| A-Con AS | Construction | 2014 |
| A-Tre Konsult AS | Professional & scientific | 1998 |
| A74 Invest AS | Real estate | 2021 |
| Ad Navigation AS | Professional & scientific | 2003 |
| Adamsrød Transport Og Vedlikehold AS | Transport & logistics | 2018 |
| Aerobike AS | Professional & scientific | 2021 |
| Akea Eiendom AS | Real estate | 2009 |
| Amigos AS | Arts & recreation | 2014 |
| Andebuveien 10 AS | Real estate | 2016 |
| Andebuveien 21 AS | Real estate | 2020 |
| Andebuveien 67 AS | Real estate | 2020 |
| Andebuveien 74 AS | Real estate | 2005 |
| Andebuveien 76 AS | Real estate | 2017 |
| Anders Ugland Holding AS | | 2023 |
| Andtar Holding AS | | 2024 |
| Aprex AS | Information & communication | 2026 |
| Arkitekton Bygg & Eiendom AS | Professional & scientific | 2022 |
| AS Stensarmen 3 a | Real estate | 2005 |
| Asken AS | | 2020 |
| Askerud Bygg AS | Construction | 2026 |
| At Anlegg AS | Construction | 2017 |
| Atlanta Transport AS | Transport & logistics | 2025 |
| Auksjonen.No AS | Wholesale & retail | 2011 |
| Aulilund Eiendom AS | Real estate | 2004 |
| Autonero AS | Wholesale & retail | 2021 |
| Autonero Holding AS | | 2024 |
| Autonero Select AS | Wholesale & retail | 2026 |
| Avifi AS | Information & communication | 2019 |
| Bakke Eiendom AS | Real estate | 1990 |
| Barkåker Eiendom AS | Real estate | 2012 |
| Bax AS | | 2023 |
| BB Produkter AS | Wholesale & retail | 2003 |
| Bergan Capital AS | | 2026 |
| Bergan Maskinsalg AS | Wholesale & retail | 1994 |
| Bermont Ans | Hospitality | 1989 |
| Bil Og Del AS | Transport & logistics | 2021 |
| Bilhuset Vestfold AS | Wholesale & retail | 2026 |
| Bizziprops AS | Manufacturing | 2025 |
| Bjarøy AS | | 2024 |
| Bjerkås Bygg & Anlegg AS | Construction | 2023 |
| Bjerkås Maskin AS | Construction | 2026 |
| Boatia AS | Wholesale & retail | 2014 |
| Boatia Tønsberg AS | Wholesale & retail | 2024 |
| Bobil & Caravan Tønsberg AS | Wholesale & retail | 2025 |
| Borgeskogen Lager AS | Real estate | 2019 |
| Borgeskogen Øst AS | Real estate | 2016 |
| Borgeskogen Øst Tomt 25 AS | Real estate | 2022 |
| Borgeskogsvingen 10 AS | Real estate | 2019 |
| BR. Widerøe AS | Agriculture & fishing | 2015 |
| Brands Nordic AS | Professional & scientific | 2006 |
| Broen Næringssenter AS | Real estate | 2005 |
| Brygga 65 AS | | 2025 |
| Brygga Forsikring AS | Professional & scientific | 2017 |
| Buskerud Og Vestfold Holding Eiendom AS | Real estate | 2021 |
| Cafb Invest AS | | 2021 |
| Cares AS | Administrative & support | 2016 |
| CCS Trading AS | Wholesale & retail | 2007 |
| Cheema Holding AS | Health & social care | 2017 |
| Constellation Cold Logistics Tønsberg AS | Transport & logistics | 2022 |
| Conturo AS | Professional & scientific | 2022 |
| Coreworks AS | Administrative & support | 2025 |
| CS Byggpartner AS | Construction | 1997 |
| Da-Service Da | Administrative & support | 2007 |
| Dagros Drift AS | Hospitality | 2014 |
| Deif A/S | Wholesale & retail | 1999 |
| Deif Norge AS | Wholesale & retail | 1970 |
| Den Magiske Fabrikken AS | Energy | 2020 |
| Despec Norway AS | Wholesale & retail | 1992 |
| Detiva AS | Professional & scientific | 2019 |
| Digitalt Gull AS | | 2025 |
| Dobbel L AS | Wholesale & retail | 2015 |
| Drew Design AS | Construction | 2014 |
| Drive Byggdrift AS | Real estate | 2022 |
| Drive Eiendom AS | Real estate | 2020 |
| DWN AS | Agriculture & fishing | 2022 |
| Dyretannklinikken AS | Professional & scientific | 2018 |
| Døvikveien 9 AS | Real estate | 2008 |
| Døvleveien 39 AS | Real estate | 2011 |
| Døvleveien 43 AS | Real estate | 2014 |
| E18-SKADESENTER AS | Other services | 2010 |
| Eas-Automation AS | Professional & scientific | 2025 |
| Eb.Spin AS | Real estate | 2019 |
| Edel Bolig AS | Real estate | 2021 |
| Edh Eiendom AS | Real estate | 1962 |
| Edh Utleie AS | Administrative & support | 1999 |
| Egon Invest Da | Real estate | 1994 |
| Eikelund AS | Real estate | 2018 |
| Einar Edh AS | Administrative & support | 2006 |
| Ekeli Sæther AS | Real estate | 2018 |
| Ektvedt AS | Construction | 2006 |
| Elektro 1 Holding AS | Financial services | 2005 |
| Elektro 1 Tønsberg AS | Construction | 2002 |
| Elli Økonomi AS | Professional & scientific | 2026 |
| Emar Eiendom AS | Real estate | 2019 |
| Equator Aircraft AS | Professional & scientific | 2018 |
| Erika Holding AS | Wholesale & retail | 2009 |
| Eriksen Båt & Motor AS | Wholesale & retail | 2022 |
| Eskedal Holding AS | Real estate | 2019 |
| Esteem AS | Wholesale & retail | 2014 |
| Evelon Holding AS | Information & communication | 2020 |