| Eidsvoll Grunneierlag SA | Real estate | 1952 |
| Eidsvoll Handelspark AS | Real estate | 2015 |
| Eidsvoll Helsekost Sundet AS | Wholesale & retail | 2019 |
| Eidsvoll Håndverk AS | Construction | 2015 |
| Eidsvoll Lift Og Maskinutleie AS | Administrative & support | 2020 |
| Eidsvoll Malerservice Ans | Construction | 1988 |
| Eidsvoll Mur Og Flis AS | Construction | 2017 |
| Eidsvoll Mur Og Flis Eiendom AS | Construction | 2018 |
| Eidsvoll Naturstein AS | Manufacturing | 1989 |
| Eidsvoll Sankelag SA | Agriculture & fishing | 1972 |
| Eidsvoll Takst Og Boligkontroll AS | Professional & scientific | 2022 |
| Eilert Sundts Plass AS | Real estate | 2004 |
| El-Installasjon Og Service AS | Construction | 2015 |
| Elti Eiendom AS | Real estate | 2018 |
| Elvebredden Brukthandel AS | Wholesale & retail | 2017 |
| Emt Drift AS | Other services | 2023 |
| Energi 1 AS | Wholesale & retail | 2017 |
| Equa AS | Professional & scientific | 2018 |
| Equa Prosjekt AS | Real estate | 2022 |
| Erithy AS | Professional & scientific | 2017 |
| Eskas AS | | 2014 |
| Even Better Holding AS | Professional & scientific | 2018 |
| Extraservice Da | Administrative & support | 2004 |
| Eidsvoll Trafikkskole A/S | Education | 1975 |
| Fag-Elektro Ans | Construction | 1996 |
| Farkas AS | Education | 2007 |
| Fdevices AS | Professional & scientific | 2022 |
| Femhundre.No AS | Real estate | 2013 |
| Fidi Video AS | Information & communication | 2015 |
| Fieldrep AS | Professional & scientific | 2025 |
| Finnsflaen Hundeservice AS | Agriculture & fishing | 2018 |
| Finsbråten Eiendom AS | Real estate | 1987 |
| Finstad Gutta AS | Real estate | 2022 |
| Finthan AS | Financial services | 2016 |
| Fitnesspoint Eidsvoll AS | Arts & recreation | 2015 |
| Fjeld & Berg Holding AS | Professional & scientific | 2025 |
| FKM Holding AS | Wholesale & retail | 2022 |
| Flikkeid No AS | Information & communication | 1995 |
| Fni Consult AS | Professional & scientific | 2025 |
| Foseid Eiendom AS | Real estate | 2003 |
| Franshagan Bygg AS | Construction | 2014 |
| Franshagan Holding AS | Construction | 2015 |
| Frekvens Rom AS | Other services | 2025 |
| Fruit Salad Holding AS | Health & social care | 2019 |
| Fénu AS | | 2018 |
| Følgebud AS | Transport & logistics | 2026 |
| G. Andersen Holding AS | Administrative & support | 2024 |
| Gamos Audio AS | Arts & recreation | 2026 |
| Gardu AS | Wholesale & retail | 2023 |
| GD Support AS | Professional & scientific | 2019 |
| Gilthoniel AS | Professional & scientific | 2022 |
| GM Sport AS | Wholesale & retail | 2013 |
| Gm-Transport AS | Transport & logistics | 2023 |
| God Medisin AS | Health & social care | 2021 |
| Gola Pølsemakeri AS | Manufacturing | 2025 |
| Grandalen Holding AS | Construction | 2012 |
| Green Energy Holding AS | Energy | 2021 |
| Gråtoppen AS | Real estate | 2022 |
| Grønn Sikkerhet AS | Professional & scientific | 2026 |
| Gullsmed Georg Sundt AS | Wholesale & retail | 2022 |
| Gullsmed Kristoffersen AS | Wholesale & retail | 1995 |
| Gullverket Invest AS | Real estate | 2016 |
| Gullverket Samfunnshus SA | Real estate | 2011 |
| Gurrgurr AS | Wholesale & retail | 2017 |
| Gusterud Bygg AS | Construction | 2011 |
| Gusterud Holding AS | Real estate | 2012 |
| Gårdsbarnehagen AS | Education | 1998 |
| Haaa Holding AS | | 2025 |
| Hagalykkja Holding AS | Real estate | 2011 |
| Hansen Enterprise AS | Construction | 2014 |
| Hasler Andelslag SA | Agriculture & fishing | 1984 |
| Hasse Pettersen AS | Construction | 2020 |
| Havheim AS | Information & communication | 2018 |
| HBM Holding AS | Wholesale & retail | 2017 |
| HCB Holding AS | | 2020 |
| Health in Your Hands AS | Health & social care | 2024 |
| Healthcare Investment AS | Wholesale & retail | 2009 |
| Hegacon AS | Professional & scientific | 2026 |
| Helsehuset Lierskogen AS | Real estate | 1989 |
| Helsehuset Utvikling AS | Real estate | 2020 |
| Hemlie-Hoel Holding AS | Professional & scientific | 2025 |
| Henrik Fjeldberg AS | Professional & scientific | 2025 |
| Heph Invest AS | Real estate | 1998 |
| Hephaestus IT Og Konsultering Da | Information & communication | 2024 |
| Hjertet Vil AS | Health & social care | 2022 |
| Hold Maska AS | Wholesale & retail | 2015 |
| Holding Mur Og Flis AS | Construction | 2017 |
| Holding San AS | | 2025 |
| Holum Invest AS | | 2016 |
| Hommr AS | Information & communication | 2023 |
| Hoppensprett Camilla Aktivitetsbarnehage AS | Education | 2021 |
| Hotellinvest Holding AS | Real estate | 2006 |
| Hpoil AS | Financial services | 2010 |
| HVS Holding AS | Financial services | 2016 |
| Hågensen Mat AS | Wholesale & retail | 2022 |
| Håvard Og Mikkel Mundal Ans | Agriculture & fishing | 1995 |
| Høibraaten Skog Ans | | 2026 |
| Høiby Maling Ans | Construction | 1997 |
| Irene Christin Holding AS | Health & social care | 2020 |
| Iversen Håndverk AS | Construction | 2023 |