| Auger Invest AS | | 2021 |
| Augera AS | | 2024 |
| Augere Medical AS | Professional & scientific | 2018 |
| Augi Gaugi AS | | 2026 |
| Augmented Logistics AS | Information & communication | 2026 |
| Augmentum AS | Financial services | 2003 |
| Augum Holding AS | Financial services | 2017 |
| August 7 AS | Hospitality | 2018 |
| August Gjesvik Holding AS | | 2022 |
| August Industrier AS | Financial services | 2015 |
| August Ringvold & Co AS | Real estate | 2005 |
| August Ringvold Agentur AS | Real estate | 1954 |
| Augusta Arnesen AS | Wholesale & retail | 2010 |
| Augusta AS | Real estate | 2016 |
| Augusta Life Sciences Norway AS | Professional & scientific | 2025 |
| Augusto Holding AS | | 2021 |
| Augusto International AS | Wholesale & retail | 1998 |
| Auk Eco AS | Professional & scientific | 2018 |
| Aukeveien 78 AS | Real estate | 2022 |
| Aukner Holding AS | Real estate | 1963 |
| Aukri Holding AS | | 2025 |
| Aukri Trading AS | Wholesale & retail | 2025 |
| Auksjonspartner AS | Information & communication | 2021 |
| Aul Invest AS | Wholesale & retail | 2018 |
| Aulin Holding AS | Real estate | 2020 |
| Aulin-Jansson Holding AS | Arts & recreation | 2005 |
| Aulund Bygg Og Håndtverk Ans | Professional & scientific | 1978 |
| Aulune AS | Wholesale & retail | 2025 |
| Auma Scandinavia AB Nuf | Wholesale & retail | 2012 |
| Aunemo Invest AS | | 2022 |
| Aunty G. AS | Hospitality | 2021 |
| Aupa Cafe AS | | 2021 |
| Aupestein Holding AS | | 2021 |
| Aur Projects AS | Information & communication | 2021 |
| Aur Studio AS | Manufacturing | 2021 |
| Aura Beauty AS | Wholesale & retail | 2017 |
| Aura Flake AS | Manufacturing | 2022 |
| Aura Hår AS | Other services | 2023 |
| Aura Invest AS | | 2025 |
| Aura Ply AS | Information & communication | 2026 |
| Auralyse AS | Other services | 2013 |
| Aurdal AS | Information & communication | 2025 |
| Aurdal Invest AS | Financial services | 2016 |
| Aurdal Tomter AS | Real estate | 2018 |
| Aurdalsåsen Utvikling AS | Real estate | 2019 |
| Aurea Invest AS | Real estate | 2014 |
| Aureka Consulting AS | Professional & scientific | 2024 |
| Aurelia Group AS | Other services | 2026 |
| Aurelia Holding NV | Mining & quarrying | 2001 |
| Aurelie & Joe Essentials Da | Manufacturing | 2024 |
| Aurelix Da | Construction | 2010 |
| Aureon IT Service AS | Information & communication | 2010 |
| Aurepa AS | | 2025 |
| Aureum Keystone AS | | 2025 |
| Aureus AS | Manufacturing | 2005 |
| Aureus Eiendom AS | Real estate | 2017 |
| Aurevia AS | Professional & scientific | 2025 |
| Aurex IP Advokat AS | Professional & scientific | 2026 |
| Aurian Norway AS | Real estate | 2013 |
| Aurlien Vordahl & Co Advokatfirma AS | Professional & scientific | 2011 |
| Auro Invest AS | Construction | 2022 |
| Aurokap Advokat AS | Professional & scientific | 2020 |
| Aurokap AS | Administrative & support | 2020 |
| Aurokap Norge AS | Administrative & support | 2021 |
| Auromheime AS | Professional & scientific | 2022 |
| Aurora 2ARY a AS | | 2025 |
| Aurora 2ARY AS | Financial services | 2026 |
| Aurora Advisory AS | Professional & scientific | 2022 |
| Aurora AI Consulting AS | Information & communication | 2026 |
| Aurora Analytica AS | Information & communication | 2023 |
| Aurora Art AS | | 2023 |
| Aurora Business Solutions AS | Wholesale & retail | 2023 |
| Aurora Capital Management AS | Financial services | 2026 |
| Aurora Cloud Solutions AS | Information & communication | 2024 |
| Aurora Coast AS | Professional & scientific | 2022 |
| Aurora Eco PSV AS | Transport & logistics | 2023 |
| Aurora Equity AS | | 2026 |
| Aurora Holdings AS | | 2025 |
| Aurora Horizon Holding AS | | 2025 |
| Aurora Logistics AS | Transport & logistics | 2026 |
| Aurora Morston AS | | 2014 |
| Aurora Norway AS | Administrative & support | 2006 |
| Aurora of Norway AS | Wholesale & retail | 2026 |
| Aurora Records AS | Information & communication | 2021 |
| Aurora Renhold AS | Administrative & support | 2013 |
| Aurora Sales Group AS | Administrative & support | 2025 |
| Aurora Saltram AS | | 2014 |
| Aurora Serjeant AS | | 2014 |
| Aurora Shipping AS | Transport & logistics | 2022 |
| Aurora Spread Eagle AS | Transport & logistics | 2014 |
| Aurora Taxfree AS | Wholesale & retail | 2019 |
| Aurora Tech AS | Health & social care | 2018 |
| Aurora Travel Trade AS | Wholesale & retail | 2020 |
| AURORA3 AS | | 2021 |
| Aurorae AS | | 2022 |
| Auroraklinikken AS | Health & social care | 2023 |
| Aurorasolutions AS | Information & communication | 2019 |
| Aurskog Eiendomsutvikling AS | Real estate | 2015 |
| Aurskog Solkraftverk AS | Professional & scientific | 2024 |
| Aurskoggata 1 Eiendom AS | Real estate | 2022 |