| Nor Transport Da | Transport & logistics | 1991 |
| Nord Olje AS | Wholesale & retail | 2014 |
| Nord Troms Glass AS | Construction | 2025 |
| Nord Troms Glass Eiendom AS | Real estate | 2025 |
| Nord-Troms Aktivitet & Utvikling AS | Education | 2021 |
| Nordtroms Gulv Og Malerservice AS | Construction | 2019 |
| NT Eiendom Ans | Real estate | 2010 |
| NTG Holding AS | | 2025 |
| Nye På Hjørnet AS | Hospitality | 2026 |
| Olderfjord AS | Agriculture & fishing | 2018 |
| Orca Channel AS | Information & communication | 2020 |
| Ottar Friis Holding AS | Financial services | 2005 |
| Pangea Aii AS | Arts & recreation | 2025 |
| Partrederiet Tronbuen Da | Agriculture & fishing | 1996 |
| Powertech Marine Service AS | Manufacturing | 2020 |
| Reinfjord Vannverk SA | Water & waste | 1973 |
| Ren Nord AS | Administrative & support | 2019 |
| Rjfb Invest AS | | 2020 |
| Robertsen & Slotnes AS | Construction | 1989 |
| Robertsen Investment AS | | 2022 |
| Rois Invest AS | Financial services | 2013 |
| Rolands Holding AS | Construction | 2020 |
| Roro Invest AS | Administrative & support | 2003 |
| Rørlegger Helgesen AS | Construction | 2026 |
| Rørlegger Helgesen AS | Construction | 2006 |
| Rørlegger Helgesen Eiendom AS | Real estate | 2026 |
| Rørlegger Helgesen Invest AS | | 2026 |
| S.H.T. AS | Manufacturing | 2011 |
| Satre Holding AS | | 2026 |
| Sebergsen AS | Professional & scientific | 2012 |
| Sebergsen Eiendom AS | Administrative & support | 2025 |
| Sebergsen Invest AS | | 2022 |
| Sidc LT Uab Nuf | Administrative & support | 2014 |
| Sissel Korneliussen AS | Health & social care | 2025 |
| Sjøtun Rør AS | Construction | 2023 |
| Skarven Eiendom AS | Professional & scientific | 2010 |
| Skarven Regnskap AS | Professional & scientific | 2009 |
| Skarven Utvikling AS | Professional & scientific | 1998 |
| Skarvungen AS | Real estate | 2017 |
| Skjervøy Bilservice AS | Other services | 2013 |
| Skjervøy Byggeservice AS | Construction | 1989 |
| Skjervøy Fisk Og Skalldyr AS | Manufacturing | 2014 |
| Skjervøy Invest AS | | 2024 |
| Skjervøy Kystdrift AS | Agriculture & fishing | 2016 |
| Skjervøy Lodge Fiskecamp AS | Hospitality | 2003 |
| Skjervøy Matglede AS | Wholesale & retail | 2020 |
| Skjervøy Park Og Anleggsservice AS | Administrative & support | 2008 |
| Solbjørg AS | Construction | 2005 |
| Solvoll Brothers Capital AS | | 2025 |
| Sporten Skjervøy Holding AS | Wholesale & retail | 2024 |
| Sporten Skjervøy Nye AS | Wholesale & retail | 2024 |
| St-Il Frisør AS | Other services | 2021 |
| Standin Og Streve AS | Construction | 2023 |
| Steffensen Maritim AS | Agriculture & fishing | 2008 |
| Sterling Von Valen AS | Professional & scientific | 2014 |
| Stokvik AS | Transport & logistics | 2020 |
| Strandveien 44 AS | Real estate | 2024 |
| Strandveien 51 AS | Real estate | 2007 |
| Strandveien 51 Holding AS | Real estate | 1984 |
| Sverdrupkaia AS | Real estate | 2019 |
| Tannlege Sofie Jakobsen AS | Health & social care | 2019 |
| Ternholm AS | Agriculture & fishing | 1993 |
| Thorbjørnsen Invest AS | | 2023 |
| Tosa Holding AS | Manufacturing | 2024 |
| Tosa Industri Og Fritid AS | Manufacturing | 2025 |
| Transportservice Nord AS | Transport & logistics | 2022 |
| Trond Hågensen AS | Agriculture & fishing | 2014 |
| Tschudi Marine Services AS | Administrative & support | 2006 |
| Tverrfjord Holding AS | | 2024 |
| Tømmer Og Betong AS | Construction | 2004 |
| Tømrer Karlsen AS | Construction | 2019 |
| Utleiekameratene AS | Administrative & support | 2019 |
| Vallas Holding AS | | 2024 |
| Witon AS | Wholesale & retail | 2006 |
| Xcima Oceans AS | Administrative & support | 2019 |
| Áhpi AS | Administrative & support | 2025 |
| Øjebith AS | Education | 2024 |