AS org.nr 932066351 · Sola, Rogaland · Active 1,180 15 TRANSOCEAN NORWAY OPERATIONS AS org.nr 990687846 · Stavanger, Rogaland · Active 1,067 16 IKM TESTING AS org.nr 964381224 · Sola, Rogaland · Active 1,010 17 DEEPOCEAN AS org.nr 980722805 · Haugesund, Rogaland · Active 978 18 H&P DRILLING NORGE AS org.nr 918357688 · Bergen, Vestland · Active 877 19 APPLY AS org.nr 930694533 · Sola, Rogaland · Active 853 20 WOOD GROUP NORWAY AS org.nr 976802357 · Sandefjord, Vestfold · Active 803 21 SUBSEA 7 NORWAY AS org.nr 936742475 · Sola, Rogaland · Active 743 22 OCEANEERING AS org.nr 932925753 · Sandnes, Rogaland · Active 731 23 COSL OFFSHORE MANAGEMENT AS org.nr 991006494 · Sandnes, Rogaland · Active 708 24 LINJEBYGG AS org.nr 929768396 · Molde, Møre og Romsdal · Active 646 25 OKEA ASA org.nr 915419062 · Trondheim, Trøndelag · Active 542 26 MIBAU STEMA NORGE AS org.nr 958990022 · Suldal, Rogaland · Active 506 27 VETCO GRAY SCANDINAVIA AS org.nr 990441545 · Stavanger, Rogaland · Active 504 28 A/S Norske Shell org.nr 914807077 · Stavanger, Rogaland · Active 432 29 INTERWELL NORWAY AS org.nr 980404048 · Sola, Rogaland · Active 412 30 ALTUS INTERVENTION AS org.nr 829046652 · Sola, Rogaland · Active 409 31 ODFJELL OPERATIONS AS org.nr 963228252 · Bergen, Vestland · Active 407 32 ISLAND OFFSHORE MANAGEMENT AS org.nr 984285310 · Ulstein, Møre og Romsdal · Active 402 33 RANA GRUBER AS org.nr 953049724 · Rana, Nordland · Active 382 34 H&P MODU OPERATIONS AS org.nr 979392710 · Bergen, Vestland · Active 378 35 ARCHER NORGE AS org.nr 991478450 · Sandnes, Rogaland · Active 358 36 OLYMPIC CREWING AS org.nr 987711973 · Herøy, Møre og Romsdal · Active 333 37 NOV PROCESS & FLOW TECHNOLOGIES AS org.nr 918094180 · Bærum, Akershus · Active 331 38 HARBOUR ENERGY NORGE AS org.nr 985224323 · Stavanger, Rogaland · Active 301 39 PSW TECHNOLOGY AS org.nr 990566739 · Alver, Vestland · Active 278 40 SIBELCO NORDIC AS org.nr 965724737 · Vanylven, Møre og Romsdal · Active 267 41 TITANIA AS org.nr 916769318 · Sokndal, Rogaland · Active 264 42 EXPRO NORWAY AS org.nr 991954023 · Sola, Rogaland · Active 262 43 WEATHERFORD NORGE AS org.nr 955516850 · Sandnes, Rogaland · Active 262 44 SAIPEM DRILLING NORWAY AS org.nr 998277418 · Sola, Rogaland · Active 238 45 OCEAN INSTALLER AS org.nr 996713156 · Sola, Rogaland · Active 207 46 SEA1 MARINE CREW AS org.nr 933828123 · Kristiansand, Agder · Active 200 47 APL NORWAY AS org.nr 966058013 · Arendal, Agder · Active 200 48 DNO NORGE AS org.nr 996888177 · Stavanger, Rogaland · Active 193 49 ARCHER VERTIKAL AS org.nr 991193979 · Volda, Møre og Romsdal · Active 192 50 ALTERA INFRASTRUCTURE PRODUCTION AS org.nr 939545832 · Trondheim, Trøndelag · Active 190 51 ODFJELL OFFSHORE LTD NUF org.nr 916689799 · Bergen, Vestland · Active 185 52 SHELF DRILLING (NORWAY) AS org.nr 930832421 · Sandnes, Rogaland · Active 181 53 ISLAND OFFSHORE CREWING AS org.nr 995955881 · Ulstein, Møre og Romsdal · Active 180 54 ODFJELL WELL SERVICES NORWAY AS org.nr 983793347 · Sola, Rogaland · Active 180 55 IKM SUBSEA AS org.nr 891266022 · Time, Rogaland · Active 180 56 ISLAND DRILLING CREWING AS org.nr 921499906 · Ulstein, Møre og Romsdal · Active 179 57 ARCHER OILTOOLS AS org.nr 968145843 · Sandnes, Rogaland · Active 178 58 SLB KRISTIANSAND AS org.nr 981919971 · Kristiansand, Agder · Active 177 59 ODFJELL DRILLING AS org.nr 984669151 · Bergen, Vestland · Active 171 60 OMEGA SUBSEA AS org.nr 997898923 · Bergen, Vestland · Active 171 61 NOV WELLBORE TECHNOLOGIES NORWAY LLC NUF org.nr 985377545 · Stavanger, Rogaland · Active 170 62 ON & OFFSHORE SERVICES AS org.nr 986012273 · Kristiansand, Agder · Active 161 63 REPSOL NORGE AS org.nr 993787787 · Stavanger, Rogaland · Active 159 64 ENHANCED DRILLING AS org.nr 978712606 · Øygarden, Vestland · Active 153 65 P/F PAM-OFFSHORE SERVICE org.nr 979949049 · · Active 142 66 HAVILA SUBSEA CREWING AS org.nr 991809902 · Herøy, Møre og Romsdal · Active 142 67 ODFJELL TECHNOLOGY AS org.nr 919580240 · Bergen, Vestland · Active 136 68 GUNNAR HOLTH GRUSFORRETNING AS org.nr 912774244 · Kongsvinger, Innlandet · Active 125 69 AKOFS NORWAY OPERATIONS AS org.nr 920901387 · Bærum, Akershus · Active 125 70 BW OFFSHORE NORWAY AS org.nr 995682346 · Oslo, Oslo · Active 124 71 ENGEBØ RUTILE AND GARNET AS org.nr 990691606 · Sunnfjord, Vestland · Active 124 72 THREE60 ENERGY NORWAY AS org.nr 996926524 · Stavanger, Rogaland · Active 121 73 LUNDHS AS org.nr 993071641 · Larvik, Vestfold · Active 120 74 DOF SUBSEA NORWAY AS org.nr 888131442 · Bergen, Vestland · Active 119 75 RAMCO NORWAY AS org.nr 934287525 · Kinn, Vestland · Active 115 76 FRANZEFOSS PUKK AS org.nr 982153018 · Bærum, Akershus · Active 113 77 WELLTEC OILFIELD SERVICES (NORWAY) AS org.nr 914426235 · Bergen, Vestland · Active 111 78 SEA1 OFFSHORE CREW AS org.nr 990652821 · Kristiansand, Agder · Active 110 79 ORLEN UPSTREAM NORWAY AS org.nr 991317155 · Sola, Rogaland · Active 110 80 TOTALENERGIES EP NORGE AS org.nr 927066440 · Stavanger, Rogaland · Active 100 81 FEIRING BRUK AS org.nr 943142947 · Lørenskog, Akershus · Active 97 82 COSL NORWEGIAN AS org.nr 992831510 · Sandnes, Rogaland · Active 90 83 FRANZEFOSS MINERALS AS org.nr 882153002 · Bærum, Akershus · Active 90 84 NORTH SEA OFFSHORE AS org.nr 996482545 · Austevoll, Vestland · Active 90 85 SCAN TECH AS org.nr 974348128 · Stavanger, Rogaland · Active 88 86 TCO NORWAY AS org.nr 932406659 · Bergen, Vestland · Active 88 87 INPEX IDEMITSU NORGE AS org.nr 953133210 · Bærum, Akershus · Active 86 88 ODFJELL WELL SERVICES AS org.nr 918646132 · Bergen, Vestland · Active 84 89 OMV NORGE AS org.nr 988400025 · Stavanger, Rogaland · Active 82 90 PETORO AS org.nr 983382355 · Stavanger, Rogaland · Active 79 91 TDW OFFSHORE SERVICES AS org.nr 979836546 · Stavanger, Rogaland · Active 77 92 SUB SEA SERVICES AS org.nr 982734150 · Stavanger, Rogaland · Active 72 93 FOURPHASE AS org.nr 998191742 · Bergen, Vestland · Active 71 94 SEA1 OFFSHORE AS org.nr 990673586 · Kristiansand, Agder · Active 70 95 SCORE AS org.nr 967555282 · Randaberg, Rogaland · Active 70 96 FORCE TECHNOLOGY NORWAY AS org.nr 985586632 · Asker, Akershus · Active 69 97 AXTECH AS org.nr 887062552 · Molde, Møre og Romsdal · Active 68 98 GABBRO NOR AS org.nr 874227862 · Nesna, Nordland · Active 66 99 BRØNNØY KALK AS org.nr 979112106 · Brønnøy, Nordland · Active 65 100 STAVEN GRUS AS org.nr 924966246 · Øksnes, Nordland · Active 64
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Source

Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.

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.

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