| Jo Gjerstad Holding AS | Real estate | 2026 |
| Johnsen Næss Holding AS | | 2026 |
| Jokavi AS | Professional & scientific | 2023 |
| Kalvskinnet Utleieboliger AS | Real estate | 2016 |
| Karito Eiendom AS | Construction | 2015 |
| Karlsberger Pub AS | Hospitality | 2015 |
| Kjellermenneske AS | | 2023 |
| Kmphoto-Expeditions AS | Administrative & support | 2016 |
| Knut Bergen AS | Administrative & support | 2019 |
| Kolibri Geo Services AS | Construction | 2023 |
| Konusen AS | Real estate | 2014 |
| Lagerservice AS | Transport & logistics | 2000 |
| Lagi AS | | 2022 |
| Lang-Gang Eiendom AS | Real estate | 2024 |
| Lille Tyske Spitsbergen Tømrerkompani AS | Construction | 2024 |
| Lindplan AS | Professional & scientific | 2024 |
| Lindplan Invest AS | Professional & scientific | 2023 |
| LNS Ocean AS | Transport & logistics | 2020 |
| LNS Spitsbergen AS | Construction | 1999 |
| Lnss Næringseiendom AS | Real estate | 2025 |
| Longyearbyen Buss & Taxi AS | Administrative & support | 1988 |
| Longyearbyen Guiding AS | Administrative & support | 2021 |
| Longyearbyen Havneeiendom AS | Real estate | 2022 |
| Longyearbyen Regnskap AS | Professional & scientific | 2013 |
| Longyearbyen Taxi AS | Transport & logistics | 2003 |
| Longyearbyen Thai Shop AS | Wholesale & retail | 2022 |
| Longyearbygg AS | Wholesale & retail | 1993 |
| Maler Anderssen AS | Construction | 2016 |
| Mary-Anns Polarrigg AS | Hospitality | 2008 |
| Materiallageret AS | Real estate | 2001 |
| Med Hjerte I Isen AS | Real estate | 2019 |
| Mek & Maskin I Överkalix AB | Manufacturing | 2007 |
| Minds of Nature AS | Arts & recreation | 2016 |
| Moltemyra Eiendom AS | Real estate | 2024 |
| Morena Eiendom AS | Real estate | 2018 |
| Multimech Og Marine AS | Other services | 2025 |
| My Arctic AS | Administrative & support | 2024 |
| Nicharat Helse & Velvære Clinic AS | Other services | 2022 |
| Noas Arktis Ans | Arts & recreation | 2000 |
| Nordic Partner Solutions AS | Wholesale & retail | 2025 |
| Nordisk Motorsport AS | Wholesale & retail | 1994 |
| Nordpol Telecom AS | Information & communication | 2003 |
| Nordpolet AS | Wholesale & retail | 1998 |
| Norguide AS | Administrative & support | 2012 |
| North Pole Expedition Museum AS | Arts & recreation | 2006 |
| Northern Saga AS | | 2018 |
| Norvest 78 AS | Wholesale & retail | 2025 |
| Nuga Sushi & Noodles AS | Hospitality | 2018 |
| Oneweb Norway AS | Information & communication | 2017 |
| Palm AS | Arts & recreation | 2026 |
| Pandis Holding AS | | 2020 |
| Philotera AS | Arts & recreation | 2019 |
| Platå Eiendom AS | Real estate | 2021 |
| Polar Center AS | Real estate | 2016 |
| Polar Cruising Spitsbergen AS | Transport & logistics | 2021 |
| Polar Eiendom Svalbard AS | Real estate | 1999 |
| Polar Horizons AS | Administrative & support | 2017 |
| Polar Properties AS | Real estate | 2022 |
| Polar Spa AS | Other services | 2018 |
| Polarbjørn Eiendom AS | Real estate | 2020 |
| Polarbygg Spitsbergen AS | Hospitality | 2002 |
| Polarbygg Utvikling AS | Construction | 2002 |
| Polargodt Svalbard AS | Manufacturing | 2017 |
| Polarlosen AS | Professional & scientific | 2022 |
| Polarrep Maskinservice AS | Manufacturing | 2026 |
| Polarx AS | Information & communication | 2008 |
| Polarxplorer AS | Administrative & support | 2021 |
| Pole Position Accounting AS | Professional & scientific | 2017 |
| Pole Position Logistics AS | Transport & logistics | 2005 |
| Polheim AS | Real estate | 2021 |
| Poli Arctici AS | Administrative & support | 2004 |
| Reinrosen Eiendom AS | Real estate | 2000 |
| Reistad Consult AS | Professional & scientific | 1998 |
| Rio Svalbard AS | Other services | 2025 |
| Rockhouse AS | Hospitality | 2015 |
| Roseth-Jewelries AS | Wholesale & retail | 2023 |
| Saga Service Partner Svalbard AS | Administrative & support | 2025 |
| Sajev AS | | 2021 |
| Satellite Projects AS | | 2026 |
| Saxifraga AS | Other services | 1993 |
| Schütz Collection AS | Administrative & support | 2021 |
| SE Og Opplev AS | Administrative & support | 2016 |
| Seaweis AS | Administrative & support | 2013 |
| See Ya Productions AS | Professional & scientific | 2021 |
| Sgss Holding AS | Financial services | 2022 |
| Sidbra Holdting AS | | 2025 |
| Sios Svalbard AS | Administrative & support | 2016 |
| Skinnboden Arctic Products AS | Wholesale & retail | 1996 |
| Skumleplaner.No AS | Professional & scientific | 2016 |
| Snowfox Adventure Group AS | Real estate | 2024 |
| Snowfox Boat Charter AS | Administrative & support | 2026 |
| Snowfox Property AS | Real estate | 2025 |
| Snowfox Travel AS | Administrative & support | 2025 |
| Sogn Eigedom AS | | 2009 |
| Souvenir Svalbard AS | Wholesale & retail | 2023 |
| Spitsbergen Books AS | Wholesale & retail | 2019 |
| Spitsbergen Buss AS | Transport & logistics | 2005 |
| Spitsbergen Bygg AS | Construction | 2018 |
| Spitsbergen Design AS | Professional & scientific | 2016 |
| Spitsbergen Eiendom AS | Real estate | 2018 |