Largest employers by headcount in Trondheim
Ranked by registered headcount.
Largest by revenue
Most profitable
Highest operating margin
Revenue per employee
Operating profit per employee
Payroll cost per employee
Largest equity
Largest groups
Largest employers
Newly registered companies
Oldest companies
#
Company
Employees
1
TRONDHEIM KOMMUNE
org.nr 942110464 · Trondheim, Trøndelag · Active
22,507
2
ST. OLAVS HOSPITAL HF
org.nr 883974832 · Trondheim, Trøndelag · Active
12,339
3
NORGES TEKNISK-NATURVITENSKAPELIGE UNIVERSITET NTNU
org.nr 974767880 · Trondheim, Trøndelag · Active
10,492
4
TRONDHEIM KOMMUNE OPPVEKST OG UTDANNING
org.nr 969999536 · Trondheim, Trøndelag · Active
8,123
5
TRONDHEIM KOMMUNE HELSE OG VELFERD
org.nr 970188223 · Trondheim, Trøndelag · Active
6,465
6
TRONDHEIM KOMMUNE SOSIALE TJENESTER
org.nr 933610225 · Trondheim, Trøndelag · Active
5,113
7
COOP MIDT-NORGE SA
org.nr 938786054 · Trondheim, Trøndelag · Active
2,861
8
MEDVIND ASSISTANSE AS
org.nr 924481358 · Trondheim, Trøndelag · Active
2,562
9
SINTEF AS
org.nr 919303808 · Trondheim, Trøndelag · Active
1,530
10
BOREAL BUSS AS
org.nr 979437218 · Trondheim, Trøndelag · Active
1,430
11
HENT AS
org.nr 990749655 · Trondheim, Trøndelag · Active
1,357
12
TRØNDELAG POLITIDISTRIKT
org.nr 983998631 · Trondheim, Trøndelag · Active
1,293
13
NORSK HELSENETT SF
org.nr 994598759 · Trondheim, Trøndelag · Active
1,038
14
MILJØDIREKTORATET
org.nr 999601391 · Trondheim, Trøndelag · Active
1,008
15
SPAREBANK 1 SMN
org.nr 937901003 · Trondheim, Trøndelag · Active
939
16
ORIS DENTAL AS
org.nr 921349890 · Trondheim, Trøndelag · Active
861
17
E.A. SMITH AS
org.nr 816051142 · Trondheim, Trøndelag · Active
774
18
ARBEIDSTILSYNET
org.nr 974761211 · Trondheim, Trøndelag · Active
766
19
TRONDHEIM KOMMUNE KULTUR OG IDRETT
org.nr 970088644 · Trondheim, Trøndelag · Active
663
20
TRONDHEIM EIENDOM
org.nr 970416420 · Trondheim, Trøndelag · Active
653
21
SNACKZONE AS
org.nr 995176130 · Trondheim, Trøndelag · Active
603
22
NORDIC SEMICONDUCTOR ASA
org.nr 966011726 · Trondheim, Trøndelag · Active
603
23
SPAREBANK 1 REGNSKAPSHUSET SMN AS
org.nr 936285066 · Trondheim, Trøndelag · Active
582
24
TRONDHEIM KOMMUNE SENTRALADMINISTRASJON
org.nr 969999706 · Trondheim, Trøndelag · Active
562
25
TRONDHEIM KOMMUNE BYUTVIKLING, NÆRING, SAMFERDSEL, KLIMA OG MILJØ
org.nr 969999544 · Trondheim, Trøndelag · Active
546
26
OKEA ASA
org.nr 915419062 · Trondheim, Trøndelag · Active
543
27
SIT STUDENTSAMSKIPNADEN I GJØVIK, ÅLESUND OG TRONDHEIM
org.nr 947506579 · Trondheim, Trøndelag · Active
522
28
ORKLA SNACKS NORGE AS
org.nr 940712580 · Trondheim, Trøndelag · Active
498
29
GRILSTAD AS
org.nr 937070632 · Trondheim, Trøndelag · Active
488
30
HEMIT HF
org.nr 928033821 · Trondheim, Trøndelag · Active
459
31
