| Emja Eiendom AS | Transport & logistics | 2005 |
| Eo Eiendom Oppdal AS | Real estate | 2020 |
| Ergo-Tec AS | Real estate | 2012 |
| Erik Håker AS | Real estate | 1999 |
| Erlend Sæther Holding AS | | 2024 |
| Esp Investering AS | Financial services | 2011 |
| Eva Holding AS | | 2005 |
| Eva Sørlien Eiendom AS | | 2024 |
| Even Haugland AS | Transport & logistics | 2023 |
| Evlan 495 Holding AS | | 2023 |
| Fagerhaug Barnehage SA | Education | 1989 |
| Fagerhaug Vassverk SA | Water & waste | 1960 |
| Fagermyr Utvikling AS | Professional & scientific | 2013 |
| Falksete Holding AS | Construction | 2023 |
| Fellesgoder Oppdal AS | Professional & scientific | 2018 |
| Festa Handel AS | Wholesale & retail | 2017 |
| Festa Kraftverk AS | Real estate | 2024 |
| Fiberkonsult AS | Information & communication | 2016 |
| Fimbul Holding AS | | 2023 |
| Firelink AS | Professional & scientific | 2015 |
| Fjaa Holding AS | | 2024 |
| Fjell Studio AS | Other services | 2023 |
| Fjellbua AS | Real estate | 2011 |
| Fjelldesign AS | Real estate | 2020 |
| Fjellmandel Oppdal SA | Agriculture & fishing | 1999 |
| Flatmo Rør AS | Construction | 2022 |
| Flexi Trans AS | Construction | 1980 |
| Flå & Riise Pelsdyrfarm Ans | Agriculture & fishing | 1990 |
| Follow Your Bliss, by Liss AS | Education | 2019 |
| Fomo Holding AS | Construction | 2022 |
| Frank Smed AS | Manufacturing | 2003 |
| Franor Invest AS | Real estate | 2015 |
| Fransiscus AS | Real estate | 2005 |
| Freve AS | Construction | 2026 |
| Freve Holding AS | Construction | 2025 |
| Frisør Myran AS | Other services | 2024 |
| Frode Ledal AS | Wholesale & retail | 2004 |
| Frya Oppdrett AS | Agriculture & fishing | 2021 |
| Fta AS | Professional & scientific | 2021 |
| Furuly Bolig Og Næringssenter AS | Real estate | 1992 |
| Føn & Sax AS | Other services | 1998 |
| G.Co AS | Financial services | 2016 |
| Gallerina Invest AS | | 2021 |
| Garåa Vassverk SA | Water & waste | 1974 |
| Ge Installasjon AS | Construction | 2022 |
| Geir Hage Eiendom AS | Real estate | 2023 |
| Geir Hage Holding AS | Water & waste | 2020 |
| Geir J. Dahle AS | Construction | 2012 |
| Gio AS | Wholesale & retail | 2010 |
| Gisle Hoel AS | Construction | 2005 |
| Gisna Eiendom Da | Administrative & support | 2007 |
| Gisna Fritid AS | Real estate | 2023 |
| Gisnali Snekker Service AS | Construction | 2024 |
| Gjesdal Arkitektur AS | Professional & scientific | 2026 |
| Gjevilvassveien SA | Real estate | 1958 |
| Gode Venner AS | Wholesale & retail | 2025 |
| Godkar AS | Administrative & support | 2025 |
| Gorsetekra Installasjon AS | Construction | 2016 |
| Gorsetgrenda Veilag Og Hytteforening SA | Real estate | 2014 |
| Gorsethusa AS | Real estate | 2008 |
| Gro Myran AS | Wholesale & retail | 1992 |
| Grønhøa AS | Real estate | 2018 |
| Grønn Hytteglede AS | Real estate | 2022 |
| Grønset AS | Wholesale & retail | 1981 |
| Grønt Hus AS | Real estate | 2017 |
| H. Rogstad AS | Construction | 2016 |
| H3W Holding AS | Construction | 2020 |
| Haaker Holding AS | Professional & scientific | 2013 |
| Hafella Eiendom AS | Real estate | 2022 |
| Hafella Holding AS | Health & social care | 2021 |
| Hagenbygg AS | Construction | 2011 |
| Hagenbygg Eiendom AS | Construction | 1998 |
| Hallang Invest AS | Administrative & support | 2012 |
| Handlaft AS | Construction | 1996 |
| Hans Røtvei AS | Professional & scientific | 2006 |
| Haugen Gård Leirskole AS | Real estate | 2022 |
| Hawk Solutions AS | Professional & scientific | 2024 |
| HB Transport Og Gjenvinning AS | Water & waste | 2022 |
| Helge Skreen AS | Wholesale & retail | 2007 |
| Helios Holding AS | | 2015 |
| Hero Holding AS | Real estate | 2021 |
| Hevle Eiendom AS | Hospitality | 2006 |
| Hoel & Sønner AS | Construction | 2012 |
| Hoel Eiendom AS | Real estate | 1986 |
| Hoelsæter AS | Agriculture & fishing | 2024 |
| Holda AS | Construction | 2013 |
| Holsmovegen SA | Real estate | 1989 |
| Hovdinntunet AS | Real estate | 2007 |
| Hovem AS | Professional & scientific | 2020 |
| HS Maskinutleie AS | Administrative & support | 2023 |
| HSF Consult AS | Professional & scientific | 2004 |
| Husfliden Oppdal SA | Wholesale & retail | 1956 |
| Husom AS | Real estate | 2022 |
| Hypernor AS | Transport & logistics | 2017 |
| Håkårslia AS | Real estate | 2009 |
| Håndverkstjenester AS | Construction | 2013 |
| Hårstad Bygg Og Naturstein AS | Construction | 2022 |
| Håvardsli Eiendom AS | Real estate | 2013 |
| Høgmoveien AS | Real estate | 2005 |
| Høne Pøne AS | Wholesale & retail | 1995 |