| Montech Services AS | Manufacturing | 2023 |
| Motorkondensator AS | Wholesale & retail | 2023 |
| Musekollveien Skogveisamvirkeforetak SA | Agriculture & fishing | 1969 |
| Nilsenholt Service AS | Administrative & support | 2025 |
| Nok Veggies AS | Wholesale & retail | 2020 |
| Noko AS | Information & communication | 2004 |
| Norcars AS | Other services | 2026 |
| Nordic Fam AS | Administrative & support | 2019 |
| Nordkvelde Maskin AS | Construction | 1994 |
| Nordkvelde Maskinlag SA | Wholesale & retail | 1962 |
| Nordkvelde Og Furulund Jordvannin SA | Agriculture & fishing | 1976 |
| Odberg Jordvanning SA | Water & waste | 1976 |
| Odberg Kraftlag AS | Energy | 2011 |
| Ole Henry AS | Arts & recreation | 2021 |
| Pisom AS | Financial services | 2005 |
| Raptor Survey AS | Professional & scientific | 2022 |
| Rigg Og Kran AS | Manufacturing | 2025 |
| Ryesgate 26 AS | Real estate | 2006 |
| Rørleggermester Mangelrød AS | Construction | 2021 |
| Salismar AS | Agriculture & fishing | 2019 |
| Secale AS | Administrative & support | 2022 |
| Seltek AS | Manufacturing | 2018 |
| Sjap AS | Real estate | 2016 |
| Sjøblom Motorutvikling AS | Wholesale & retail | 2023 |
| Skagerak Maleservice AS | Construction | 2026 |
| SKM Nordic AS | Real estate | 2021 |
| Snekker-Kompis AS | Construction | 2023 |
| Solantra Holding AS | | 2022 |
| Solberg Torgersen Invest AS | Education | 2020 |
| Solkarolines AS | Arts & recreation | 2023 |
| Ståle Hellenes AS | Agriculture & fishing | 2021 |
| Sundet Transport & Graving AS | Transport & logistics | 2008 |
| Svein H Brathagen AS | Construction | 1988 |
| Søndre Odberg AS | Financial services | 2018 |
| Takpartner AS | Wholesale & retail | 2026 |
| Tanum Bygg AS | Construction | 2020 |
| Terje Auby Transport Og Trelast AS | Transport & logistics | 2012 |
| Thunberg Invest AS | Real estate | 1988 |
| Traeland AS | Education | 2023 |
| Trekonsulenten AS | Manufacturing | 2026 |
| TRP Holding AS | Real estate | 2012 |
| Unisoft AS | Information & communication | 2022 |
| Ven Eiendom AS | Real estate | 1993 |
| Vestfold Gulvservice AS | Construction | 2019 |
| Vestfold Og Telemark Regnskapskontor Da | Professional & scientific | 2004 |
| Vestrum Holding AS | | 2024 |
| Vinterstua AS | Agriculture & fishing | 2012 |
| VT Bygg Og Eiendoms Tjenester AS | Administrative & support | 2023 |
| Vtgraving AS | Construction | 2020 |
| Wierød Maskin AS | Construction | 2015 |
| Wirgenes Gulrot AS | Agriculture & fishing | 2013 |
| Wirgenes Invest AS | | 2025 |
| X-Mist Scandinavia AS | Wholesale & retail | 2021 |
| Yngve Hogstad AS | Administrative & support | 1986 |
| Øyen Landbruk Holding AS | | 2026 |
| Øyen Samdrift AS | Agriculture & fishing | 2026 |
| Øystein Kvisla Transport AS | Transport & logistics | 2014 |