| 1816 Invest AS | | 2025 |
| 3 Søs 3 Ans | Real estate | 2004 |
| 4X Mørk AS | Agriculture & fishing | 2024 |
| Abe Boring Holding AS | Wholesale & retail | 2023 |
| Ake Eiendom AS | Real estate | 2001 |
| Allkon Din PC Ans | Other services | 2003 |
| Alt Om Smak AS | Professional & scientific | 2021 |
| Amaora AS | | 2025 |
| Amundsen Takst Og Tilstandsanalyse AS | Real estate | 2022 |
| Anleggsgartner Morten Borger AS | Administrative & support | 2002 |
| Apalveien 9C AS | Real estate | 2017 |
| Aqua Fontener AS | Construction | 1987 |
| BB Ventilasjon AS | Construction | 2023 |
| Belysning AS | Wholesale & retail | 2018 |
| Berg-Domaas Eiendom AS | Real estate | 2025 |
| Bergsjø Holding AS | | 2023 |
| Berli Holding AS | | 2023 |
| Betonginfra AS | Wholesale & retail | 2019 |
| Big AS | Construction | 2017 |
| Bilcentralen AS | Wholesale & retail | 2022 |
| Bildelenett AS | Wholesale & retail | 2000 |
| Bjørklund Skiptvet AS | Real estate | 2026 |
| Blåvann VVS AS | Construction | 2025 |
| Borgenbygg Eiendom AS | Real estate | 2021 |
| Borgenbygg Holding AS | Real estate | 2021 |
| Brandus AS | Professional & scientific | 2026 |
| Bro El-Installasjon AS | Construction | 2024 |
| Bro Invest Holding AS | | 2025 |
| Brosmund Invest AS | | 2022 |
| Bråtenes Hestesenter Da | Agriculture & fishing | 1996 |
| Byggentreprenør 1 AS | Construction | 2009 |
| Byggmester Svenn a Enersen AS | Construction | 2013 |
| Bærum Veivedlikeholds Maskiner AS | Construction | 2008 |
| Cais Holding AS | Real estate | 2019 |
| Center Takst & Prosjekt AS | Professional & scientific | 2012 |
| CF Maskin AS | Wholesale & retail | 1988 |
| Cura Omsorgstjenester AS | Health & social care | 2022 |
| Dahl Byggservice Skiptvet AS | Construction | 2020 |
| Damm Invest AS | Real estate | 2005 |
| Designpeis AS | Construction | 2012 |
| Dillerud Anlegg AS | Construction | 2012 |
| Din Verden Fredrikstad AS | Hospitality | 2022 |
| Duft Parfyme AS | Wholesale & retail | 2017 |
| Duroc AS | Agriculture & fishing | 2017 |
| Eiendomsforvandling AS | Construction | 2014 |
| Enersen Eiendom AS | Real estate | 2015 |
| English Rose AS | Professional & scientific | 2018 |
| Ensols Holding AS | Administrative & support | 2025 |
| Espelid Ventilasjon Service AS | Construction | 2013 |
| Eve AS | Wholesale & retail | 2021 |
| Falkensten Holding AS | | 2026 |
| Flipu AS | Construction | 2024 |
| Forest Innvest AS | | 2023 |
| Fossen AS | Real estate | 2022 |
| Fot & Helse Klinikken AS | Health & social care | 2021 |
| Fredheim Utleie Da | Real estate | 2005 |
| Fredriksen Bygg & Fug AS | Construction | 2023 |
| Frode Stensby Biltaksering AS | Professional & scientific | 2014 |
| Frøland VVS AS | Construction | 2006 |
| Fø LMT AS | Administrative & support | 2017 |
| Garasjespesialisten AS | Professional & scientific | 2020 |
| Gaute Remme Holding AS | | 2020 |
| Gf-Anlegg Gjermund Frorud AS | Construction | 2013 |
| Glimmerveien Eiendom AS | Real estate | 2011 |
| Gneisveien 12 Eiendom AS | Real estate | 2022 |
| Grauphaugen Holding AS | | 2024 |
| GS Tjenester AS | Construction | 2012 |
| Gårdsbruk Øie Og Korsviken Da | Agriculture & fishing | 1995 |
| H Schie Holding AS | | 2022 |
| H W Blikk & Ventilasjon AS | Construction | 1995 |
| Hampshire AS | Agriculture & fishing | 1998 |
| Heliveien Eiendom AS | Real estate | 2022 |
| Hestehoven Gårdsbarnehage AS | Education | 2011 |
| Hjalmar Holding AS | Information & communication | 2013 |
| Holding House AS | Professional & scientific | 2024 |
| Hurra Holding AS | | 2026 |
| Huth&Engebretsen Eiendom AS | Real estate | 2025 |
| Ilebakke Holding AS | | 2018 |
| Infonor Kompetanse AS | Wholesale & retail | 1990 |
| IT Elektro AS | Construction | 2021 |
| IT Vest AS | Information & communication | 2014 |
| Johansen Prosjektmontasje AS | Construction | 2003 |
| Johnsen El-Installasjon AS | Construction | 2020 |
| Karlsrud Betongpumping AS | Construction | 1986 |
| Karlsrud Holdingselskap AS | Construction | 2005 |
| Kimsim AS | Construction | 2017 |
| Kjempen for & Utstyr Da | Wholesale & retail | 1994 |
| Kjernsbekk AS | Construction | 2003 |
| Kjernsbekk Svendsen AS | Financial services | 2014 |
| Kleppa Media AS | Information & communication | 2022 |
| Kreativ Kasteball AS | Real estate | 2025 |
| KSC Invest AS | Professional & scientific | 2018 |
| KSR Maskin AS | Professional & scientific | 2013 |
| Landbrukspartner AS | Professional & scientific | 2025 |
| Landmåler Ruud Skiptvet AS | Professional & scientific | 2020 |
| Langli Bygg-Blikk & Vedlikehold AS | Construction | 2002 |
| Langli Landbruk AS | Agriculture & fishing | 2017 |
| Lars Erik Sørlie Holding AS | Administrative & support | 2012 |
| Lauritzen Håndverkstjenester AS | Administrative & support | 2020 |
| Lexion AS | Real estate | 2002 |