BIZTRAC BETA

Highest operating margin in Oslo county

Operating profit as a percentage of revenue. Only companies with at least 5 employees and more than NOK 5m in revenue.

Top of the list is BANKENES SIKRINGSFOND with 97.0%, ahead of UNO-X MOBILITY AS. The largest industry is rental and operating of own or leased real estate, with 15 companies.

# Company Operating margin
1 BANKENES SIKRINGSFOND org.nr 940231531 · Oslo, Oslo · Active 97.0% 2 UNO-X MOBILITY AS org.nr 988247111 · Oslo, Oslo · Active 96.5% 3 C LUDENS RINGNES STIFTELSE org.nr 985909229 · Oslo, Oslo · Active 95.4% 4 FJELLINJEN AS org.nr 941856543 · Oslo, Oslo · Active 93.1% 5 PACTUM AS org.nr 929979397 · Oslo, Oslo · Active 92.8% 6 HOLMEN FONDSFORVALTNING AS org.nr 995977141 · Oslo, Oslo · Active 92.7% 7 STOKKE INDUSTRI AS org.nr 913748794 · Oslo, Oslo · Active 92.2% 8 FERD AS org.nr 930185930 · Oslo, Oslo · Active 91.8% 9 CENTENNIAL AS org.nr 935705541 · Oslo, Oslo · Active 91.6% 10 TIND ASSET MANAGEMENT AS org.nr 930961469 · Oslo, Oslo · Active 91.6% 11 HARTVIG WENNBERG AS org.nr 876290332 · Oslo, Oslo · Active 90.5% 12 GJELSTEN HOLDING AS org.nr 979580193 · Oslo, Oslo · Active 89.1% 13 ERLA EIENDOM AS org.nr 963820569 · Oslo, Oslo · Active 87.9% 14 THOM & CO AS org.nr 951358223 · Oslo, Oslo · Active 86.9% 15 TONO SA org.nr 971435038 · Oslo, Oslo · Active 84.8% 16 REITAN RETAIL AS org.nr 914526647 · Oslo, Oslo · Active 84.5% 17 APPLE AB NUF org.nr 966058102 · Oslo, Oslo · Active 83.8% 18 H-2 EIENDOM AS org.nr 991835423 · Oslo, Oslo · Active 83.8% 19 METEVA EIENDOM AS org.nr 988664065 · Oslo, Oslo · Active 81.3% 20 KLINIKK FOR SMERTEBEHANDLING AS org.nr 887753822 · Oslo, Oslo · Active 80.2% 21 HEMISPHERIAN AS org.nr 925333409 · Oslo, Oslo · Active 80.0% 22 GRAMO org.nr 971276002 · Oslo, Oslo · Active 80.0% 23 HAFSLUND KRAFT AS org.nr 976894677 · Oslo, Oslo · Active 79.4% 24 DNE PHARMA AS org.nr 991741208 · Oslo, Oslo · Active 78.0% 25 STOR-OSLO HOLDING AS org.nr 971508302 · Oslo, Oslo · Active 75.4% 26 REITAN KAPITAL AS org.nr 935873177 · Oslo, Oslo · Active 75.0% 27 REISEGIGANTEN AS org.nr 994818694 · Oslo, Oslo · Active 75.0% 28 PROXIMA CODE AS org.nr 921071418 · Oslo, Oslo · Active 73.6% 29 CIRCLE K TERMINAL GROUP AS org.nr 921154747 · Oslo, Oslo · Active 73.1% 30 AXPO NORDIC AS org.nr 986198113 · Oslo, Oslo · Active 71.2% 31 NYTT FORETAK AS org.nr 914545080 · Oslo, Oslo · Active 68.9% 32 MASTERCARD EUROPE org.nr 816220122 · Oslo, Oslo · Active 68.9% 33 WRIGHT HOLDING