| 3 Bygg Gausdal AS | Construction | 2010 |
| Aktiv Ukh AS | Administrative & support | 2022 |
| Alpakka Gausdal Bergseng Da | Agriculture & fishing | 2010 |
| Anso Invest AS | Financial services | 2005 |
| Aquawarden AS | Professional & scientific | 2024 |
| Arne Nyheim Rørleggerservice AS | Construction | 1998 |
| Augga Utvikling AS | Information & communication | 2020 |
| Avløserlaget I Lillehammerregionen SA | Agriculture & fishing | 1982 |
| Baklia Stall & Gårdsbarnehage AS | Education | 2020 |
| Baklikjølen Skogsbilveg SA | Real estate | 1959 |
| Baklivegen 1471 AS | | 2026 |
| Bioflytt AS | Agriculture & fishing | 2026 |
| Bjørndalsvollen Eiendom AS | Real estate | 2018 |
| Blester Holding AS | Real estate | 2016 |
| Boligutvikleren AS | Real estate | 2012 |
| Brovold Verksted AS | Other services | 2012 |
| Contre AS | Construction | 2022 |
| E & M Eiendom AS | Real estate | 2022 |
| Einstad AS | Real estate | 2022 |
| Einstad Holding AS | Real estate | 2021 |
| Ek-Ut Holding AS | Administrative & support | 2017 |
| Ekerhaugen Noreng Da | Construction | 1998 |
| Elde Landbruk AS | Agriculture & fishing | 2025 |
| Eløype Holding AS | Financial services | 2016 |
| Enge Capital AS | | 2026 |
| Engeland Agro Da | Agriculture & fishing | 2025 |
| Engeland Gård Da | Agriculture & fishing | 2014 |
| Engjar AS | Real estate | 1990 |
| Eresilbygg AS | Construction | 2021 |
| Erik Stubberud Holding AS | Real estate | 2018 |
| Erik Stubberud Mek.Verksted AS | Manufacturing | 2018 |
| Ernæring Og Helse Da | Education | 2003 |
| Finnbu Holding AS | | 2026 |
| FKT Holding AS | | 2026 |
| Fredriksen Landbruksverksted AS | Wholesale & retail | 2024 |
| Frydens Holding AS | | 2022 |
| Fyksen Maskinstasjon AS | Construction | 2024 |
| G3 Gausdal Treindustrier SA | Manufacturing | 1954 |
| Gartnerhagen Eiendom AS | Real estate | 2015 |
| Gausdal Begravelsesbyrå Ans | Other services | 1993 |
| Gausdal Biogass Da | Professional & scientific | 2023 |
| Gausdal Biogass Eiendom AS | Real estate | 2024 |
| Gausdal Bruksrettslag for Fiske SA | Arts & recreation | 1962 |
| Gausdal Bygg AS | Construction | 2001 |
| Gausdal Drosjesentral Da | Transport & logistics | 1994 |
| Gausdal Eiendomsservice AS | Professional & scientific | 2019 |
| Gausdal Kalk AS | Manufacturing | 1993 |
| Gausdal Mat AS | Manufacturing | 2009 |
| Gausdal Optikk AS | Wholesale & retail | 2008 |
| Gausdal Revisjon AS | | 2021 |
| Gausdal Transport AS | Transport & logistics | 2019 |
| Gausdalsdagen AS | Administrative & support | 2022 |
| Gejo AS | | 2020 |
| Gert Steine Holding AS | Real estate | 2013 |
| Get Rhythm Da | Arts & recreation | 2025 |
| Gryte Samdrift Da | Agriculture & fishing | 1998 |
| Gråtebakken Eiendom AS | Real estate | 2004 |
| Gsi Holding AS | Manufacturing | 1985 |
| Gudmann Agnar Levy | Construction | 2013 |
| Gugu Eiendom AS | Real estate | 2018 |
| Gugu Holding AS | Real estate | 2018 |
| Haslum AS | Real estate | 2020 |
| Hilde Hovsengen Chutko AS | Wholesale & retail | 2002 |
| Holen Samdrift Da | Agriculture & fishing | 2002 |
| Holthaugen Gard AS | Agriculture & fishing | 2022 |
| HV Maskin AS | Construction | 2014 |
| Igt AS | Professional & scientific | 2011 |
| Irri Invest AS | | 2023 |
| Jan Håkon Amlien Invest AS | | 2023 |
| Jojo Eier AS | | 2024 |
| Jordmorvegen 11 AS | Real estate | 2020 |
| K&E Konseptstyring AS | Wholesale & retail | 2007 |
| Karlsen Fargehandel AS | Wholesale & retail | 1996 |
| Killia-Sjøsetervegen SA | Real estate | 2014 |
| Klophus Bygg AS | Construction | 2019 |
| Klophus Holding AS | Wholesale & retail | 2023 |
| Klophus Invest AS | Wholesale & retail | 2023 |
| Kontar AS | Information & communication | 2012 |
| Kontar Holding AS | Real estate | 2015 |
| Kraabøl Invest AS | Real estate | 2018 |
| Kriya Yoga Norge AS | Education | 2024 |
| Lars Medby Holding AS | Real estate | 2005 |
| Leine Maskinservice AS | Construction | 2018 |
| Let Holding AS | Financial services | 2010 |
| Leverandørlag Gausdal Biogass SA | Other services | 2025 |
| Linn Transport AS | Transport & logistics | 2025 |
| Løype Anleggsdrift AS | Construction | 1982 |
| Løype AS | Construction | 2022 |
| Løype Eiendom AS | Real estate | 2024 |
| Løype Maskinutleie AS | Administrative & support | 2023 |
| Maler'N Karlsen AS | Construction | 2008 |
| Medby AS | Construction | 2003 |
| Medby Invest AS | Construction | 2018 |
| Minel Skogvang Installasjon AS | Construction | 1981 |
| Mitobygg AS | Construction | 2021 |
| Musicato AS | Information & communication | 2018 |
| N.C.L Holding AS | Financial services | 2016 |
| N84 Bamse AS | Wholesale & retail | 2023 |
| Nohup AS | Information & communication | 2025 |
| Nordre Einstad Samdrift Ans | Agriculture & fishing | 1996 |