| GBG Unite Transport AS | Transport & logistics | 2024 |
| Gen 2 Holding AS | Construction | 2022 |
| Gen Holding AS | Construction | 2022 |
| Gervi Labs AS | Information & communication | 2024 |
| Gipsland AS | Professional & scientific | 2011 |
| Gipsland Eiendom AS | Real estate | 2021 |
| Gjestvangs AS | Construction | 2018 |
| Glitre Hytteutleie AS | Real estate | 1999 |
| Godager Service AS | Administrative & support | 2024 |
| Grevskapet Auto Stange AS | Other services | 2021 |
| Grevskapet Invest AS | Other services | 2021 |
| Grevskapet Utleie AS | Administrative & support | 2021 |
| Groblad AS | | 2026 |
| Grytsetersameiet Da | Agriculture & fishing | 1995 |
| Grønnsakprodusentene Mjøsgrønt SA | Agriculture & fishing | 2013 |
| Gunders Eiendom AS | Real estate | 2020 |
| Gørdammen AS | Education | 2025 |
| H C Andersen Bygg Og Eiendom AS | Real estate | 1997 |
| Hagen Og Godager AS | Construction | 2020 |
| Hagen Og Godager Eiendom AS | Real estate | 2019 |
| Hamar Industribygg 1 AS | Real estate | 2020 |
| Hamar Salmakerverksted AS | Manufacturing | 2012 |
| Hamjern AS | Manufacturing | 1984 |
| Hamnehagen AS | Agriculture & fishing | 2026 |
| Hanken Piano AS | Wholesale & retail | 2024 |
| Har 2 Eiendommer AS | Real estate | 2021 |
| Har 3 Eiendommer AS | Real estate | 2021 |
| Har Eiendommer AS | Real estate | 2020 |
| Hasselgren AS | Professional & scientific | 2014 |
| Hauge Konsulenter AS | Professional & scientific | 2013 |
| Haugsveen & Fjeldstad AS | Real estate | 1979 |
| Haugsveen & Fjeldstad Landbruk AS | Wholesale & retail | 2001 |
| Hca Invest AS | | 2025 |
| Hedemarken Hage & Asfaltservice Ans | Construction | 2000 |
| Hedemarken Regnskap AS | Professional & scientific | 2011 |
| Hedmark Engros AS | Wholesale & retail | 2006 |
| Heggedalsvegen 2 AS | Real estate | 2009 |
| Heia Hauge AS | | 2022 |
| Helge Sveum & Sønn Ans | Transport & logistics | 2000 |
| Helt Ved Da | Manufacturing | 2022 |
| Henriksen Hageservice AS | Agriculture & fishing | 2024 |
| HG Holding 1 AS | Construction | 2021 |
| HK Service Og Drift AS | Administrative & support | 2026 |
| Hoels Gartneri Detalj AS | Wholesale & retail | 2012 |
| Hørsands Hans Barn Da | Agriculture & fishing | 2009 |
| Imsdalscompagniet Holding AS | Financial services | 2018 |
| Indian Princess AS | Hospitality | 2022 |
| Indux AS | Real estate | 2023 |
| Info Innlandet AS | Information & communication | 2004 |
| Ingeniør Bygg AS | Construction | 2023 |
| Innlandet Chip Tuning AS | Information & communication | 2018 |
| Intratech AS | Construction | 2004 |
| Jacobsen Online Store AS | Wholesale & retail | 2017 |
| JB Mekaniske AS | Manufacturing | 2021 |
| Jle Music AS | Information & communication | 2016 |
| Johansen Familieinvest AS | | 2026 |
| JSL Holding AS | Real estate | 2005 |
| Jølstad Foss AS | Administrative & support | 2025 |
| K Snare Invest AS | Financial services | 2015 |
| Kaf Holding AS | | 2026 |
| Kausvol Gardsbarnehage AS | Education | 2006 |
| KB Eiendom Invest AS | Real estate | 2022 |
| KB Helse AS | Health & social care | 2020 |
| KB Property AS | Real estate | 2026 |
| Kenneth Moylund Holding AS | | 2021 |
| Kir Eiendom AS | Real estate | 2026 |
| KJ Norstrand AS | Wholesale & retail | 2013 |
| Kleiven AS | Real estate | 2012 |
| KM. Transport AS | Transport & logistics | 2013 |
| Knut Erik Østgård AS | Arts & recreation | 2024 |
| Komatsu Forest AS | Wholesale & retail | 1992 |
| Kristiansen Automasjon AS | Construction | 1992 |
| Kristiansen Eiendom AS | Real estate | 1998 |
| Kvanvik Holding AS | Real estate | 2005 |
| Kvarnstrands & Stridsbergs AS | Manufacturing | 2000 |
| Kvisgaard Eiendom AS | Real estate | 1998 |
| Kylstad Eiendom AS | Real estate | 2021 |
| Lapini AS | Administrative & support | 2017 |
| Leonhard Weiss GmbH & Co KG Nuf | Construction | 2008 |
| Liebherr-Norge AS | Wholesale & retail | 2018 |
| Lihaf Holding AS | | 2025 |
| Lillelieranch AS | Arts & recreation | 2025 |
| Lillevind AS | Wholesale & retail | 2026 |
| Loony AS | Real estate | 2005 |
| Lsab Norge AS | Wholesale & retail | 2003 |
| Lundgård Landbruk AS | Administrative & support | 2026 |
| Lønnvika Holding AS | | 2024 |
| M.K Transport AS | Transport & logistics | 2013 |
| Meningen 20 AS | Real estate | 2024 |
| Meningen 4 AS | Real estate | 2021 |
| Mickelson Eiendom AS | Real estate | 2013 |
| Miljømaskiner AS | Wholesale & retail | 2021 |
| Minnesund Mikrohus AS | Real estate | 2024 |
| Mittlund Gård Erik Andersen & Andre Ziemann Ans | Arts & recreation | 2008 |
| Mjøsa Hesteklinikk AS | Professional & scientific | 2004 |
| Mjøsgrønt AS | Manufacturing | 1999 |
| Ml-R Invest AS | Real estate | 1994 |
| MP Eiendom AS | Real estate | 2009 |
| Mr.Carwash Bilpleie Og Bilvask AS | Other services | 2024 |
| Multiservice Innlandet AS | Wholesale & retail | 2021 |