| 4640 Søgne SA | Wholesale & retail | 2014 |
| 4640 Øl Og Sider Hus AS | Manufacturing | 2025 |
| A & S Invest AS | Construction | 2020 |
| A Bergh Holding AS | Wholesale & retail | 2020 |
| A Og J Holding AS | Construction | 2018 |
| A. Lossius AS | Construction | 2024 |
| Aa&Aa Eiendom AS | Real estate | 2012 |
| Aamodt Bakke Og Severinsen Eiendom Eiendom Da | Real estate | 1999 |
| Aamodt Rør I Sør AS | Construction | 1999 |
| Aamodt Skog AS | Agriculture & fishing | 2012 |
| Aamodt VVS Eiendom AS | Real estate | 2004 |
| Aasen Eiendom AS | Real estate | 2021 |
| Aasen Holding Eiendom AS | Real estate | 2021 |
| AB Elektrisk AS | Construction | 1991 |
| Abm Service AS | Administrative & support | 2023 |
| Abu AS | Real estate | 2019 |
| Ade Holding AS | Hospitality | 2022 |
| Aderian Invest AS | Education | 2022 |
| Adisa AS | | 2023 |
| Af Tangvall Arena Da | Real estate | 2024 |
| Af-Prosjekt AS | Professional & scientific | 2008 |
| Agder Brannservice AS | Professional & scientific | 2025 |
| Agder Byggprosjektering AS | Professional & scientific | 2023 |
| Agder Båtsenter AS | Manufacturing | 2020 |
| Agder Båtservice AS | Manufacturing | 2011 |
| Agder Eiendom Invest AS | Real estate | 2017 |
| Agder Eiendom Søgne AS | Real estate | 2018 |
| Agder Eiendomsselskap AS | Construction | 2021 |
| Agder Holding AS | Wholesale & retail | 2020 |
| Agder Hus Og Eiendom AS | Real estate | 2009 |
| Agder Invest Søgne AS | Real estate | 2020 |
| Agder Konsert Da | Arts & recreation | 2003 |
| Agder Kystbeitelag SA | Agriculture & fishing | 2012 |
| Agder Lagerutleie AS | Real estate | 2020 |
| Agder Nettskole AS | Education | 2020 |
| Agder Næringsutleie AS | Real estate | 2019 |
| Agder Rørfornying AS | Construction | 2021 |
| Agder Rørspyling AS | Administrative & support | 2014 |
| Agder Takstsenter AS | Professional & scientific | 2015 |
| Agenius AS | Education | 2007 |
| Agmas Invest AS | Professional & scientific | 2023 |
| Agusta 109 AS | Administrative & support | 2014 |
| Airsea AS | Education | 2021 |
| Akstie AS | Manufacturing | 2008 |
| Alarm-Systemer AS | Construction | 2025 |
| Albert & Daniel Commerce Da | Wholesale & retail | 2024 |
| Allcare Solutions AS | Administrative & support | 2024 |
| Allround Athlete Coaching AS | Education | 2022 |
| Allteknikk Sør AS | Wholesale & retail | 2017 |
| Alt Mulig AS | Construction | 2026 |
| Altimal AS | Construction | 2021 |
| Always Cargo AS | Professional & scientific | 2017 |
| Amundsen Hestesko AS | Agriculture & fishing | 2017 |
| And-Pett Drift AS | Real estate | 2025 |
| And-Pett Holding AS | | 2025 |
| Andeshandel AS | Wholesale & retail | 2018 |
| Andøyveien AS | Real estate | 2012 |
| Angus Holding AS | | 2024 |
| Anlegg Og Transport Sør AS | Construction | 2008 |
| Anna Rasmussen AS | Arts & recreation | 2016 |
| Anne Cathrine AS | Arts & recreation | 2019 |
| Ansu AS | Real estate | 2005 |
| Apple Eiendom AS | Real estate | 2025 |
| Apr AS | Professional & scientific | 2022 |
| Aquarius Energy AS | Financial services | 2021 |
| Ar Anlegg AS | Construction | 2023 |
| Ar Anlegg Holding AS | Construction | 2023 |
| Arbeidskraft AS | Administrative & support | 2014 |
| Areal Sør AS | Real estate | 2025 |
| Arena AS | Manufacturing | 1993 |
| Arena Eiendom Lunde AS | Construction | 2011 |
| Arena Holding AS | Real estate | 2005 |
| Aritho Invest AS | Financial services | 2005 |
| Arne Tønnessen AS | | 2024 |
| Aroma Eiendom AS | Real estate | 2011 |
| AS Olsen Fiskeri | Agriculture & fishing | 2016 |
| Askepot Da | Administrative & support | 2013 |
| At Eiendom Sør AS | Real estate | 2019 |
| Auto.Kristiansand.Moto AS | Wholesale & retail | 2026 |
| Autoaligns AS | Information & communication | 2025 |
| Autosett AS | Wholesale & retail | 2003 |
| Avo No AS | Real estate | 2004 |
| B-S Invest AS | Real estate | 2016 |
| Babybanden AS | Wholesale & retail | 2020 |
| Bageriet Hægeland Og Larsen Ans | Manufacturing | 1991 |
| Bakke - Bygg AS | Construction | 2021 |
| Bakke Holding Invest AS | | 2025 |
| Bakkemoen AS | | 2019 |
| Bakken & Øgrey Eiendom AS | Real estate | 2024 |
| Bakken Og Greibesland AS | Administrative & support | 2026 |
| Bakkens VVS AS | Construction | 2011 |
| Bakkevold Invest AS | Construction | 2005 |
| Barstølveien 4 AS | Real estate | 2007 |
| Batalden Holding AS | | 2021 |
| Bbhb Eiendom AS | Real estate | 2021 |
| Bella Bambini AS | Wholesale & retail | 2023 |
| Bellevue 7 AS | Real estate | 2024 |
| Berggren Maskin Og Utleie AS | Construction | 2022 |
| Berkin AS | Transport & logistics | 2021 |
| Berthelsen Bygg AS | Construction | 2020 |