| Hedmark Regnskap & Økonomi AS | Professional & scientific | 2011 |
| Hedmark Utemiljø AS | Administrative & support | 2015 |
| Hellebekken Bygg AS | Construction | 2026 |
| Helset Invest AS | | 2010 |
| Helstrup Byggtakst AS | Real estate | 1992 |
| Hjelsengengen Da | Agriculture & fishing | 2020 |
| Holaker Computing | Information & communication | 1984 |
| HS Agro Da | Agriculture & fishing | 2025 |
| Hvac Innlandet AS | Construction | 2021 |
| Højs Fysioterapi Og Ultralyddiagnostikk AS | Health & social care | 2019 |
| Hønningstad Invest AS | | 2025 |
| Icon Takst AS | Real estate | 2013 |
| Ikthjelpen Da | Information & communication | 2009 |
| Imbox AS | Hospitality | 2024 |
| Incom AS | Wholesale & retail | 2015 |
| Infinitta AS | Construction | 2014 |
| Innlandet Anlegg Consult AS | Professional & scientific | 2025 |
| Innredningssnekkeriet Ans | Manufacturing | 1995 |
| Installasjonsservice AS | Construction | 1991 |
| Interbooking AS | Professional & scientific | 2015 |
| Isoleringsfirmaet Activ Nord AS | Construction | 2001 |
| Jaroslaw Wojnar Nuf | Construction | 2006 |
| JB Landbruk Da | Agriculture & fishing | 2025 |
| Jhdr Holding AS | | 2023 |
| Johannessen Eiendom Invest AS | Construction | 2017 |
| Jopa AS | Construction | 2022 |
| Jønsrud Aktivitetslokale SA | Real estate | 1987 |
| Kajonnontachot Import AS | Wholesale & retail | 2021 |
| Kas Helse AS | Wholesale & retail | 2021 |
| KB Finance Group AS | | 2022 |
| Kildetunet AS | Real estate | 2018 |
| Kjeaas Invest AS | Financial services | 2018 |
| KK Frisør & Skjønnhet AS | Other services | 2021 |
| KL Holding AS | Real estate | 2013 |
| Kl-Holding AS | | 2019 |
| Klette Holding AS | | 2022 |
| Klima-Energi AS | Construction | 2023 |
| Knutzen Transport AS | Transport & logistics | 2004 |
| Kolbu Bygg Og Anleggstjenester AS | Construction | 2019 |
| Komfort Uterom AS | Wholesale & retail | 1986 |
| Ktech AS | Construction | 2007 |
| KVM Holding AS | Financial services | 2012 |
| Landbruk Og Sirkus AS | Wholesale & retail | 2024 |
| Le'Ganz Gruppen AS | Wholesale & retail | 2005 |
| Lemmt Holding AS | | 2025 |
| Lerus Invest AS | Real estate | 1999 |
| Levi Andersen Dagligvare AS | Wholesale & retail | 2010 |
| Livensveen Gårdsbarnehage AS | Education | 2018 |
| Logistikk & Håndverksservice AS | Agriculture & fishing | 2014 |
| Lokalhistorisk Forlag AS | Wholesale & retail | 1998 |
| Lucas AS | Other services | 2018 |
| Lundby Fysio- Og Manuellterapi AS | Health & social care | 2021 |
| Lunna AS | Agriculture & fishing | 2006 |
| Luxbeauty and Hair by Kristine AS | Other services | 2026 |
| Lydlauget Ans | Information & communication | 1997 |
| Løiten Almenning Finans AS | | 2023 |
| Løiten Almenning Finans KS | | 2024 |
| Løiten Brænderi AS | Wholesale & retail | 1997 |
| Løiten Brænderi Eiendom AS | Real estate | 1991 |
| Løiten Brænderis Destilation AS | Wholesale & retail | 1998 |
| Løiten Lys AS | Wholesale & retail | 2000 |
| Løitens AS | Real estate | 2020 |
| Løten Bakeri AS | Manufacturing | 2020 |
| Løten Blomster Da | Wholesale & retail | 1998 |
| Løten Budbilservice Ans | Transport & logistics | 2008 |
| Løten Bygdesag AS | Manufacturing | 1998 |
| Løten Fyr Og Flamme AS | Manufacturing | 2022 |
| Løten Fysioterapi Da | Health & social care | 2019 |
| Løten Fysioterapi Og Manuellterapi AS | Health & social care | 2024 |
| Løten Graveservice AS | Construction | 2022 |
| Løten Malerverksted AS | Construction | 2003 |
| Løten Manufaktur Og Sko AS | Wholesale & retail | 2007 |
| Løten Nærstasjon Kafe & Landhandleri AS | Hospitality | 2018 |
| Løten Pizza Og Grill AS | Hospitality | 2020 |
| Løten Rc-Shop AS | Wholesale & retail | 2012 |
| Løten Regnskap AS | Professional & scientific | 2005 |
| Løten Rengjøring Og Service AS | Administrative & support | 2020 |
| Løten Rørservice AS | Construction | 2026 |
| Løten Taxi SA | Transport & logistics | 2005 |
| M. Ottershagen & Sønn AS | Construction | 2010 |
| Ma+Ke AS | Professional & scientific | 2021 |
| Maskiningeniør Lundestad AS | Professional & scientific | 2020 |
| Matstua AS | Hospitality | 2023 |
| MD Skogdrift AS | Agriculture & fishing | 2025 |
| Mebor Norge AS | Wholesale & retail | 2012 |
| Meraki Skjønnhetssalong AS | Other services | 2020 |
| Meta Entreprenør AS | Administrative & support | 2024 |
| Mittløten.No AS | Information & communication | 2025 |
| Miøsen Oppmåling AS | Professional & scientific | 2018 |
| Mjøsa Ventilasjon AS | Construction | 2020 |
| MKG Invest AS | Financial services | 2017 |
| Modul Nordic AS | Wholesale & retail | 1996 |
| Moelven Løten AS | Manufacturing | 2000 |
| Mona Lisa Løten AS | Hospitality | 2007 |
| Montør 1 AS | Wholesale & retail | 2014 |
| Morten Bjørnstad Maling Og Byggtapetsering AS | Construction | 2012 |
| MRT - Invest AS | Transport & logistics | 2004 |
| Munin Systems AS | Information & communication | 2025 |
| Mycomorph AS | Professional & scientific | 2025 |
| Myklagard Holding AS | Hospitality | 2014 |