| 4XMO AS | | 2020 |
| 9-2 Invest AS | Real estate | 2025 |
| A B T Holding AS | | 2019 |
| A Bilutleie AS | Administrative & support | 2016 |
| A Madland Holding AS | | 2024 |
| A.H. Invest AS | Financial services | 2007 |
| Aachr AS | | 2023 |
| Aasland Omsorg AS | Health & social care | 2015 |
| Abobaha Maling & Fliser AS | Construction | 2022 |
| Adil AS | Professional & scientific | 2013 |
| Af Investment AS | Financial services | 2014 |
| Ah Drilling Consultancy AS | Professional & scientific | 2005 |
| Alma AS | Construction | 2021 |
| Alpha Applied AS | Professional & scientific | 2026 |
| Alpha Technologies AS | Professional & scientific | 2015 |
| Altea Invest AS | Construction | 2023 |
| Altidoor AS | Construction | 2024 |
| Amazing Frisør AS | Other services | 2015 |
| Amsm Holding AS | Real estate | 2005 |
| Angle Engineering AS | Professional & scientific | 2021 |
| Ans Pema Maskinutleie | Administrative & support | 1987 |
| Arkitektkontoret Iht AS | Professional & scientific | 1993 |
| AS Lodegården | Real estate | 1979 |
| Asbjørn Byberg Eiendom AS | Real estate | 1984 |
| Asml Capital AS | | 2026 |
| Attmæ AS | Administrative & support | 2019 |
| Atv Gården AS | Wholesale & retail | 1996 |
| Atv Og Fritid AS | Other services | 1995 |
| Atys AS | Information & communication | 2013 |
| Autosenteret AS | Other services | 2002 |
| Autoshine Bilpleiesenter AS | Other services | 2022 |
| Avatne Invest AS | Professional & scientific | 2023 |
| Avenir Holding AS | | 2026 |
| Avetti Motor AS | Wholesale & retail | 2011 |
| Axum Invest AS | Real estate | 2013 |
| Baax Bolig AS | Real estate | 2021 |
| Baer AS | Arts & recreation | 2025 |
| Bam Holding AS | Real estate | 2015 |
| Beautybysolveig AS | Other services | 2026 |
| Bell AS | Real estate | 2019 |
| Bella AS | Hospitality | 2025 |
| Bengos AS | Energy | 2021 |
| Berge Hatteland AS | Wholesale & retail | 2000 |
| Bibiche AS | Other services | 2018 |
| Bjordal Simonsen Holding AS | | 2022 |
| Bjorland Maskinering AS | Administrative & support | 2006 |
| Bjørkelund Holding AS | | 2024 |
| BKM AS | | 2019 |
| Blackforge AS | Information & communication | 2026 |
| Blikkstille AS | | 2021 |
| Blomsterkvasten AS | Wholesale & retail | 2010 |
| Blue Bulls AS | Financial services | 2019 |
| Blåtopp Invest AS | Wholesale & retail | 2012 |
| Boa AS | Real estate | 2005 |
| Boliger AS | Real estate | 2013 |
| Boligspesialisten Rogaland AS | Construction | 2024 |
| Bore Beach Club AS | Hospitality | 2021 |
| Bore Eiendommer AS | Real estate | 2025 |
| Bore Service AS | Other services | 2020 |
| Bore Strandcamping AS | Hospitality | 2014 |
| Bore Surf Senter AS | Administrative & support | 2017 |
| Borestranda 455 AS | Real estate | 2022 |
| Borestranda 457 AS | Real estate | 2021 |
| Boretunet AS | Hospitality | 2018 |
| Borlaug Oü | Professional & scientific | 2005 |
| Borsheim AS | Mining & quarrying | 2000 |
| Borsheim Gruppen AS | Mining & quarrying | 2023 |
| Borsheim Holding AS | Professional & scientific | 2023 |
| Bos Regnskap AS | Professional & scientific | 2024 |
| Boye Consulting AS | Information & communication | 2026 |
| Braut Nettstudio AS | Information & communication | 2026 |
| Bromtech Engineering AS | Professional & scientific | 2012 |
| Brotet AS | Construction | 2005 |
| Brotet Eiendom AS | Real estate | 2018 |
| Brotet Invest AS | | 2025 |
| Bruktbil Forus AS | Wholesale & retail | 2013 |
| Bryndiamanten Hjemmel AS | Real estate | 2005 |
| Brynediamanten AS | Real estate | 2004 |
| BSL Bil AS | Transport & logistics | 2024 |
| Bukjor AS | Real estate | 2023 |
| Busolar AS | Construction | 2005 |
| Byberg AS | Manufacturing | 2007 |
| Byberg Elektro AS | Construction | 2016 |
| Byberg Holding AS | Information & communication | 2016 |
| Byberg Klepp AS | Manufacturing | 2007 |
| Byberginvest AS | Construction | 2023 |
| Bygg-Miljø A/S | Wholesale & retail | 1974 |
| Byggmester Myklebust AS | Construction | 2010 |
| Byggmester O a Hodne AS | Construction | 1998 |
| Byggmester Trond Ueland AS | Construction | 2006 |
| Bærheim Service AS | Administrative & support | 2026 |
| Camilla Photography AS | Professional & scientific | 2016 |
| Carstech Electronics AS | Other services | 2017 |
| Cencon AS | Professional & scientific | 2020 |
| Christins AS | Wholesale & retail | 1998 |
| City Outlet AS | Wholesale & retail | 2018 |
| Clip & Styling Frisør AS | Other services | 1997 |
| Coco Bar AS | Hospitality | 2022 |
| Coffee Corner AS | Hospitality | 2020 |
| Comparo AS | Wholesale & retail | 2014 |