DIN BEMANNINGS PARTNER AS
org.nr 991233083 · Trondheim, Trøndelag · Active
441
32
SIKT - KUNNSKAPSSEKTORENS TJENESTELEVERANDØR
org.nr 919477822 · Trondheim, Trøndelag · Active
434
33
3T TRENING AS
org.nr 979193734 · Trondheim, Trøndelag · Active
430
34
STIFTELSEN NORSK INSTITUTT FOR NATURFORSKNING NINA
org.nr 950037687 · Trondheim, Trøndelag · Active
420
35
BRITANNIA HOTEL AS
org.nr 916775962 · Trondheim, Trøndelag · Active
420
36
TOYOTA BILIA AS
org.nr 980648915 · Trondheim, Trøndelag · Active
408
37
SINTEF OCEAN AS
org.nr 937357370 · Trondheim, Trøndelag · Active
406
38
SJ NORGE AS
org.nr 917587728 · Trondheim, Trøndelag · Active
403
39
LUKAS STIFTELSEN
org.nr 953557088 · Trondheim, Trøndelag · Active
403
40
SYKEHUSAPOTEKENE I MIDT-NORGE HF
org.nr 983974805 · Trondheim, Trøndelag · Active
392
41
FRØY CREW AS
org.nr 892132402 · Trondheim, Trøndelag · Active
382
42
ASKO MIDT-NORGE AS
org.nr 979334109 · Trondheim, Trøndelag · Active
381
43
AUTRONICA FIRE AND SECURITY AS
org.nr 979975503 · Trondheim, Trøndelag · Active
371
44
TRONDHEIM BYDRIFT
org.nr 971029943 · Trondheim, Trøndelag · Active
367
45
SINTEF ENERGI AS
org.nr 939350675 · Trondheim, Trøndelag · Active
359
46
HELSEPLATTFORMEN AS
org.nr 922307814 · Trondheim, Trøndelag · Active
353
47
DIN SALGSKONSULENT AS
org.nr 918859985 · Trondheim, Trøndelag · Active
344
48
MUSEENE I SØR-TRØNDELAG AS
org.nr 993595675 · Trondheim, Trøndelag · Active
341
49
TRØNDELAG BRANN- OG REDNINGSTJENESTE IKS
org.nr 992047364 · Trondheim, Trøndelag · Active
338
50
TORGHATTEN MIDT AS
org.nr 992620447 · Trondheim, Trøndelag · Active
314
51
WIST LAST & BUSS AS
org.nr 958315120 · Trondheim, Trøndelag · Active
304
52
PUBLIC CONTROL MANAGEMENT AS
org.nr 984195060 · Trondheim, Trøndelag · Active
303
53
TEXTILIA NORGE AS
org.nr 985811830 · Trondheim, Trøndelag · Active
297
54
BRAGEVA AS
org.nr 916914822 · Trondheim, Trøndelag · Active
294
55
EPLEHUSET NORGE AS
org.nr 986498192 · Trondheim, Trøndelag · Active
291
56
TENSIO TS AS
org.nr 978631029 · Trondheim, Trøndelag · Active
280
57
HOTEL BRATTØRA AS
org.nr 995857480 · Trondheim, Trøndelag · Active
279
58
VINDE TILKOMSTTEKNIKK AS
org.nr 916622511 · Trondheim, Trøndelag · Active
273
59
MØLLER BIL TRØNDELAG AS
org.nr 834874482 · Trondheim, Trøndelag · Active
272
60
RANHEIM PAPER & BOARD AS
org.nr 915725015 · Trondheim, Trøndelag · Active
261
61
ARM NORWAY AS
org.nr 983229301 · Trondheim, Trøndelag · Active
260
62
BRN BEST RETAIL NORGE AS
org.nr 986139397 · Trondheim, Trøndelag · Active
258
63
NRS NORGE AS
org.nr 977340950 · Trondheim, Trøndelag · Active
255
64
KIRKELIG FELLESRÅD I TRONDHEIM
org.nr 976998294 · Trondheim, Trøndelag · Active
253
65
RIIS MONTASJE AS
org.nr 921979436 · Trondheim, Trøndelag · Active
249
66
ADMENTO AS
