Largest employers by headcount in Faglig, vitenskapelig og teknisk tjenesteyting

1 NORCONSULT NORGE AS org.nr 962392687 · Bærum, Akershus · Active 4,296 2 MULTICONSULT NORGE AS org.nr 918836519 · Oslo, Oslo · Active 2,902 3 DNV AS org.nr 945748931 · Bærum, Akershus · Active 2,291 4 SWECO NORGE AS org.nr 967032271 · Oslo, Oslo · Active 2,220 5 PRICEWATERHOUSECOOPERS AS org.nr 987009713 · Oslo, Oslo · Active 1,926 6 ERNST & YOUNG AS org.nr 976389387 · Oslo, Oslo · Active 1,779 7 SINTEF AS org.nr 919303808 · Trondheim, Trøndelag · Active 1,530 8 KPMG AS org.nr 935174627 · Oslo, Oslo · Active 1,453 9 RAMBØLL NORGE AS org.nr 915251293 · Oslo, Oslo · Active 1,394 10 FOLKEHELSEINSTITUTTET org.nr 983744516 · Oslo, Oslo · Active 1,359 11 AIDER AS org.nr 922633452 · Oslo, Oslo · Active 1,322 12 COWI AS org.nr 979364857 · Oslo, Oslo · Active 1,283 13 ASPLAN VIAK AS org.nr 910209205 · Bærum, Akershus · Active 1,278 14 BDO AS org.nr 993606650 · Oslo, Oslo · Active 1,258 15 DELOITTE AS org.nr 980211282 · Oslo, Oslo · Active 1,232 16 SIEMENS ENERGY AS org.nr 915826946 · Oslo, Oslo · Active 1,194 17 HAVFORSKNINGSINSTITUTTET org.nr 971349077 · Bergen, Vestland · Active 1,089 18 AZETS INSIGHT AS org.nr 983338917 · Oslo, Oslo · Active 964 19 STATENS KARTVERK org.nr 971040238 · Ringerike, Buskerud · Active 850 20 NIBIO - NORSK INSTITUTT FOR BIOØKONOMI org.nr 988983837 · Ås, Akershus · Active 800 21 NORCE RESEARCH AS org.nr 919408049 · Bergen, Vestland · Active 777 22 ENORA AS org.nr 935701430 · Oslo, Oslo · Active 628 23 SPAREBANK 1 REGNSKAPSHUSET SMN AS org.nr 936285066 · Trondheim, Trøndelag · Active 582 24 METEOROLOGISK INSTITUTT org.nr 971274042 · Oslo, Oslo · Active 571 25 INSTITUTT FOR ENERGITEKNIKK STI org.nr 959432538 · Lillestrøm, Akershus · Active 556 26 ANICURA AS org.nr 911627604 · Oslo, Oslo · Active 511 27 EVIDENSIA SMÅDYR AS org.nr 912161668 · Oslo, Oslo · Active 495 28 HRP AS org.nr 988889245 · Oslo, Oslo · Active 461 29 RETAIL24 AS org.nr 992036206 · Oslo, Oslo · Active 458 30 CONCEPT COMMUNICATION AS org.nr 968765043 · Oslo, Oslo · Active 448 31 AFRY NORWAY ADVISORY AS org.nr 883889762 · Oslo, Oslo · Active 438 32 HEAD ENERGY CONSULTING AS org.nr 997156765 · Bergen, Vestland · Active 433 33 STIFTELSEN NORSK INSTITUTT FOR NATURFORSKNING NINA org.nr 950037687 · Trondheim, Trøndelag · Active 420 34 NORGES GEOTEKNISKE INSTITUTT AS org.nr 932089114 · Oslo, Oslo · Active 416 35 SPAREBANK 1 SØR-NORGE FORRETNINGSPARTNER AS org.nr 990945748 · Stavanger, Rogaland · Active 416 36 SINTEF OCEAN AS org.nr 937357370 · Trondheim, Trøndelag · Active 406 37 WSP NORGE AS org.nr 881894742 · Oslo, Oslo · Active 405 38 VIEW GROUP AS org.nr 987260335 · Oslo, Oslo · Active 389 39 AFRY NORWAY AS org.nr 915229719 · Oslo, Oslo · Active 379 40 AUTOSTORE AS org.nr 974533014 · Vindafjord, Rogaland · Active 370 41 ADVOKATFIRMAET THOMMESSEN AS org.nr 957423248 · Oslo, Oslo · Active 366 42 NOFIMA AS org.nr 989278835 · Tromsø, Troms · Active 360 43 SINTEF ENERGI AS org.nr 939350675 · Trondheim, Trøndelag · Active 359 44 VETERINÆRINSTITUTTET org.nr 970955623 · Ås, Akershus · Active 357 45 NORSTAT NORGE AS org.nr 982836018 · Oslo, Oslo · Active 351 46 OCEANEERING ASSET INTEGRITY AS org.nr 965591095 · Bergen, Vestland · Active 330 47 RYSTAD ENERGY AS org.nr 887448892 · Oslo, Oslo · Active 316 48 GOODTECH AS org.nr 984892071 · Oslo, Oslo · Active 307 49 ADVOKATFIRMAET WIERSHOLM AS org.nr 981371593 · Oslo, Oslo · Active 306 50 REACH SUBSEA AS org.nr 993252263 · Haugesund, Rogaland · Active 301 51 ECIT SERVICES AS org.nr 993800139 · Bærum, Akershus · Active 296 52 SPAREBANK 1 REGNSKAPSHUSET NORD-NORGE AS org.nr 851987142 · Tromsø, Troms · Active 292 53 RSM NORGE AS org.nr 982316588 · Oslo, Oslo · Active 291 54 NORSK INSTITUTT FOR VANNFORSKNING STI org.nr 855869942 · Oslo, Oslo · Active 277 55 CEDRA NORGE AS org.nr 935416779 · Oslo, Oslo · Active 275 56 WIKBORG REIN ADVOKATFIRMA AS org.nr 916782195 · Oslo, Oslo · Active 273 57 TRY AS org.nr 980129942 · Oslo, Oslo · Active 273 58 TELL NORGE AS org.nr 834836912 · Oslo, Oslo · Active 263 59 LINK ARKITEKTUR AS org.nr 975999726 · Oslo, Oslo · Active 261 60 VALUE GROUP AS org.nr 915156975 · Oslo, Oslo · Active 259 61 ADMENTO AS org.nr 989176013 · Trondheim, Trøndelag · Active 245 62 ADVOKATFIRMAET BAHR AS org.nr 919513063 · Oslo, Oslo · Active 243 63 METIER AS org.nr 917807590 · Oslo, Oslo · Active 242 64 RETAIL FACTORY AS org.nr 926087843 · Oslo, Oslo · Active 233 65 PGS GEOPHYSICAL AS org.nr 960563085 · Oslo, Oslo · Active 233 66 ADVOKATFIRMAET HAAVIND AS org.nr 986420177 · Oslo, Oslo · Active 232 67 EMPET AS org.nr 916720823 · Lillestrøm, Akershus · Active 228 68 NORGES GEOLOGISKE UNDERSØKELSE org.nr 970188290 · Trondheim, Trøndelag · Active 222 69 NORDIC OFFICE OF ARCHITECTURE AS org.nr 920013899 · Oslo, Oslo · Active 208 70 DNV AQUACULTURE AND OCEAN HEALTH AS org.nr 921680961 · Frøya, Trøndelag · Active 208 71 ERNST & YOUNG ADVOKATFIRMA AS org.nr 984328796 · Oslo, Oslo · Active 208 72 KPMG LAW ADVOKATFIRMA AS org.nr 912056880 · Oslo, Oslo · Active 205 73 THE BOSTON CONSULTING GROUP NORDIC AB NUF org.nr 991661557 · Oslo, Oslo · Active 203 74 DENTSU NORGE AS org.nr 927445875 · Oslo, Oslo · Active 203 75 FUGRO NORWAY AS org.nr 969059789 · Oslo, Oslo · Active 199 76 KIWA AS org.nr 976491696 · Oslo, Oslo · Active 197 77 WAL AS org.nr 931605496 · Oslo, Oslo · Active 197 78 DELOITTE ADVOKATFIRMA AS org.nr 994116177 · Oslo, Oslo · Active 195 79 ASPIA NORGE AS org.nr 923792457 · Oslo, Oslo · Active 194 80 DEEPOCEAN SUBSEA SERVICES LTD NUF org.nr 921171242 · · Active 192 81 NORSK POLARINSTITUTT org.nr 971022264 · Tromsø, Troms · Active 189 82 WPP MEDIA NORWAY AS org.nr 991045449 · Oslo, Oslo · Active 188 83 SIEMENS MOBILITY AS org.nr 919366060 · Oslo, Oslo · Active 187 84 PUBLICIS COMMUNICATIONS NORWAY AS org.nr 985087776 · Oslo, Oslo · Active 187 85 ADVOKATFIRMAET SCHJØDT AS org.nr 996918122 · Oslo, Oslo · Active 185 86 ODFJELL ENGINEERING AS org.nr 991491252 · Bergen, Vestland · Active 184 87 ADVOKATFIRMAET ARNTZEN AS org.nr 982409705 · Oslo, Oslo · Active 181 88 STIFTELSEN NILU org.nr 941705561 · Lillestrøm, Akershus · Active 180 89 IKM CONSULTANTS AS org.nr 981403800 · Sola, Rogaland · Active 178 90 DR TECHN OLAV OLSEN AS org.nr 981124626 · Bærum, Akershus · Active 177 91 IKM INSPECTION AS org.nr 948278324 · Sola, Rogaland · Active 177 92 RELYON NORWAY AS org.nr 936993850 · Bergen, Vestland · Active 173 93 SLB CAPTURI NORWAY AS org.nr 925200654 · Bærum, Akershus · Active 171 94 IPSOS AS org.nr 947636936 · Oslo, Oslo · Active 170 95 WESTCON LØFTETEKNIKK AS org.nr 977471184 · Haugesund, Rogaland · Active 169 96 JOHNSON CONTROLS NORWAY AS org.nr 940729092 · Oslo, Oslo · Active 168 97 STATENS ARBEIDSMILJØINSTITUTT org.nr 874761222 · Oslo, Oslo · Active 166 98 VOITH HYDRO AS org.nr 980982637 · Oslo, Oslo · Active 166 99 SANDS ADVOKATFIRMA AS org.nr 935597404 · Oslo, Oslo · Active 164 100 MATCH REKRUTTERING & BEMANNING AS org.nr 929094719 · Arendal, Agder · Active 162