| Lund Alnabru AS | Real estate | 2007 |
| Lund Asker AS | Real estate | 2012 |
| Lund Eidsvoll AS | Real estate | 2006 |
| Lund Grorud AS | Real estate | 2006 |
| Lund Hagem Arkitekter AS | Professional & scientific | 1990 |
| Lund Industrier AS | Information & communication | 2016 |
| Lund Kalbakken AS | Real estate | 2004 |
| Lund Larvik AS | Real estate | 2004 |
| Lund Lillestrøm AS | Real estate | 2014 |
| Lund Medical AS | Health & social care | 2024 |
| Lund Mestre AS | Real estate | 2005 |
| Lund Nydalen AS | Real estate | 2024 |
| Lund Rønning Consultancy AS | Professional & scientific | 2021 |
| Lund Skytta AS | Real estate | 2006 |
| Lund Stanseveien AS | Real estate | 1985 |
| Lund Ås AS | Real estate | 2005 |
| Lund Øya AS | Real estate | 2003 |
| Lund+Slaatto Arkitekter AS | Professional & scientific | 1987 |
| Lundberg Dagligvare AS | Wholesale & retail | 2025 |
| Lundberg Group AS | | 2025 |
| Lundblad AS | | 2024 |
| Lundblad Eiendom Invest AS | Real estate | 2019 |
| Lundblad Holding 1 AS | | 2019 |
| Lunde Eiendom AS | Real estate | 2000 |
| Lunde Finans AS | Information & communication | 2000 |
| Lunde Refsum Holding AS | Wholesale & retail | 2023 |
| Lunde Reklamebyrå AS | Professional & scientific | 1980 |
| Lunde Studios AS | Professional & scientific | 2024 |
| Lundefaret Invest AS | Real estate | 2008 |
| Lundefugl AS | | 2026 |
| Lundelab AS | Professional & scientific | 2014 |
| Lunden Bolig AS | Real estate | 2022 |
| Lunden Elektro AS | Construction | 2026 |
| Lunden Renhold AS | Administrative & support | 2024 |
| Lunden Takst AS | Professional & scientific | 2025 |
| Lundes Revisjonskontor I Da | Professional & scientific | 2015 |
| Lundestad Holding AS | | 2024 |
| Lundevegen 52 AS | Real estate | 2012 |
| Lundh Management AS | Professional & scientific | 2023 |
| Lundh Vedlikehold AS | Construction | 2018 |
| Lundimo Holding AS | | 2025 |
| Lundin Kapital AS | | 2025 |
| Lunditt AS | | 2022 |
| Lundliveien 2 AS | Real estate | 2014 |
| Lundqvist Innredninger AS | Wholesale & retail | 1983 |
| Lundson Eiendom AS | Real estate | 2017 |
| Lundstein & Øverås Renovasjonshygiene Ans | Administrative & support | 1990 |
| Lundvindi Design Da | Professional & scientific | 2001 |
| Lunenco AS | Real estate | 2011 |
| Luner AS | Wholesale & retail | 2026 |
| Lunera AS | Information & communication | 2025 |
| Lunerin AS | Information & communication | 2026 |
| Lungespesialist Anne Frostad AS | Health & social care | 2012 |
| Lungo Invest AS | Real estate | 2015 |
| Luni Design AS | Wholesale & retail | 2022 |
| Lunis Invest AS | | 2022 |
| Lunke AS | Professional & scientific | 2022 |
| Lunor Capital AS | | 2020 |
| Lunow Invest AS | | 2022 |
| Lunsj.No Norge AS | Wholesale & retail | 2014 |
| Lunsol AS | | 2024 |
| Lunsæter AS | Professional & scientific | 2008 |
| Lup Holding AS | | 2025 |
| Lup R&D AS | Professional & scientific | 2025 |
| Lupe Holding AS | Real estate | 2014 |
| Lupercalia AS | | 2017 |
| Lupus Foder AB Nuf | Wholesale & retail | 2015 |
| Lupus Invest AS | Financial services | 2017 |
| Lupus Rafal Wilk | Construction | 2007 |
| Lura Eiendom AS | Real estate | 2008 |
| Lurhaugen Utvikling AS | Real estate | 2021 |
| Lurhundson Trading AS | Financial services | 2005 |
| Lusco AS | | 2021 |
| Lusern AS | | 2025 |
| Lush Dive AS | Wholesale & retail | 2015 |
| Luska Eiendom AS | Real estate | 2012 |
| Luta Spar AS | Financial services | 2002 |
| Luten Havbruk AS | Real estate | 2015 |
| Lutnæs Invest AS | | 2025 |
| Lutra Invest AS | Financial services | 2014 |
| Lutra Lutra AS | | 2021 |
| Lutra Ovis Venture AS | | 2024 |
| LUTRO BYGG Hans Petter Lutro DA | Construction | 1989 |
| Lutvann Holding AS | Financial services | 2016 |
| Lutvannskroken AS | Construction | 2017 |
| Lutze Conveying Norway AS | Manufacturing | 2013 |
| Luu Holding AS | Health & social care | 2022 |
| Luu-Huynh Holding AS | Professional & scientific | 2023 |
| Luvhair AS | Other services | 2008 |
| Luwen AS | | 2019 |
| Lux Interiors AS | | 2020 |
| Lux Oculi AS | Health & social care | 2024 |
| Lux Studio AS | Other services | 2022 |
| Lux Terapi AS | Health & social care | 2023 |
| Lux Tours AS | Administrative & support | 2024 |
| Lux-Evo AS | Wholesale & retail | 2026 |
| Luxaflex Scandinavia AB | Wholesale & retail | 2000 |
| Luxb AS | Information & communication | 2023 |
| Luxhird AS | Professional & scientific | 2025 |
| Luxhurray AS | Professional & scientific | 2021 |