BIZTRAC BETA

Largest employers by headcount in Bygge- og anleggsvirksomhet

Ranked by registered headcount.

# Company Employees
1 BANE NOR SF org.nr 917082308 · Oslo, Oslo · Active 5,591 2 BRAVIDA NORGE AS org.nr 987582561 · Oslo, Oslo · Active 3,304 3 SKANSKA NORGE AS org.nr 943049467 · Oslo, Oslo · Active 2,853 4 VEIDEKKE ENTREPRENØR AS org.nr 984024290 · Oslo, Oslo · Active 2,851 5 GK NORGE AS org.nr 915892981 · Oslo, Oslo · Active 1,860 6 CAVERION NORGE AS org.nr 959069743 · Oslo, Oslo · Active 1,827 7 MESTA AS org.nr 992804440 · Oslo, Oslo · Active 1,584 8 AF GRUPPEN NORGE AS org.nr 938333572 · Oslo, Oslo · Active 1,459 9 HENT AS org.nr 990749655 · Trondheim, Trøndelag · Active 1,357 10 HÆHRE ENTREPRENØR AS org.nr 986420010 · Modum, Buskerud · Active 1,045 11 RECOVER AS org.nr 995761440 · Oslo, Oslo · Active 991 12 OCAB AS org.nr 916326211 · Bærum, Akershus · Active 913 13 VELOX ELECTRO NORDICS AS org.nr 914719313 · Grimstad, Agder · Active 865 14 VARME & BAD AS org.nr 991603344 · Stavanger, Rogaland · Active 859 15 NCC NORGE AS org.nr 911274426 · Oslo, Oslo · Active 760 16 VASSBAKK & STOL AS org.nr 927048841 · Karmøy, Rogaland · Active 759 17 STS-ISONOR AS org.nr 991750282 · Bergen, Vestland · Active 725 18 FIRESAFE AS org.nr 958249799 · Lørenskog, Akershus · Active 713 19 STANGELAND MASKIN AS org.nr 935861330 · Sola, Rogaland · Active 698 20 BANESERVICE AS org.nr 986392912 · Oslo, Oslo · Active 684 21 ASSEMBLIN AS org.nr 965808752 · Oslo, Oslo · Active 680 22 LEONHARD NILSEN & SØNNER AS org.nr 937843771 · Andøy, Nordland · Active 658 23 ONECO ELEKTRO AS org.nr 996669173 · Oslo, Oslo · Active 617 24 ONECO NETWORKS AS org.nr 987210001 · Oslo, Oslo · Active 608 25 NSE FAGSTILLAS AS org.nr 954901300 · Arendal, Agder · Active 578 26 RISA AS org.nr 980404129 · Hå, Rogaland · Active 577 27 CONSTO AS org.nr 995754606 · Tromsø, Troms · Active 553 28 ELTEL NETWORKS AS org.nr 912955915 · Oslo, Oslo · Active 538 29 PRESIS VEGDRIFT AS org.nr 914888794 · Bergen, Vestland · Active 528 30 NSE INDUSTRIER AS org.nr 982820685 · Stavanger, Rogaland · Active 516 31 IMPLENIA NORGE AS org.nr 980332977 · Bærum, Akershus · Active 487 32 URBAN REUSE NORWAY AS org.nr 988943312 · Asker, Akershus · Active 486 33 SOTRA LINK CONSTRUCTION JV ANS org.nr 928890961 · Bergen, Vestland · Active 480 34 GRANITOR ELECTRO AS org.nr 897688182 · Drammen, Buskerud · Active 463 35 PEAB BYGG AS org.nr 943672520 · Tromsø, Troms · Active 412 36 HITACHI ENERGY NORWAY AS org.nr 921186061 · Oslo, Oslo · Active 402 37 ANLEGG ØST ENTREPRENØR AS org.nr 911866773 · Lillehammer, Innlandet · Active 386 38 NRC NORGE AS org.nr 914601290 · Bærum, Akershus · Active 353 39 METROSTAV NORGE AS org.nr 924549092 · Bærum, Akershus · Active 353 40 KONE AKSJESELSKAP org.nr 918201548 · Oslo, Oslo · Active 351 41 LOS ELEKTRO AS org.nr 978632378 · Bømlo, Vestland · Active 348 42 HELGEVOLD AS org.nr 986389180 · Vindafjord, Rogaland · Active 333 43 MARTHINSEN & DUVHOLT AS org.nr 980416976 · Sandefjord, Vestfold · Active 324 44 NETEL AS org.nr 983096514 · Oslo, Oslo · Active 322 45 INFRATEK NORGE AS org.nr 984277032 · Oslo, Oslo · Active 319 46 CRANE NORWAY VEST AS org.nr 923079718 · Sandnes, Rogaland · Active 313 47 XERVON NORWAY AS org.nr 987408170 · Lørenskog, Akershus · Active 311 48 BD SERVICE AS org.nr 927485508 · Ås, Akershus · Active 301 49 RELOKATOR AS org.nr 913141784 · Oslo, Oslo · Active 300 50 SERVICEALLIANSEN AS org.nr 957246575 · Bergen, Vestland · Active 296 51 RECO BYGG OG SKADETEKNIKK AS org.nr 986559000 · Bærum, Akershus · Active 295 52 CONSOLVO AS org.nr 944024875 · Lier, Buskerud · Active 289 53 TRAFTEC AS org.nr 897603632 · Arendal, Agder · Active 284 54 JM NORGE AS org.nr 829350122 · Oslo, Oslo · Active 280 55 EIFFAGE GENIE CIVIL NUF org.nr 926049860 · Porsgrunn, Telemark · Active 277 56 NETTPARTNER AS org.nr 998407567 · Bærum, Akershus · Active 275 57 VINDE TILKOMSTTEKNIKK AS org.nr 916622511 · Trondheim, Trøndelag · Active 273 58 OTERA INFRA AS org.nr 995845067 · Kristiansand, Agder · Active 267 59 HAALAND AS org.nr 920520146 · Rana, Nordland · Active 266 60 TT ANLEGG AS org.nr 916687435 · Lindesnes, Agder · Active 261 61 ISACHSEN ANLEGG AS org.nr 970999507 · Drammen, Buskerud · Active 261 62 TECA AS org.nr 983246702 · Bømlo, Vestland · Active 260 63 NORDIC CRANE AS org.nr 951275824 · Lillestrøm, Akershus · Active 259 64 BRYN BYGGKLIMA AS org.nr 984005288 · Asker, Akershus · Active 258 65 SARTOR & DRANGE AS org.nr 957213219 · Øygarden, Vestland · Active 251 66 PARK & ANLEGG AS org.nr 982382955 · Sarpsborg, Østfold · Active 251 67 MULTI MARINE AS org.nr 984098901 · Averøy, Møre og Romsdal · Active 250 68 VASSNES POWER AS org.nr 998879779 · Vindafjord, Rogaland · Active 245 69 BYGGIMPULS AS org.nr 987975105 · Aurskog-høland, Akershus · Active 244 70 SIG HALVORSEN AS org.nr 976700376 · Sandnes, Rogaland · Active 241 71 TRATEC TEKNIKKEN AS org.nr 990518831 · Farsund, Agder · Active 239 72 SOLID ENTREPRENØR AS org.nr 977265525 · Fredrikstad, Østfold · Active 237 73 ARITECH AS org.nr 984072325 · Stord, Vestland · Active 237 74 LEIF GRIMSRUD AS org.nr 832516902 · Halden, Østfold · Active 237 75 RØNNING ELEKTRO AS org.nr 915581714 · Stavanger, Rogaland · Active 232 76 OBOS BLOCK WATNE ENTREPRENØR AS org.nr 930061212 · Oslo, Oslo · Active 232 77 TVERÅS MASKIN & TRANSPORT AS org.nr 958324014 · Stjørdal, Trøndelag · Active 232 78 AF ELKRAFT AS org.nr 916036930 · Bergen, Vestland · Active 231 79 RUTA ENTREPRENØR AS org.nr 983830196 · Trondheim, Trøndelag · Active 231 80 STENSETH & RS ENTREPRENØR AS org.nr 985210632 · Asker, Akershus · Active 228 81 INGENIØR IVAR PETTERSEN AS org.nr 961773490 · Drammen, Buskerud · Active 227 82 JM HANSEN MIDT AS org.nr 992090006 · Steinkjer, Trøndelag · Active 227 83 LAJE AS org.nr 920465536 · Hamar, Innlandet · Active 224 84 TURBOCONSTROI NORGE AS org.nr 913479157 · Eidsvoll, Akershus · Active 224 85 VINTERVOLL AS org.nr 929314832 · Trondheim, Trøndelag · Active 223 86 LAB ENTREPRENØR AS org.nr 995802392 · Bergen, Vestland · Active 220 87 SITE SERVICE AS org.nr 996427544 · Nittedal, Akershus · Active 219 88 VIVASERVE AS org.nr 933603628 · Bamble, Telemark · Active 215 89 BRØDRENE ULVESETH AS org.nr 990269068 · Bergen, Vestland · Active 213 90 BLU ELECTRO AS org.nr 925323276 · Stavanger, Rogaland · Active 213 91 SØBSTAD AS org.nr 921231849 · Trondheim, Trøndelag · Active 211 92 AV BYGG AS org.nr 931019724 · Nord-aurdal, Innlandet · Active 211 93 NORDASFALT AS org.nr 950501480 · Bodø, Nordland · Active 205 94 KRØDEREN ELEKTRO AS org.nr 941163343 · Krødsherad, Buskerud · Active 204 95 NORDBY MASKIN AS org.nr 957804438 · Nannestad, Akershus · Active 200 96 BACKE ROGALAND AS org.nr 992352612 · Sola, Rogaland · Active 199 97 NORDISK FJELLSIKRING AS org.nr 893517952 · Larvik, Vestfold · Active 199 98 JOHS J SYLTERN AS org.nr 816510872 · Åfjord, Trøndelag · Active 199 99 DOCKTECH AS org.nr 922382662 · Oslo, Oslo · Active 197 100 NYE VEIER AS org.nr 915488099 · Kristiansand, Agder · Active 195
Showing 100 companies

Embed this list

Free to use on your own site or in an article – copy the code below. It links back to the source.

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.

Report a problem

Found a technical fault, or something wrong in the data? Tell us what happened.