| Lodex AS | | 2019 |
| Lodge Alpin AS | Real estate | 1998 |
| Lodge Barber AS | Other services | 2023 |
| Lodge Hytter AS | Real estate | 2015 |
| Lodgehyttene AS | Real estate | 2012 |
| Lodgings Sun & Beach Limited | Real estate | 2020 |
| Lodi Invest AS | | 2021 |
| Lodott AS | Professional & scientific | 2026 |
| Lodsen Holding AS | | 2021 |
| Loe Equity AS | Manufacturing | 2018 |
| Loe Kapital AS | | 2024 |
| Loe Utvikling AS | Real estate | 2007 |
| Loe Utvikling Newco AS | Real estate | 2024 |
| Loenga Samvirkeforetak | Real estate | 2024 |
| Loerka AS | Real estate | 2022 |
| Loewe AS | | 2015 |
| Lof Arkitekter AS | Professional & scientific | 2004 |
| Lofa AS | Real estate | 2009 |
| Lofavør AS | Financial services | 1992 |
| Loffern Invest AS | | 2022 |
| Lofoten Golfinvest AS | Arts & recreation | 2020 |
| Lofoten Holdings AS | Financial services | 2012 |
| Lofoten Island Lodge AS | Hospitality | 2019 |
| Lofoten Landskapshotell AS | Real estate | 2021 |
| Lofotgata 2 AS | Real estate | 2005 |
| Lofotgata AS | Arts & recreation | 2025 |
| Lofotprodukt Oslo Produksjon AS | Manufacturing | 1934 |
| Lofotpærler AS | Real estate | 2022 |
| Lofotstua AS | Hospitality | 2017 |
| Lofstad Solkraftverk AS | Energy | 2024 |
| Loft Design AS | Professional & scientific | 2022 |
| Loft HG6 AS | Real estate | 2019 |
| Loftander AS | | 2020 |
| Loftet Invest 1 AS | Financial services | 2018 |
| Lofthus Invest AS | Real estate | 2022 |
| Lofthus Samvirkelag LL | Hospitality | 1926 |
| Lofthus Terrasse AS | | 2023 |
| Lofthusbadstua AS | Real estate | 1944 |
| Loftig AS | Real estate | 2012 |
| Loftsgaarden AS | Real estate | 2001 |
| Loftslykke Da | Wholesale & retail | 2017 |
| Log AS | Wholesale & retail | 2001 |
| Log Bidco AS | | 2024 |
| Logan Bygg AS | Construction | 2021 |
| Logan Holst Eiendom AS | Real estate | 2024 |
| Logcap Baker Østbys Vei AS | Real estate | 2020 |
| Logcap Holding AS | Real estate | 2021 |
| Logcap Holding II AS | Real estate | 2021 |
| Logcap Invest AS | Real estate | 2021 |
| Logcap Oslo AS | Real estate | 2019 |
| Logcap Steel AS | Real estate | 2021 |
| Logea AS | Professional & scientific | 2020 |
| Logetron AS | Professional & scientific | 2025 |
| Logex AS | Information & communication | 1989 |
| Logg Arkitekter AS | Professional & scientific | 1997 |
| Loggen AS | Wholesale & retail | 2001 |
| Logi AS | Professional & scientific | 2012 |
| Logic Interactive AS | Professional & scientific | 2012 |
| Logic Venture Capital AS | | 2019 |
| Logidel AS | Transport & logistics | 2022 |
| Logike Consultoria E Engenharia Internacional Ltda | Professional & scientific | 2015 |
| Logikum AS | Administrative & support | 2012 |
| Login Bygg 1 AS | Real estate | 2019 |
| Login Drift AS | | 2025 |
| Login Group AS | | 2016 |
| Logiramp AS | Information & communication | 2026 |
| Logisk Brist AS | Professional & scientific | 2021 |
| Logisk Systemutvikling Da | Wholesale & retail | 1996 |
| Logisnik AS | | 2021 |
| Logistar AS | Construction | 2021 |
| Logistic Contractor Entreprenad Nuf | Construction | 2024 |
| Logistic Contractor Norge AS | Professional & scientific | 2015 |
| Logistical AS | Transport & logistics | 2026 |
| Logistics Erlendur Thor Hilmarsson AB Nuf | Professional & scientific | 2018 |
| Logistikk Eiendom AS | Real estate | 2006 |
| Logistikk Nord AS | Real estate | 2010 |
| Logitech Norway AS | Professional & scientific | 2011 |
| Logo Reklame AS | Professional & scientific | 1993 |
| Logoped Aurora Meier AS | Health & social care | 2018 |
| Logoped Katarina AS | Health & social care | 2022 |
| Logoped Lise Mari Paulsen AS | Health & social care | 2021 |
| Logoped Stine Jensen AS | Health & social care | 2025 |
| Logopedhjelpen AS | Health & social care | 2011 |
| Logopedisk Institutt AS | Health & social care | 2021 |
| Logos Consulting AS | Professional & scientific | 2002 |
| Logos Solutions AS | Wholesale & retail | 2023 |
| Logos-Advokatene AS | Professional & scientific | 2025 |
| Logoz AS | Professional & scientific | 2006 |
| Lohe Invest AS | | 2025 |
| Lohejo AS | | 2018 |
| Lohema AS | | 2025 |
| Lohmann & Rauscher Aktiebolag Nuf | Wholesale & retail | 2022 |
| Lohnaas Holding AS | | 2020 |
| Lohne & Lauritzsen AS | Construction | 2016 |
| Lohne & Lauritzsen Eiendom AS | Real estate | 2017 |
| Lohne Capital AS | | 2024 |
| Lohne Lauritzsen Sommerfelt AS | Construction | 2019 |
| Lohne Oslo AS | | 2024 |
| Lohre Invest AS | | 2022 |
| Loid AS | Information & communication | 2022 |