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The largest companies by turnover in Norway

in the industry Architectural and engineering activities; technical testing and analysis

	Company	Turnover (×1000) NOK
1	Stiftelsen Det Norske Veritas	31 594 000
2	North European Oil Trade AS	18 560 283
3	DOF Subsea AS	8 627 000
4	Renantis Norway AS	6 323 614
5	Norconsult Norge AS	5 434 537
6	Greenbit AS	4 636 408
7	Siemens Energy AS	3 780 640
8	Wood Group Norway AS	3 354 075
9	Sweco Norge AS	2 877 961
10	Apply AS	2 729 241
11	Vedal AS	2 589 828
12	Cowi AS	2 462 164
13	Rambøll Norge AS	2 269 408
14	Asplan Viak AS	1 833 849
15	KCA DEUTAG Drilling Norge AS	1 692 280
16	Axio AS	1 677 657
17	Bakkegruppen AS	1 628 984
18	Mde Group AS	1 620 928
19	Lime Petroleum AS	1 604 861
20	Pob Gruppen AS	1 542 151
21	Nrc Norge AS	1 452 102
22	Nov Process & Flow Technologies AS	1 305 833
23	Glastad Holding AS	1 248 883
24	Head Energy AS	981 506
25	Bluenord ASA	967 000
26	Stiftelsen Norges Elektriske Materiellkontroll Nemko	959 255
27	Nemko Group AS	959 255
28	Fugro Norway AS	957 683
29	Kongsberg Digital AS	923 779
30	Wsp Norge AS	881 933
31	Petroleum Technology Company AS	863 319
32	Advansia AS	862 441
33	Ross Offshore AS	847 739
34	Tgs ASA	794 297
35	Deepocean Management AS	786 482
36	Vow ASA	782 797
37	Zaptec ASA	757 398
38	Goodtech AS	739 662
39	Dr Ing A Aas-Jakobsen AS	728 845
40	Nordlink Norge AS	724 317
41	Palfinger Marine Norway AS	723 643
42	Veni Metering AS	718 008
43	Siemens Gamesa Renewable Energy AS	710 174
44	Head Energy Consulting AS	670 181
45	Hrp AS	634 930
46	Deepocean Group Holding AS	617 983
47	Three60 Energy Norway AS	599 285
48	Flir Unmanned Aerial Systems AS	576 559
49	Norbit Subsea AS	575 395
50	Øie Gruppen AS	570 966
51	Vestas Norway AS	566 427
52	Odfjell Engineering AS	555 267
53	Kanfa AS	552 849
54	Nordren AS	543 433
55	Insenti AS	541 745
56	Seaonics AS	540 629
57	Dovre Group Energy AS	523 466
58	Snøhetta Oslo AS	504 045
59	Kaph Entreprenør AS	491 497
60	Norva24 Vest AS	481 858
61	North Sea Shipping Holding AS	469 559
62	Norsk Oljevernforening For Operatørselskap	459 375
63	Swire Energy Services AS	449 731
64	Strukta AS	441 722
65	Cecon Contracting AS	431 400
66	Appear AS	416 438
67	Optime Subsea AS	412 305
68	Imenco AS	410 595
69	Omega Subsea AS	390 127
70	Nekkar ASA	387 503
71	Gråfjell Holding AS	381 303
72	Voith Hydro AS	379 559
73	Oceaneering Asset Integrity AS	373 522
74	Geobird Management AS	369 351
75	Stingray Marine Solutions AS	361 864
76	Manta Marine Technologies AS	359 410
77	Tubus Holding AS	352 935
78	Af Energi AS	348 304
79	Magseis Fairfield AS	346 888
80	Henning Larsen Architects AS	337 072
81	Tsg Holdco AS	333 493
82	Rtc Offshore AS	333 193
83	Tuboscope Norge AS	326 947
84	Aritech AS	324 534
85	Kiwa Holding AS	321 628
86	Agility Fuel Solutions Norway AS	321 381
87	Fundament Gruppen AS	321 073
88	Wellconnection Norway AS	319 032
89	Afry Consult AS	300 857
90	Can Systems AS	292 427
91	First Mover Group Norge AS	284 387
92	Norsk Analyse AS	279 883
93	Motus Technology AS	276 900
94	Kiwa AS	264 011
95	Dr techn Olav Olsen AS	262 947
96	Altus Intervention (Technologies) AS	262 352
97	Dof Subsea Rov AS	259 000
98	Stratum Reservoir (Norway) AS	254 240
99	Abl Group ASA	251 233
100	Kapsel AS	248 316