| Næringsforvaltning AS | Construction | 2003 |
| Octantis AS | Agriculture & fishing | 2005 |
| Oktan AS | Wholesale & retail | 2023 |
| Orwil AS | Real estate | 2013 |
| Ovlla Invest AS | | 2025 |
| Pitisjo Invest AS | | 2026 |
| Polarfjellflokk AS | Financial services | 2007 |
| Proff Renhold AS | Administrative & support | 2000 |
| Ram-Ikt AS | Professional & scientific | 2021 |
| Ramfjordnesveien 130 AS | Real estate | 2020 |
| Ramtech Invest AS | Professional & scientific | 2021 |
| Randres AS | Information & communication | 2022 |
| Reiseklubben Da | Administrative & support | 2001 |
| Rent a Volvo AS | Administrative & support | 2025 |
| Ribeko AS | Wholesale & retail | 2016 |
| Riise Invest Nord AS | Real estate | 2005 |
| Riises Transport Ans | Transport & logistics | 1990 |
| Roadpay AS | Information & communication | 2019 |
| Rognli Invest AS | | 2026 |
| Rohumyr Holding AS | | 2025 |
| Scaffholding AS | | 2025 |
| Siben Invest AS | | 2021 |
| Sift Farm AS | Agriculture & fishing | 2023 |
| Sindre Tveråmo Trafikkskole AS | Education | 2018 |
| Sjursnes Holding AS | Financial services | 2013 |
| Skagseth Invest AS | Construction | 2005 |
| Skipsmotorservice AS | Manufacturing | 2005 |
| SKS Sikkerhetskurs AS | Education | 2016 |
| Snekker Nordang-Selnes AS | Construction | 2024 |
| Solset AS | | 2023 |
| Solung AS | Financial services | 2013 |
| Sosajo AS | | 2026 |
| Steinberget Barnehage SA | Education | 1993 |
| Steinkunst Norge AS | Construction | 2026 |
| Steinnes Marina AS | Arts & recreation | 2016 |
| Stella Polaris Eiendom AS | Real estate | 2025 |
| Tasti.Tech AS | Information & communication | 2020 |
| THH Utleie AS | Administrative & support | 2024 |
| TJR Alma Eiendom AS | Real estate | 2026 |
| TJR Invest AS | | 2024 |
| TM Rock AS | Professional & scientific | 2025 |
| Tom a Jakobsen Trafikkskole AS | Education | 2018 |
| Topas Holding AS | | 2019 |
| Travelartic AS | Administrative & support | 2024 |
| Trobygg AS | Construction | 2024 |
| Tromsø Alpinpark AS | Arts & recreation | 2015 |
| Tromsø Arctic Reindeer AS | Arts & recreation | 2025 |
| Tromsø Arctic Reindeer Eiendom AS | Real estate | 2025 |
| Tromsø Arctic Reindeer Invest AS | Real estate | 2024 |
| Tromsø Crew AS | Construction | 2019 |
| Tromsø Fiskemat AS | Manufacturing | 1991 |
| Tromsø MC Utleie Da | Wholesale & retail | 1997 |
| Tromsø Travel Hotel AS | Hospitality | 1989 |
| Trond Børre Holding AS | | 2023 |
| Trond Lind AS | Construction | 1995 |
| Tux AS | Construction | 2023 |
| Tønsvik AS | Real estate | 1998 |
| Tønsvik Brygge AS | Real estate | 2021 |
| Tønsvik Eiendom AS | Real estate | 2019 |
| Tønsvik Maskin AS | Wholesale & retail | 1987 |
| Tønsvik Maskinstasjon AS | Administrative & support | 2022 |
| Tønsvik Temp AS | Real estate | 2025 |
| Tønsvika Sjøsand Da | Mining & quarrying | 2009 |
| Tønsvikveien 518 AS | Real estate | 1990 |
| Tønsvikveien Holding AS | Financial services | 2005 |
| Undervannservice AS | Transport & logistics | 2014 |
| Utsikt Arkitekt Og Design AS | Construction | 2011 |
| Valheim Bygg AS | Construction | 2025 |
| Vegard Monsen AS | | 2019 |
| Vica Invest AS | Real estate | 2021 |
| Våres Hundesalong AS | Other services | 2026 |
| Wonderline Productions AS | Information & communication | 2018 |
| Wright Enterprise AS | Real estate | 2015 |
| Wright Maskin AS | Construction | 2016 |
| Wright VVS & Spyleservice AS | Construction | 2012 |
| Ynvezt AS | Real estate | 2014 |
| Ynvezt Eiendom AS | Real estate | 2021 |
| Yoshi Drift AS | Professional & scientific | 2026 |
| Ypk AS | Real estate | 2020 |
| Ypk Holding AS | Real estate | 2018 |
| Øyh Holding AS | | 2024 |