| Adeko AS | Wholesale & retail | 2013 |
| Alfred Arvesen AS | | 2026 |
| Ar Bygg Service AS | Construction | 2016 |
| Ark Salg Og Utleie AS | Real estate | 2020 |
| Ark Technik AS | Wholesale & retail | 2017 |
| Arnfinn, Kai, Tom Arrangement Service Da | Administrative & support | 1998 |
| Bassenghjelp AS | Arts & recreation | 2025 |
| Beeki AS | Wholesale & retail | 2021 |
| Bergan Drift AS | Construction | 2022 |
| Berganmoen 6 AS | Administrative & support | 2022 |
| Berganmoen AS | Real estate | 2013 |
| Berganmoen Verksted AS | Other services | 2000 |
| BS Traktor Da | Wholesale & retail | 2010 |
| Buskerud & Vestfold Fyringsservice AS | Construction | 2012 |
| Bøe Maskindrift AS | Construction | 2022 |
| Børsemaker Wear AS | Manufacturing | 2014 |
| Eikenes Service & Vedlikehold AS | Manufacturing | 2022 |
| Engelstad Maskin AS | Construction | 2015 |
| Gavelstadveien SA | Real estate | 2017 |
| Gruer Eiendom AS | Real estate | 1998 |
| Gulrotfabrikken AS | Wholesale & retail | 2007 |
| Hannevold Riv & Rensk AS | Construction | 2012 |
| Hara Holding AS | | 2020 |
| Hof Næringspark AS | Real estate | 2021 |
| Holtsdalen AS | | 2020 |
| Honesta Takst AS | Professional & scientific | 2014 |
| Huldras Holding AS | | 2019 |
| Hustuft Eiendom AS | Real estate | 2022 |
| Høyt & Lavt Gruppen AS | Real estate | 2009 |
| Høyt Og Lavt Aktivitets Konsepter AS | Arts & recreation | 2009 |
| Høyt Og Lavt Klatreparker AS | Arts & recreation | 2016 |
| Høyt Under Taket AS | Arts & recreation | 2018 |
| JH Investment AS | Information & communication | 2021 |
| Jke Betong Og Anlegg AS | Construction | 2017 |
| Kapittel to Eiendom AS | Agriculture & fishing | 2008 |
| Kim Steinsholt AS | Construction | 2003 |
| Kjærratunet AS | Hospitality | 2015 |
| Knaskerøtter AS | Agriculture & fishing | 2006 |
| Kobenor Maskin AS | Mining & quarrying | 2019 |
| L.S.T. Hannevold AS | Real estate | 2021 |
| Laagen AS | Hospitality | 2020 |
| Lardal Beitelag SA | Agriculture & fishing | 1970 |
| Lube-On AS | Wholesale & retail | 2017 |
| Lubeconsult AS | Wholesale & retail | 2013 |
| Lågen Fjellsprenging AS | Construction | 1998 |
| Lågen Green Da | Wholesale & retail | 1994 |
| Lågen Grønt AS | Wholesale & retail | 1993 |
| Lågen Gulrot AS | Wholesale & retail | 1986 |
| Lågen Holding AS | | 2026 |
| Lågen Invest AS | Construction | 2005 |
| Lågen Potetpakkeri AS | Agriculture & fishing | 1992 |
| Lågen Skogsdrift AS | Agriculture & fishing | 2026 |
| Lågen Skogsdrift AS | Agriculture & fishing | 2001 |
| Lågendals Pakkeriet AS | Agriculture & fishing | 1977 |
| Lågendalsveien 2633 AS | Real estate | 2022 |
| Maskin & Utleie AS | Construction | 2026 |
| Maskinentreprenør Eikeland AS | Construction | 2023 |
| Maskinentreprenør Ingar Løver AS | Construction | 2017 |
| Melås Holding AS | | 2021 |
| N & S Eiendom AS | Real estate | 2015 |
| Nelson Garden Productions AS | Manufacturing | 1978 |
| NJR Holding AS | | 2020 |
| Nordgardseterveien SA | Real estate | 2019 |
| Novit AS | Wholesale & retail | 2014 |
| Or Investco AS | | 2022 |
| Piperehabilitering Sør-Øst AS | Construction | 2021 |
| Quiche Ferdigretter AS | Hospitality | 2003 |
| Rollercoaster AS | Professional & scientific | 2023 |
| Roos Consulting Da | Education | 2017 |
| Roste Eiendom AS | Real estate | 2021 |
| Roste Invest AS | Mining & quarrying | 2019 |
| RS Trefelling AS | Agriculture & fishing | 2021 |
| Røsholt Maskin AS | Wholesale & retail | 2010 |
| Skogsbilveglaget Berganveien SA | Real estate | 2024 |
| Skogsro AS | Hospitality | 2023 |
| Skogsro Forest Hostel AS | Real estate | 2026 |
| Steinsholt Entreprenør AS | Construction | 2009 |
| Steinsholt Invest AS | | 2005 |
| Steinsholt Utleie AS | Administrative & support | 2017 |
| Steni AS | Manufacturing | 1965 |
| Steni Group AS | Manufacturing | 2013 |
| Steni Holding AS | Manufacturing | 2006 |
| Styrvold Og Eide Vannverk SA | Water & waste | 2021 |
| Styrvoll Gård AS | Real estate | 2024 |
| Styrvoll Landbruksdrift Da | Agriculture & fishing | 2004 |
| Svartangveien SA | Real estate | 1936 |
| Svein Eggar AS | Construction | 2018 |
| Syvertsens Hestetransport AS | Transport & logistics | 2013 |
| Tre & Maskin AS | Construction | 2017 |
| Trebor Holding AS | | 2025 |
| Trollfoss Villmarksopplevelser Ans | Arts & recreation | 2002 |
| Tømrer Martin Langerud AS | Construction | 2014 |
| Tømrer Ove Røsholt AS | Construction | 2021 |
| Villa Svarstad AS | Real estate | 2018 |
| Vindfjell AS | Hospitality | 2000 |
| Wilskow AS | | 2026 |