| Legehjelpen AS | Health & social care | 2022 |
| Legekongresser AS | Education | 2014 |
| Legekontoret Eleonora Brodwall AS | Health & social care | 2005 |
| Legeleasing Norge AS | Administrative & support | 2009 |
| Legelisten.No AS | Information & communication | 2012 |
| Legemiddelservice AS | Information & communication | 2000 |
| Legend Invest AS | Information & communication | 2018 |
| Legene Bøksle Og Holtermann AS | Health & social care | 2024 |
| Legene Collett Og Rosenkvist AS | Health & social care | 2024 |
| Legene Engeseth & Engeseth Da | Health & social care | 2012 |
| Legene I Grønlandsleiret Da | Health & social care | 2019 |
| Legene I Oscarsgate 12 AS | Health & social care | 2022 |
| Legene På Sinsen Ans | Health & social care | 2004 |
| Legene På St.Hanshaugen AS | Health & social care | 2016 |
| Legene På St.Hanshaugen Eiendom AS | Real estate | 2015 |
| Legene Strindberg Og Stokke AS | Health & social care | 2018 |
| Legentic Americas AS | | 2019 |
| Legentic AS | Administrative & support | 2011 |
| Legentic Europe AS | | 2019 |
| Legentic Holdco AS | Information & communication | 2019 |
| Legentic Norway AS | Administrative & support | 2018 |
| Legentic Services AS | Information & communication | 2023 |
| Legespesialisten AS | Health & social care | 2010 |
| LEGETEAM1 AS | Health & social care | 2021 |
| Legevakt Vest AS | Health & social care | 2023 |
| Legevakt X AS | Administrative & support | 2019 |
| Legevakten AS | Health & social care | 2023 |
| Legevikarer AS | Administrative & support | 2017 |
| Legio Holding AS | Information & communication | 2023 |
| Legion 1349 Da | Arts & recreation | 2007 |
| Legiotech AS | Information & communication | 2023 |
| Legol AS | | 2019 |
| Leh AS | Financial services | 2005 |
| Lehest Invest AS | | 2024 |
| Lehmann AS a Service AS | Real estate | 2018 |
| Lehmkuhlboden AS | Real estate | 2016 |
| Lehmkuhlstranden AS | Real estate | 1915 |
| Lehre Holding AS | Real estate | 2005 |
| Lei Smart AS | Administrative & support | 2026 |
| Leia AS | Wholesale & retail | 2004 |
| Leibsland Holding AS | Real estate | 2017 |
| Leica Geosystems AS | Wholesale & retail | 1986 |
| Leica Invest AS | Manufacturing | 2005 |
| Leida AS | Professional & scientific | 2024 |
| Leidang AS | Information & communication | 2025 |
| Leidar Norway AS | Professional & scientific | 2013 |
| Leidra AS | Professional & scientific | 2026 |
| Leie AS | Real estate | 2013 |
| Leiebil Transport AS | Administrative & support | 2025 |
| Leiebilservice AS | Real estate | 1997 |
| Leielighet AS | Real estate | 2015 |
| Leieportalen AS | Information & communication | 2022 |
| Leif Aandahl AS | | 2024 |
| Leif Gaute Kjærstad Holding AS | | 2026 |
| Leif Höegh & Co AS | | 2009 |
| Leif Höegh & Co Ltd Nuf | | 2025 |
| Leif J Johansen Invest AS | | 2017 |
| Leif Larsen Glass & Snekkerservice AS | Construction | 1989 |
| Leif Skjønhaug AS | Transport & logistics | 2007 |
| Leii AS | Other services | 2021 |
| Leii Renhold AS | Administrative & support | 2022 |
| Leiing AS | Professional & scientific | 2016 |
| Leija AS | Professional & scientific | 2022 |
| Leijo AS | Financial services | 2007 |
| Leik Labs AS | Information & communication | 2026 |
| Leikanger Eiendom AS | Real estate | 1997 |
| Leikerane AS | Professional & scientific | 2018 |
| Leiknes Invest AS | | 2023 |
| Leikstua AS | Financial services | 2009 |
| Leikvollen AS | Real estate | 2021 |
| Leikvollen Boligutvikling AS | Real estate | 2019 |
| Leilas Qa/Ra Consultancy AS | Professional & scientific | 2025 |
| Leilighetsinvest AS | Real estate | 2021 |
| Leimax AS | Administrative & support | 1986 |
| Leimeg AS | Administrative & support | 2012 |
| Leimegnå.No AS | Administrative & support | 2017 |
| Leina AS | Other services | 2003 |
| Leine Kapital AS | | 2025 |
| Leines Holding AS | | 2025 |
| Leinonen AS | Professional & scientific | 2013 |
| Leiraveien 11 AS | Real estate | 2021 |
| Leiraveien 14 AS | Real estate | 2012 |
| Leiraveien 16 AS | Real estate | 2010 |
| Leiraveien Forretningsbygg AS | Real estate | 2009 |
| Leiraveien Logistikkbygg AS | Real estate | 2017 |
| Leiraveien Logistikkpark AS | Real estate | 2006 |
| Leirbålet Lydproduksjon AS | Information & communication | 2022 |
| Leirdokka Holding AS | Professional & scientific | 2023 |
| Leirfallsgata 6 Næring AS | Real estate | 2007 |
| Leirfossen Utvikling AS | Real estate | 2007 |
| Leirfossvegen AS | Real estate | 2021 |
| Leirin Holding AS | Financial services | 2016 |
| Leirlinuten Invest AS | | 2021 |
| Leirskallhellinga AS | Real estate | 2020 |
| Leirvaag Utvikling AS | | 2025 |
| Leistein AS | Financial services | 2011 |
| Leith Executive Education Norge AS | Education | 2020 |
| Leithe & Christiansen AS | Construction | 1976 |
| Leithe Consult AS | Information & communication | 1999 |
| Leiv Sand Eiendom AS | Real estate | 2009 |