AS org.nr 976843401 · Oslo, Oslo · Active 68.9% 34 LILLE OSLO EIENDOM AS org.nr 921633661 · Oslo, Oslo · Active 68.7% 35 GASMANN EIENDOM AS org.nr 924776978 · Oslo, Oslo · Active 68.3% 36 RAGDE EIENDOM AS org.nr 974227037 · Oslo, Oslo · Active 68.1% 37 BRYGGETORGET 18 AS org.nr 921072260 · Oslo, Oslo · Active 67.7% 38 TAIGA FUND MANAGEMENT AS org.nr 991872175 · Oslo, Oslo · Active 67.6% 39 CMØRK AS org.nr 890025412 · Oslo, Oslo · Active 67.1% 40 CHR. HOLTERMANN AS org.nr 922828407 · Oslo, Oslo · Active 66.9% 41 OSLO FINANS AS org.nr 854118382 · Oslo, Oslo · Active 66.8% 42 EKEBERGBYGG AS org.nr 930995517 · Oslo, Oslo · Active 66.5% 43 MAGNORA ASA org.nr 983218180 · Oslo, Oslo · Active 66.4% 44 THON STORO AS org.nr 924972300 · Oslo, Oslo · Active 65.6% 45 KAPITALKONTROLL AS org.nr 920854028 · Oslo, Oslo · Active 65.3% 46 BOOKING.COM (NORWAY) AS org.nr 996086836 · Oslo, Oslo · Active 64.9% 47 CLOUD FACTORY AS org.nr 960659643 · Oslo, Oslo · Active 64.7% 48 RADIUMHOSPITALETS LEGAT FOR KREFTFORSKNING STI org.nr 977128595 · Oslo, Oslo · Active 64.7% 49 ALLIANT AS org.nr 930859354 · Oslo, Oslo · Active 64.5% 50 NORGESGRUPPEN KONSERNANSKAFFELSER AS org.nr 982766389 · Oslo, Oslo · Active 63.6% 51 BONUM UTVIKLING AS org.nr 917504172 · Oslo, Oslo · Active 63.1% 52 TEMPO SPORTS GROUP AS org.nr 930155357 · Oslo, Oslo · Active 63.1% 53 TELIA TOWERS NORWAY AS org.nr 921589298 · Oslo, Oslo · Active 63.0% 54 STORM NORGE AS org.nr 915153755 · Oslo, Oslo · Active 62.8% 55 AMEDIA AS org.nr 917127328 · Oslo, Oslo · Active 62.5% 56 DATUM OPPORTUNITY AS org.nr 989698176 · Oslo, Oslo · Active 62.3% 57 UNDERGROUND GOLF HOLDING AS org.nr 823545622 · Oslo, Oslo · Active 61.5% 58 FIKEN AS org.nr 913312465 · Oslo, Oslo · Active 60.9% 59 TROMSØ HOTELLEIENDOM AS org.nr 998788102 · Oslo, Oslo · Active 60.0% 60 EVERCORP AS org.nr 929400291 · Oslo, Oslo · Active 60.0% 61 FABRITIUS GRUPPEN AS org.nr 983728340 · Oslo, Oslo · Active 59.6% 62 ADVOKATFIRMAET STERRI, REHMAN OG HENRIKSEN AS org.nr 992585749 · Oslo, Oslo · Active 59.5% 63 BX SOFTWARE AS org.nr 997586697 · Oslo, Oslo · Active 59.3% 64 KRISTENT ARBEID BLANT BLINDE OG SVAKSYNTE org.nr 970897003 · Oslo, Oslo · Active 59.2% 65 LIFE TECHNOLOGIES AS org.nr 941218555 · Oslo, Oslo · Active 58.8% 66 ADVOKATFIRMAET SCHJØDT AS org.nr 996918122 · Oslo, Oslo · Active 58.8% 67 STOLT-NIELSEN NORWAY AS org.nr 935465923 · Oslo, Oslo · Active 58.2% 68 THON SKI AS org.nr 970890467 · Oslo, Oslo · Active 58.2% 69 RANA TARIQ AS