org.nr 989176013 · Trondheim, Trøndelag · Active
245
67
BLÅ KORS KLINIKK LADE AS
org.nr 892237832 · Trondheim, Trøndelag · Active
242
68
STIFTELSEN TRONDHJEMS HOSPITAL
org.nr 938658374 · Trondheim, Trøndelag · Active
242
69
ADRESSEAVISEN AS
org.nr 992664568 · Trondheim, Trøndelag · Active
241
70
SYKEHUSBYGG HF
org.nr 814630722 · Trondheim, Trøndelag · Active
231
71
RUTA ENTREPRENØR AS
org.nr 983830196 · Trondheim, Trøndelag · Active
231
72
EIENDOMSMEGLER 1 MIDT-NORGE AS
org.nr 936159419 · Trondheim, Trøndelag · Active
231
73
FREMOGRUPPEN AS
org.nr 988168440 · Trondheim, Trøndelag · Active
229
74
PEAK SERVICES AS
org.nr 823884362 · Trondheim, Trøndelag · Active
225
75
VINTERVOLL AS
org.nr 929314832 · Trondheim, Trøndelag · Active
223
76
NORGES GEOLOGISKE UNDERSØKELSE
org.nr 970188290 · Trondheim, Trøndelag · Active
222
77
PREMATOR NORGE AS
org.nr 912566064 · Trondheim, Trøndelag · Active
217
78
SØBSTAD AS
org.nr 921231849 · Trondheim, Trøndelag · Active
211
79
TRONDHEIM RENHOLDSVERK AS
org.nr 988964573 · Trondheim, Trøndelag · Active
210
80
TRØNDELAG TEATER AS
org.nr 916914261 · Trondheim, Trøndelag · Active
209
81
MASKE AS
org.nr 975872378 · Trondheim, Trøndelag · Active
201
82
ALTERA INFRASTRUCTURE PRODUCTION AS
org.nr 939545832 · Trondheim, Trøndelag · Active
198
83
ROBUST BEMANNING AS
org.nr 931123939 · Trondheim, Trøndelag · Active
197
84
AQUAGEN AS
org.nr 964367701 · Trondheim, Trøndelag · Active
186
85
MERSALG AS
org.nr 972419508 · Trondheim, Trøndelag · Active
184
86
DOMSTOLADMINISTRASJONEN
org.nr 926721720 · Trondheim, Trøndelag · Active
184
87
ROSENBORG BALLKLUB
org.nr 935883571 · Trondheim, Trøndelag · Active
183
88
NEWSEC PROPERTY ASSET MANAGEMENT AS
org.nr 959718482 · Trondheim, Trøndelag · Active
181
89
TRONDHJEMS TURNFORENING
org.nr 971432101 · Trondheim, Trøndelag · Active
179
90
TRONDHEIM SYMFONIORKESTER & OPERA STI
org.nr 971434023 · Trondheim, Trøndelag · Active
174
91
VOLUE TECHNOLOGY AS
org.nr 976574958 · Trondheim, Trøndelag · Active
170
92
SANDÅ MIDT OG NORD AS
org.nr 980100464 · Trondheim, Trøndelag · Active
167
93
DRONNING MAUDS MINNE HØGSKOLE FOR BARNEHAGELÆRERUTDANNING STI
org.nr 971574747 · Trondheim, Trøndelag · Active
163
94
CONSORT AS
org.nr 994887203 · Trondheim, Trøndelag · Active
161
95
SPORTRADAR AS
org.nr 983626823 · Trondheim, Trøndelag · Active
160
96
NARDO BIL AS
org.nr 934761472 · Trondheim, Trøndelag · Active
159
97
FOCUS CARE AS
org.nr 989912151 · Trondheim, Trøndelag · Active
158
98
STICOS AS
org.nr 934228391 · Trondheim, Trøndelag · Active
156
99
TRONDHEIM KINO AS
org.nr 981048369 · Trondheim, Trøndelag · Active
154
100
QUALITY HOTEL PANORAMA AS
org.nr 965642021 · Trondheim, Trøndelag · Active
151
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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.