| Gunnar Hippe Eiendom AS | Manufacturing | 2005 |
| Guro Havig AS | Health & social care | 2017 |
| Haima Holding AS | Health & social care | 2023 |
| Hamk AS | Real estate | 2017 |
| Harald Sunde Rådgivning AS | Professional & scientific | 2018 |
| HC Nannestad AS | | 2025 |
| Heggelund Bygg AS | Construction | 2021 |
| Heggelund Bygg Holding AS | Construction | 2021 |
| Heggelund Bygg Utvikling AS | Real estate | 2021 |
| Heggelund Eiendom AS | Real estate | 1996 |
| Hekla Holding AS | Professional & scientific | 2019 |
| Hemi AS | Real estate | 2024 |
| Hepar AS | Health & social care | 2023 |
| Herb Garden AS | Wholesale & retail | 2026 |
| Herba Plus AS | Wholesale & retail | 1997 |
| Herredshuset Legesenter Da | Health & social care | 2001 |
| Hiema AS | | 2026 |
| Hilum AS | Real estate | 2023 |
| Hilux 4RUNNER Klubb Norge Da | Administrative & support | 2018 |
| Hippegården AS | Real estate | 1985 |
| Hustad & Strand Servicesenter Nuf | Other services | 2019 |
| Hycotech AS | Manufacturing | 2013 |
| Hygga Fjellkro AS | Hospitality | 2020 |
| Håvard Engebretsen Holding AS | Health & social care | 2024 |
| Hægglunds Vehicle AB | Manufacturing | 1995 |
| Innlandet Byggeservice AS | Construction | 2016 |
| Innlandet Fjøsteknikk AS | Manufacturing | 2025 |
| Innlandet Helse Og Fysioterapi AS | Health & social care | 2020 |
| Innlandshus AS | Manufacturing | 1978 |
| Intersport Moelv AS | Wholesale & retail | 1981 |
| Isoco AS | Construction | 2014 |
| Ivan Eiendom Moelv AS | Real estate | 2019 |
| Ivan Forvaltning AS | Real estate | 2019 |
| Jfb-Holding AS | Hospitality | 2022 |
| JG Holding AS | Financial services | 2005 |
| JK Bygg Og Montasje AS | Construction | 2019 |
| Joakim Holding AS | | 2026 |
| John Skar Holding AS | | 2025 |
| Jonas Grande AS | | 2026 |
| K Mathisen Transport AS | Transport & logistics | 1994 |
| K.D. Invest AS | | 2023 |
| Kak Prosjekt AS | Construction | 2014 |
| Kantro AS | | 2005 |
| Karwe AS | Real estate | 2005 |
| Keili AS | Transport & logistics | 2021 |
| Keo AS | Wholesale & retail | 2008 |
| Kimitho Holding AS | Arts & recreation | 2019 |
| Kjærkjebygda Maskin Da | Administrative & support | 2021 |
| Kompisen AS | Construction | 2021 |
| Kot Eiendomsutvikling AS | Real estate | 2023 |
| Kram Bygg AS | Construction | 2021 |
| Kremmerhuset Barnehage SA | Education | 1992 |
| Krizzco AS | Real estate | 2013 |
| Krogsrud Bygg AS | | 2021 |
| Kvarberg Maskinutleie AS | Construction | 2024 |
| Kveinndal'N Eiendom AS | Real estate | 2017 |
| Kås Holding AS | Real estate | 2020 |
| Kåshagen Eiendom AS | Construction | 2005 |
| Kåshagen Holding AS | Real estate | 2006 |
| Lagerpark 1 AS | Real estate | 2022 |
| Lakkering Og Vedlikeholdservice AS | Manufacturing | 2015 |
| Landgård Holding AS | Real estate | 2022 |
| Lars Skar Holding AS | Real estate | 2024 |
| Lille Harry AS | Real estate | 2020 |
| Lilleaker Danielsberg Holding AS | | 2023 |
| Limtrehallen Moelv AS | Real estate | 2006 |
| LRN Agro-Transport AS | Transport & logistics | 1999 |
| Lundehagen AS | Health & social care | 2021 |
| Lunken Brugata 3 AS | Real estate | 2022 |
| Lunken Eiendom AS | Real estate | 2023 |
| Lunken Eiendomsutvikling AS | Real estate | 2026 |
| Lunken Holding AS | Real estate | 2024 |
| Lunken Kvartal 10 AS | Real estate | 2025 |
| Ly Forsikring ASA | Financial services | 2011 |
| Lyng Landskap AS | Professional & scientific | 2024 |
| Løkken-Invest AS | Real estate | 2005 |
| M Brandbo Holding AS | | 2023 |
| M. Hussein Holding AS | | 2024 |
| Mabra Holding AS | | 2023 |
| Madrigal AS | Professional & scientific | 2013 |
| Magnusen Holding AS | | 2023 |
| Mame Holding AS | | 2023 |
| Management Partner AS | Education | 1985 |
| Marius Eng AS | Health & social care | 2025 |
| Martinsen Eiendom AS | Real estate | 1990 |
| Maskinkraft AS | Construction | 1997 |
| Maskinkraft Eiendom AS | Real estate | 2024 |
| Maskinkraft Utleie AS | Administrative & support | 2019 |
| Maskinopplæring Øst AS | Education | 2012 |
| Maskinsenteret AS | Real estate | 1987 |
| Mesna & Mesna AS | Real estate | 2022 |
| Mesna Auto AS | Other services | 2024 |
| Mikkel Amb AS | Real estate | 2021 |
| Mikrourt Innlandet AS | Manufacturing | 2023 |
| Miror AS | Professional & scientific | 2018 |
| Mjøsa Renhold AS | Administrative & support | 2026 |
| Mjøsa Varme & Sanitær AS | Construction | 2019 |
| Mjøseiendom AS | Real estate | 1989 |
| Mjøsen Kiropraktorklinikk AS | Health & social care | 2010 |
| Mjøsplan AS | Professional & scientific | 2024 |