| Helios Solavskjerming Ans | Wholesale & retail | 2004 |
| Helluva AS | | 2009 |
| Hennie Consult AS | Professional & scientific | 2026 |
| Hennie Gruppen Holding AS | | 2026 |
| Heoo AS | Real estate | 2020 |
| Himmelbjerget Holding AS | | 2026 |
| HJ Industriservice AS | Professional & scientific | 2025 |
| Homein AS | Information & communication | 2021 |
| HSG Invest AS | | 2022 |
| Huldra Solution AS | Manufacturing | 2023 |
| Hylterudvegen Veglag SA | Real estate | 2014 |
| Hår-Akutten Ans | Other services | 2012 |
| Høeg Agentur AS | Wholesale & retail | 1999 |
| Icj Eiendomsutvikling AS | Real estate | 2019 |
| Inchaidi Thai Massaje & Spa AS | Other services | 2016 |
| Informativ Reklame AS | Professional & scientific | 2023 |
| Inmartek AS | Manufacturing | 2011 |
| Innlandet Tre & Betong AS | Construction | 2012 |
| Interconsult Norge AS | Wholesale & retail | 2022 |
| Investek AS | Wholesale & retail | 2014 |
| Iost Pekeberg Holding AS | Transport & logistics | 2024 |
| Itis IT Industrial Solutions AS | Information & communication | 2003 |
| Jakola Transport AS | Transport & logistics | 1992 |
| Jan Erik Ånerud AS | Transport & logistics | 2008 |
| Jeppe Holding AS | Real estate | 2005 |
| JMX Holding Nuf | Real estate | 2018 |
| Johan B Ukkestad AS | Wholesale & retail | 1980 |
| Johan B. Ukkestad Invest AS | Real estate | 2002 |
| Jon Skinstad Eiendom AS | Real estate | 2022 |
| Jorma Invest AS | | 2021 |
| JPB Holding AS | | 2025 |
| Julsrud AS | Professional & scientific | 2001 |
| Kaod Bygg AS | Real estate | 2015 |
| KB Rustad Invest AS | | 2021 |
| Kbe Kranutleie AS | Administrative & support | 2020 |
| Kgu Holding AS | Construction | 2022 |
| Kjetil Gulbrandsen AS | Construction | 2021 |
| Kjølstadberget, Duaasberget Og Nordsetberget Utmarkslag SA | Arts & recreation | 1982 |
| Kjøttkakekameratene AS | Wholesale & retail | 2015 |
| KK Steel AS | | 2007 |
| Knut Ullern AS | Construction | 2016 |
| Kompass Hus AS | Construction | 2020 |
| Konvall Holding AS | Financial services | 2013 |
| Korsmoenga Eiendom AS | Real estate | 2024 |
| Korsmogrillen AS | Hospitality | 1998 |
| Kreativt Gartneri AS | Agriculture & fishing | 2020 |
| Kulde- & Varmepumpeteknikk AS | Construction | 2002 |
| Kåre Øksdahl Holding AS | Financial services | 2008 |
| Kårstad Trevarefabrikk AS | Manufacturing | 2007 |
| Køl Grill & Pizza AS | Hospitality | 2020 |
| Lars Øyvind Østli Holding AS | Financial services | 2016 |
| Lelka AS | Wholesale & retail | 2005 |
| Lifa Håndtverk AS | Construction | 2018 |
| Lilleseth Eiendom AS | Real estate | 2006 |
| Lilleseth Holding AS | Wholesale & retail | 2005 |
| Lilleseth Kjetting AS | Wholesale & retail | 1991 |
| Lines Blomster AS | Wholesale & retail | 2013 |
| Lisset Holding AS | Real estate | 2024 |
| LN Maling AS | Construction | 2024 |
| Loevaas AS | Construction | 2015 |
| Lume Invest AS | Information & communication | 2023 |
| Lundemoss AS | Wholesale & retail | 2007 |
| Låsia AS | Manufacturing | 2024 |
| Løfsgaard Ans | Real estate | 1995 |
| M Haug Invest AS | | 2026 |
| Martemoen AS | | 2025 |
| Martemoen Eiendom AS | Real estate | 2025 |
| Martemoen Påbygg AS | Other services | 2025 |
| Martemoen Transport AS | Transport & logistics | 2025 |
| Mekling Og Konsultasjon AS | Professional & scientific | 2023 |
| Mellem Holding AS | | 2019 |
| MH Rygg Holding AS | Health & social care | 2023 |
| Mh-Holding AS | Financial services | 2017 |
| Midt I Sentrum AS | Real estate | 2025 |
| Miljøpukk AS | Wholesale & retail | 2024 |
| Mimer AS | Real estate | 2016 |
| Mo Eiendom AS | Real estate | 1987 |
| Mobil Og Tårnkranfører AS | Administrative & support | 2017 |
| Motus Skarnes AS | Arts & recreation | 2001 |
| MVD Bygg AS | Construction | 2021 |
| Myhre Elektro AS | Construction | 1991 |
| Nasjonal Taxi AS | Wholesale & retail | 2021 |
| Nettvis AS | Information & communication | 2024 |
| Nikolaus Izdinsky | Construction | 2007 |
| Nitram AS | Manufacturing | 2023 |
| Nopayn AS | Information & communication | 2020 |
| Nordic Haircare AS | Wholesale & retail | 2005 |
| Nordic Horse Care AS | Wholesale & retail | 2014 |
| Nordic Touch AS | Professional & scientific | 2016 |
| Nordli Eiendom AS | Mining & quarrying | 2002 |
| Nordli Holding AS | Mining & quarrying | 1972 |
| Nordquist Ferment AS | Manufacturing | 2001 |
| Nordtoma AS | Construction | 2020 |
| Norskbygg AS | Construction | 2018 |
| North Thermo Logistics AS | Transport & logistics | 2024 |
| Nye Sander AS | Manufacturing | 1996 |
| Nye Skarnes Bilhoggeri AS | Wholesale & retail | 2024 |
| Nyfa Bygg AS | Construction | 1986 |
| Oam Transport AS | Transport & logistics | 2013 |
| Obs Byggmester KM Ltd Nuf | Construction | 2021 |