org.nr 988336408 · Oslo, Oslo · Active 58.2% 70 PLASTIKKIRURGI NO AS org.nr 982601894 · Oslo, Oslo · Active 58.1% 71 LIME GREEN DIGITAL AS org.nr 996271242 · Oslo, Oslo · Active 57.9% 72 NORSUND DRIFT AS org.nr 924597682 · Oslo, Oslo · Active 57.7% 73 BISLETT KEBAB HOUSE AS org.nr 999156363 · Oslo, Oslo · Active 57.6% 74 KLAVENESS MARINE HOLDING AS org.nr 896713132 · Oslo, Oslo · Active 57.6% 75 GJENGSTØ AGENTURER AS org.nr 980025764 · Oslo, Oslo · Active 57.4% 76 ADVOKATFIRMAET STORRVIK AS org.nr 929474635 · Oslo, Oslo · Active 57.0% 77 BOLIGSTIFTELSEN NYDALEN org.nr 976512588 · Oslo, Oslo · Active 56.9% 78 OSLO BØRS ASA org.nr 983268633 · Oslo, Oslo · Active 56.5% 79 KEYPRO AS org.nr 990051232 · Oslo, Oslo · Active 55.8% 80 JBF SPAREBANK AS org.nr 982719445 · Oslo, Oslo · Active 55.8% 81 TRATON FINANS AB NUF org.nr 977068983 · Oslo, Oslo · Active 55.5% 82 RINGERIKSVEIEN 32 AS org.nr 914587808 · Oslo, Oslo · Active 55.1% 83 HANDELENS MILJØFOND org.nr 920006507 · Oslo, Oslo · Active 54.8% 84 CHG-MERIDIAN NORWAY AS org.nr 886486812 · Oslo, Oslo · Active 54.3% 85 ENBW NORWAY AS org.nr 926576569 · Oslo, Oslo · Active 54.3% 86 ADVOKATFIRMAET ECKHOFF FOSMARK & CO DA org.nr 855197812 · Oslo, Oslo · Active 54.2% 87 GRIMM MARITIME AS org.nr 833874012 · Oslo, Oslo · Active 54.1% 88 THON SENTER BERGEN AS org.nr 919220252 · Oslo, Oslo · Active 54.1% 89 HOWDEN FINANCIAL ADVISORY AS org.nr 994586084 · Oslo, Oslo · Active 54.0% 90 AS AIRCONTACT org.nr 910100211 · Oslo, Oslo · Active 53.7% 91 ARTBOX AS org.nr 995589494 · Oslo, Oslo · Active 53.6% 92 AS SATURN & CO org.nr 950400560 · Oslo, Oslo · Active 53.5% 93 ANDERSSEN & VOLL AS org.nr 997402391 · Oslo, Oslo · Active 53.5% 94 KLARNA NORGE AS org.nr 995515164 · Oslo, Oslo · Active 53.3% 95 VISMA ADVANTAGE AS org.nr 920782256 · Oslo, Oslo · Active 53.3% 96 ADVOKATFIRMAET TASHAKORI AS org.nr 934626176 · Oslo, Oslo · Active 53.2% 97 SAFE FORSIKRING AS org.nr 998890365 · Oslo, Oslo · Active 53.1% 98 CON.TAX.NOR ADVOKATFIRMA AS org.nr 992424834 · Oslo, Oslo · Active 53.0% 99 STATKRAFT ENERGI AS org.nr 987059729 · Oslo, Oslo · Active 52.8% 100 WIKBORG REIN ADVOKATFIRMA AS org.nr 916782195 · Oslo, Oslo · Active 52.1%
Showing 100 companies

Embed this list

Free to use on your own site or in an article – copy the code below. It links back to the source.

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.

Report a problem

Found a technical fault, or something wrong in the data? Tell us what happened.