BIZTRAC BETA

Largest employers by headcount in Bygge- og anleggsvirksomhet

Ranked by registered headcount.

Together the 100 companies on this list account for 57,380. Top of the list is BANE NOR SF with 5,567, ahead of BRAVIDA NORGE AS. Oslo has the most companies on the list (22).

# Company Employees
1 BANE NOR SF org.nr 917082308 · Oslo, Oslo · Active 5,567 2 BRAVIDA NORGE AS org.nr 987582561 · Oslo, Oslo · Active 3,269 3 VEIDEKKE ENTREPRENØR AS org.nr 984024290 · Oslo, Oslo · Active 2,952 4 SKANSKA NORGE AS org.nr 943049467 · Oslo, Oslo · Active 2,948 5 GK NORGE AS org.nr 915892981 · Oslo, Oslo · Active 1,855 6 CAVERION NORGE AS org.nr 959069743 · Oslo, Oslo · Active 1,804 7 MESTA AS org.nr 992804440 · Oslo, Oslo · Active 1,605 8 AF GRUPPEN NORGE AS org.nr 938333572 · Oslo, Oslo · Active 1,514 9 HENT AS org.nr 990749655 · Trondheim, Trøndelag · Active 1,417 10 HÆHRE ENTREPRENØR AS org.nr 986420010 · Modum, Buskerud · Active 1,061 11 VELOX ELECTRO NORDICS AS org.nr 914719313 · Grimstad, Agder · Active 1,026 12 RECOVER AS org.nr 995761440 · Oslo, Oslo · Active 975 13 OCAB AS org.nr 916326211 · Bærum, Akershus · Active 885 14 VARME & BAD AS org.nr 991603344 · Stavanger, Rogaland · Active 846 15 VASSBAKK & STOL AS org.nr 927048841 · Karmøy, Rogaland · Active 791 16 STS-ISONOR AS org.nr 991750282 · Bergen, Vestland · Active 765 17 NCC NORGE AS org.nr 911274426 · Oslo, Oslo · Active 743 18 STANGELAND MASKIN AS org.nr 935861330 · Sola, Rogaland · Active 730 19 FIRESAFE AS org.nr 958249799 · Lørenskog, Akershus · Active 722 20 LEONHARD NILSEN & SØNNER AS org.nr 937843771 · Andøy, Nordland · Active 710 21 BANESERVICE AS org.nr 986392912 · Oslo, Oslo · Active 679 22 ASSEMBLIN AS org.nr 965808752 · Oslo, Oslo · Active 665 23 ONECO ELEKTRO AS org.nr 996669173 · Oslo, Oslo · Active 613 24 RISA AS org.nr 980404129 · Hå, Rogaland · Active 594 25 ONECO NETWORKS AS org.nr 987210001 · Oslo, Oslo · Active 582 26 NSE INDUSTRIER AS org.nr 982820685 · Randaberg, Rogaland · Active 548 27 CONSTO AS org.nr 995754606 · Tromsø, Troms · Active 547 28 NSE FAGSTILLAS AS org.nr 954901300 · Arendal, Agder · Active 535 29 ELTEL NETWORKS AS org.nr 912955915 · Oslo, Oslo · Active 530 30 PRESIS VEGDRIFT AS org.nr 914888794 · Bergen, Vestland · Active 508 31 IMPLENIA NORGE AS org.nr 980332977 · Bærum, Akershus · Active 498 32 URBAN REUSE NORWAY AS org.nr 988943312 · Asker, Akershus · Active 487 33 GRANITOR ELECTRO AS org.nr 897688182 · Drammen, Buskerud · Active 486 34 SOTRA LINK CONSTRUCTION JV ANS org.nr 928890961 · Bergen, Vestland · Active 474 35 ANLEGG ØST ENTREPRENØR AS org.nr 911866773 · Lillehammer, Innlandet · Active 421 36 HITACHI ENERGY NORWAY AS org.nr 921186061 · Oslo, Oslo · Active 414 37 PEAB BYGG AS org.nr 943672520 · Tromsø, Troms · Active 405 38 LOS ELEKTRO AS org.nr 978632378 · Bømlo, Vestland · Active 372 39 METROSTAV NORGE AS org.nr 924549092 · Bærum, Akershus · Active 356 40 KONE AKSJESELSKAP org.nr 918201548 · Oslo, Oslo · Active 354 41 NRC NORGE AS org.nr 914601290 · Bærum, Akershus · Active 344 42 MARTHINSEN & DUVHOLT AS org.nr 980416976 · Sandefjord, Vestfold · Active 340 43 XERVON NORWAY AS org.nr 987408170 · Lørenskog, Akershus · Active 336 44 HELGEVOLD AS org.nr 986389180 · Vindafjord, Rogaland · Active 326 45 SERVICEALLIANSEN AS org.nr 957246575 · Bergen, Vestland · Active 324 46 INFRATEK NORGE AS org.nr 984277032 · Oslo, Oslo · Active 321 47 CRANE NORWAY VEST AS org.nr 923079718 · Sandnes, Rogaland · Active 320 48 NETEL AS org.nr 983096514 · Oslo, Oslo · Active 313 49 BD SERVICE AS org.nr 927485508 · Ås, Akershus · Active 308 50 RECO BYGG OG SKADETEKNIKK AS org.nr 986559000 · Bærum, Akershus · Active 306 51 CONSOLVO AS org.nr 944024875 · Lier, Buskerud · Active 296 52 TRAFTEC AS org.nr 897603632 · Arendal, Agder · Active 285 53 RELOKATOR AS org.nr 913141784 · Oslo, Oslo · Active 283 54 VINDE TILKOMSTTEKNIKK AS org.nr 916622511 · Trondheim, Trøndelag · Active 278 55 JM NORGE AS org.nr 829350122 · Oslo, Oslo · Active 277 56 ISACHSEN ANLEGG AS org.nr 970999507 · Drammen, Buskerud · Active 270 57 OTERA INFRA AS org.nr 995845067 · Kristiansand, Agder · Active 268 58 TT ANLEGG AS org.nr 916687435 · Lindesnes, Agder · Active 262 59 NETTPARTNER AS org.nr 998407567 · Bærum, Akershus · Active 259 60 TECA AS org.nr 983246702 · Bømlo, Vestland · Active 258 61 NORDIC CRANE AS org.nr 951275824 · Lillestrøm, Akershus · Active 257 62 MULTI MARINE AS org.nr 984098901 · Averøy, Møre og Romsdal · Active 257 63 PARK & ANLEGG AS org.nr 982382955 · Sarpsborg, Østfold · Active 257 64 LEIF GRIMSRUD AS org.nr 832516902 · Halden, Østfold · Active 257 65 SARTOR & DRANGE AS org.nr 957213219 · Øygarden, Vestland · Active 256 66 BRYN BYGGKLIMA AS org.nr 984005288 · Asker, Akershus · Active 255 67 HAALAND AS org.nr 920520146 · Rana, Nordland · Active 253 68 SIG HALVORSEN AS org.nr 976700376 · Sandnes, Rogaland · Active 245 69 BYGGIMPULS AS org.nr 987975105 · Aurskog-høland, Akershus · Active 244 70 EIFFAGE GENIE CIVIL NUF org.nr 926049860 · Porsgrunn, Telemark · Active 243 71 RØNNING ELEKTRO AS org.nr 915581714 · Stavanger, Rogaland · Active 242 72 TRATEC TEKNIKKEN AS org.nr 990518831 · Farsund, Agder · Active 241 73 STENSETH & RS ENTREPRENØR AS org.nr 985210632 · Asker, Akershus · Active 236 74 ARITECH AS org.nr 984072325 · Stord, Vestland · Active 236 75 OBOS BLOCK WATNE ENTREPRENØR AS org.nr 930061212 · Oslo, Oslo · Active 234 76 LAB ENTREPRENØR AS org.nr 995802392 · Bergen, Vestland · Active 231 77 AF ELKRAFT AS org.nr 916036930 · Bergen, Vestland · Active 230 78 TVERÅS MASKIN & TRANSPORT AS org.nr 958324014 · Stjørdal, Trøndelag · Active 230 79 SOLID ENTREPRENØR AS org.nr 977265525 · Fredrikstad, Østfold · Active 229 80 JM HANSEN MIDT AS org.nr 992090006 · Steinkjer, Trøndelag · Active 228 81 BRØDRENE ULVESETH AS org.nr 990269068 · Bergen, Vestland · Active 225 82 REPSTAD ANLEGG AS org.nr 915372201 · Kristiansand, Agder · Active 225 83 VASSNES POWER AS org.nr 998879779 · Vindafjord, Rogaland · Active 223 84 VIVASERVE AS org.nr 933603628 · Bamble, Telemark · Active 222 85 INGENIØR IVAR PETTERSEN AS org.nr 961773490 · Drammen, Buskerud · Active 222 86 VINTERVOLL AS org.nr 929314832 · Trondheim, Trøndelag · Active 220 87 NORDASFALT AS org.nr 950501480 · Bodø, Nordland · Active 217 88 DALEKOVOD NUF org.nr 987558237 · Bærum, Akershus · Active 216 89 JOHS J SYLTERN AS org.nr 816510872 · Åfjord, Trøndelag · Active 215 90 LAJE AS org.nr 920465536 · Hamar, Innlandet · Active 214 91 BLU ELECTRO AS org.nr 925323276 · Stavanger, Rogaland · Active 214 92 EIQON AS org.nr 916739192 · Asker, Akershus · Active 212 93 TURBOCONSTROI NORGE AS org.nr 913479157 · Eidsvoll, Akershus · Active 211 94 BACKE ROGALAND AS org.nr 992352612 · Sola, Rogaland · Active 211 95 KRØDEREN ELEKTRO AS org.nr 941163343 · Krødsherad, Buskerud · Active 211 96 SØBSTAD AS org.nr 921231849 · Trondheim, Trøndelag · Active 209 97 BRG ENTREPRENØR AS org.nr 992604956 · Kristiansand, Agder · Active 207 98 RUTA ENTREPRENØR AS org.nr 983830196 · Trondheim, Trøndelag · Active 207 99 SITE SERVICE AS org.nr 996427544 · Nittedal, Akershus · Active 207 100 NORDBY MASKIN AS org.nr 957804438 · Nannestad, Akershus · Active 204
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Source

Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.

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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