Largest employers by headcount in Faglig, vitenskapelig og teknisk tjenesteyting

1 NORCONSULT NORGE AS org.nr 962392687 · Bærum, Akershus · Active 4,428 2 MULTICONSULT NORGE AS org.nr 918836519 · Oslo, Oslo · Active 2,871 3 DNV AS org.nr 945748931 · Bærum, Akershus · Active 2,333 4 SWECO NORGE AS org.nr 967032271 · Oslo, Oslo · Active 2,249 5 PRICEWATERHOUSECOOPERS AS org.nr 987009713 · Oslo, Oslo · Active 1,849 6 SINTEF AS org.nr 919303808 · Trondheim, Trøndelag · Active 1,536 7 ERNST & YOUNG AS org.nr 976389387 · Oslo, Oslo · Active 1,501 8 RAMBØLL NORGE AS org.nr 915251293 · Oslo, Oslo · Active 1,397 9 KPMG AS org.nr 935174627 · Oslo, Oslo · Active 1,383 10 FOLKEHELSEINSTITUTTET org.nr 983744516 · Oslo, Oslo · Active 1,369 11 AIDER AS org.nr 922633452 · Oslo, Oslo · Active 1,316 12 ASPLAN VIAK AS org.nr 910209205 · Bærum, Akershus · Active 1,297 13 COWI AS org.nr 979364857 · Oslo, Oslo · Active 1,285 14 BDO AS org.nr 993606650 · Oslo, Oslo · Active 1,221 15 DELOITTE AS org.nr 980211282 · Oslo, Oslo · Active 1,194 16 SIEMENS ENERGY AS org.nr 915826946 · Oslo, Oslo · Active 1,187 17 HAVFORSKNINGSINSTITUTTET org.nr 971349077 · Bergen, Vestland · Active 1,105 18 AZETS INSIGHT AS org.nr 983338917 · Oslo, Oslo · Active 924 19 STATENS KARTVERK org.nr 971040238 · Ringerike, Buskerud · Active 899 20 NIBIO - NORSK INSTITUTT FOR BIOØKONOMI org.nr 988983837 · Ås, Akershus · Active 873 21 NORCE RESEARCH AS org.nr 919408049 · Bergen, Vestland · Active 743 22 ENORA AS org.nr 935701430 · Oslo, Oslo · Active 638 23 METEOROLOGISK INSTITUTT org.nr 971274042 · Oslo, Oslo · Active 583 24 INSTITUTT FOR ENERGITEKNIKK STI org.nr 959432538 · Lillestrøm, Akershus · Active 577 25 SPAREBANK 1 REGNSKAPSHUSET SMN AS org.nr 936285066 · Trondheim, Trøndelag · Active 573 26 ANICURA AS org.nr 911627604 · Oslo, Oslo · Active 534 27 EVIDENSIA SMÅDYR AS org.nr 912161668 · Oslo, Oslo · Active 513 28 RETAIL24 AS org.nr 992036206 · Oslo, Oslo · Active 487 29 SIEMENS AS org.nr 923009108 · Oslo, Oslo · Active 480 30 CEDRA NORGE AS org.nr 935416779 · Oslo, Oslo · Active 474 31 HRP AS org.nr 988889245 · Oslo, Oslo · Active 453 32 CONCEPT COMMUNICATION AS org.nr 968765043 · Oslo, Oslo · Active 437 33 STIFTELSEN NORSK INSTITUTT FOR NATURFORSKNING NINA org.nr 950037687 · Trondheim, Trøndelag · Active 436 34 AFRY NORWAY ADVISORY AS org.nr 883889762 · Oslo, Oslo · Active 433 35 HEAD ENERGY CONSULTING AS org.nr 997156765 · Bergen, Vestland · Active 425 36 NORGES GEOTEKNISKE INSTITUTT AS org.nr 932089114 · Oslo, Oslo · Active 424 37 SINTEF OCEAN AS org.nr 937357370 · Trondheim, Trøndelag · Active 407 38 SPAREBANK 1 SØR-NORGE FORRETNINGSPARTNER AS org.nr 990945748 · Stavanger, Rogaland · Active 404 39 RETAIL FACTORY AS org.nr 926087843 · Oslo, Oslo · Active 399 40 WSP NORGE AS org.nr 881894742 · Oslo, Oslo · Active 398 41 AUTOSTORE AS org.nr 974533014 · Vindafjord, Rogaland · Active 380 42 SINTEF ENERGI AS org.nr 939350675 · Trondheim, Trøndelag · Active 377 43 AFRY NORWAY AS org.nr 915229719 · Oslo, Oslo · Active 373 44 VIEW GROUP AS org.nr 987260335 · Oslo, Oslo · Active 369 45 ADVOKATFIRMAET THOMMESSEN AS org.nr 957423248 · Oslo, Oslo · Active 357 46 VETERINÆRINSTITUTTET org.nr 970955623 · Ås, Akershus · Active 356 47 NOFIMA AS org.nr 989278835 · Tromsø, Troms · Active 355 48 NORSTAT NORGE AS org.nr 982836018 · Oslo, Oslo · Active 333 49 OCEANEERING ASSET INTEGRITY AS org.nr 965591095 · Bergen, Vestland · Active 325 50 CEDRA NORGE MOMENTUM AS org.nr 936032249 · Oslo, Oslo · Active 314 51 RYSTAD ENERGY AS org.nr 887448892 · Oslo, Oslo · Active 311 52 REACH SUBSEA AS org.nr 993252263 · Haugesund, Rogaland · Active 309 53 GOODTECH AS org.nr 984892071 · Oslo, Oslo · Active 308 54 WAL AS org.nr 931605496 · Oslo, Oslo · Active 299 55 ECIT SERVICES AS org.nr 993800139 · Bærum, Akershus · Active 292 56 ADVOKATFIRMAET WIERSHOLM AS org.nr 981371593 · Oslo, Oslo · Active 291 57 SPAREBANK 1 REGNSKAPSHUSET NORD-NORGE AS org.nr 851987142 · Tromsø, Troms · Active 280 58 WIKBORG REIN ADVOKATFIRMA AS org.nr 916782195 · Oslo, Oslo · Active 278 59 ADMENTO AS org.nr 989176013 · Trondheim, Trøndelag · Active 274 60 NORSK INSTITUTT FOR VANNFORSKNING STI org.nr 855869942 · Oslo, Oslo · Active 271 61 ADVOKATFIRMAET BAHR AS org.nr 919513063 · Oslo, Oslo · Active 259 62 LINK ARKITEKTUR AS org.nr 975999726 · Oslo, Oslo · Active 253 63 TRY AS org.nr 980129942 · Oslo, Oslo · Active 248 64 TELL NORGE AS org.nr 834836912 · Oslo, Oslo · Active 242 65 CEDRA NORGE BOREALIS AS org.nr 936295800 · Oslo, Oslo · Active 241 66 EMPET AS org.nr 916720823 · Lillestrøm, Akershus · Active 235 67 METIER AS org.nr 917807590 · Oslo, Oslo · Active 235 68 VALUE GROUP AS org.nr 915156975 · Oslo, Oslo · Active 234 69 PGS GEOPHYSICAL AS org.nr 960563085 · Oslo, Oslo · Active 227 70 NORGES GEOLOGISKE UNDERSØKELSE org.nr 970188290 · Trondheim, Trøndelag · Active 226 71 ASPIA NORGE AS org.nr 923792457 · Oslo, Oslo · Active 223 72 ADVOKATFIRMAET HAAVIND AS org.nr 986420177 · Oslo, Oslo · Active 221 73 BLOOM OSLO AS org.nr 994973754 · Oslo, Oslo · Active 215 74 NORDIC OFFICE OF ARCHITECTURE AS org.nr 920013899 · Oslo, Oslo · Active 209 75 KIWA AS org.nr 976491696 · Oslo, Oslo · Active 203 76 FUGRO NORWAY AS org.nr 969059789 · Oslo, Oslo · Active 202 77 MATCH REKRUTTERING & BEMANNING AS org.nr 929094719 · Arendal, Agder · Active 195 78 SIEMENS MOBILITY AS org.nr 919366060 · Oslo, Oslo · Active 193 79 NORSK POLARINSTITUTT org.nr 971022264 · Tromsø, Troms · Active 193 80 KPMG LAW ADVOKATFIRMA AS org.nr 912056880 · Oslo, Oslo · Active 192 81 DELOITTE ADVOKATFIRMA AS org.nr 994116177 · Oslo, Oslo · Active 190 82 DNV AQUACULTURE AND OCEAN HEALTH AS org.nr 921680961 · Frøya, Trøndelag · Active 188 83 DEEPOCEAN SUBSEA SERVICES LTD NUF org.nr 921171242 · · Active 188 84 THE BOSTON CONSULTING GROUP NORDIC AB NUF org.nr 991661557 · Oslo, Oslo · Active 188 85 PUBLICIS COMMUNICATIONS NORWAY AS org.nr 985087776 · Oslo, Oslo · Active 187 86 ADVOKATFIRMAET SCHJØDT AS org.nr 996918122 · Oslo, Oslo · Active 186 87 DENTSU NORGE AS org.nr 927445875 · Oslo, Oslo · Active 182 88 STIFTELSEN NILU org.nr 941705561 · Lillestrøm, Akershus · Active 179 89 WPP MEDIA NORWAY AS org.nr 991045449 · Oslo, Oslo · Active 177 90 DR TECHN OLAV OLSEN AS org.nr 981124626 · Bærum, Akershus · Active 176 91 ODFJELL ENGINEERING AS org.nr 991491252 · Bergen, Vestland · Active 176 92 ADVOKATFIRMAET ARNTZEN AS org.nr 982409705 · Oslo, Oslo · Active 175 93 IKM INSPECTION AS org.nr 948278324 · Sola, Rogaland · Active 173 94 VOITH HYDRO AS org.nr 980982637 · Oslo, Oslo · Active 173 95 STATENS ARBEIDSMILJØINSTITUTT org.nr 874761222 · Oslo, Oslo · Active 172 96 IKM CONSULTANTS AS org.nr 981403800 · Sola, Rogaland · Active 170 97 WESTCON LØFTETEKNIKK AS org.nr 977471184 · Haugesund, Rogaland · Active 170 98 RELYON NORWAY AS org.nr 936993850 · Bergen, Vestland · Active 169 99 JOHNSON CONTROLS NORWAY AS org.nr 940729092 · Oslo, Oslo · Active 168 100 ABMARKETING AS org.nr 924607386 · Oslo, Oslo · Active 163