| Bruli Revisjon AS | Professional & scientific | 2005 |
| Brødrene Ellingsen AS | Construction | 2000 |
| Brødrene Ellingsen Eiendom AS | Real estate | 2016 |
| Brødrene Søyland AS | Wholesale & retail | 1990 |
| Byrkjedal Invest AS | Real estate | 2007 |
| Bå Eiendom AS | Construction | 2014 |
| Bå Holding AS | Construction | 2013 |
| Bøckman Invest AS | Financial services | 2013 |
| C Liestøl AS | Hospitality | 2013 |
| Camelot AS | Other services | 1965 |
| Canit Holding AS | Financial services | 2013 |
| Carter Service AS | Manufacturing | 2025 |
| Casa AS | Real estate | 1978 |
| CDC Eiendom AS | Real estate | 2010 |
| Central Bybryggeri AS | Manufacturing | 2018 |
| Centrall AS | Real estate | 2026 |
| Chalita AS | Hospitality | 2013 |
| Chandraveer AS | Hospitality | 2025 |
| Che Invest AS | Professional & scientific | 2014 |
| Citadelle AS | Real estate | 1983 |
| Complete Holding AS | | 2025 |
| Concettina AS | Real estate | 2011 |
| Containertech Holding AS | Manufacturing | 2022 |
| Contos AS | Information & communication | 2022 |
| Cosmo-Frisør AS | Other services | 2009 |
| Countryside AS | Arts & recreation | 2013 |
| Dahab AS | Transport & logistics | 2020 |
| Dan Svege AS | Construction | 2008 |
| Dani Capital AS | | 2026 |
| Daniele Souza Salong AS | Other services | 2018 |
| Dannevika AS | Real estate | 2006 |
| Delo Eiendom AS | Real estate | 2009 |
| Diversen Søm & Design Ans | Manufacturing | 1996 |
| Djuvik Entreprenør Service AS | Professional & scientific | 2022 |
| DMB AS | Transport & logistics | 2021 |
| DPG Holding AS | Financial services | 2011 |
| DR Eliza Shah AS | Health & social care | 2026 |
| Drangeid 2C AS | Real estate | 2022 |
| Drangeid 4 AS | Real estate | 1972 |
| Drangeid Antirust Da | Other services | 1997 |
| Drangeid Eiendom AS | Real estate | 2025 |
| Drangeid Holding AS | | 2025 |
| Drangeid Mek Verksted AS | Manufacturing | 2025 |
| Drangeid Næringspark AS | Real estate | 2012 |
| Drangeid Plast AS | Manufacturing | 2002 |
| Drømmehagen Sør AS | Wholesale & retail | 2022 |
| DVG Husebø AS | Real estate | 2012 |
| Dyrenes Lavpris Flekkefjord Ans | Wholesale & retail | 1995 |
| Dyrli Rør AS | Construction | 1997 |
| E Furu AS | Construction | 2022 |
| E-Boiler Invent AS | Professional & scientific | 2020 |
| Egdastrek AS | Professional & scientific | 1993 |
| Egenes Brannteknikk AS | Manufacturing | 1993 |
| Egenes Camping Drift AS | Hospitality | 2004 |
| Egenes Holding AS | Manufacturing | 2002 |
| Egenes Utleie AS | Administrative & support | 2014 |
| Eh Bilsenter AS | Other services | 1986 |
| Eh Eiendom AS | Real estate | 2013 |
| Ehs Selvvask AS | Other services | 2025 |
| Eiendom Kvinesdal/Flekkefjord AS | Real estate | 2025 |
| Eierskapet AS | Manufacturing | 2005 |
| Eiketreet Leker AS | Wholesale & retail | 2024 |
| El - Automation AS | Construction | 2015 |
| Elcavator AS | Professional & scientific | 2020 |
| Eldr Foods AS | Hospitality | 2021 |
| Elektroinstallatør Lilledrange & Nesvold AS | Construction | 2018 |
| Elo Eiendom AS | Real estate | 1998 |
| Elvegaten 16 AS | Real estate | 1984 |
| Elvegaten 22 AS | Hospitality | 1990 |
| Elven AS | Hospitality | 2024 |
| Elvepromenaden AS | Hospitality | 2021 |
| Emidbøe Holding AS | | 2023 |
| Enblock Eiendom AS | Real estate | 2006 |
| Enblock Holding AS | Real estate | 2008 |
| Energain AS | Wholesale & retail | 2026 |
| Engvald Hansens Vei 4 AS | Real estate | 2024 |
| Eor Holding AS | | 2025 |
| Erv Teknikk Flekkefjord AS | Professional & scientific | 2024 |
| Esap Holding AS | | 2025 |
| Euro Rally AS | Administrative & support | 2015 |
| Extract AS | Professional & scientific | 2012 |
| F Sigbjørnsen Transport AS | Transport & logistics | 2013 |
| F.T Utvikling AS | Real estate | 1998 |
| Fabrikkgården AS | Real estate | 2019 |
| Fabrikkgården Fysioterapi AS | Real estate | 2020 |
| Fangsten Holding AS | Real estate | 2018 |
| Far Seafood AS | Manufacturing | 2018 |
| Fecreate AS | Manufacturing | 2024 |
| Feko AS | Construction | 2017 |
| Fiskernes AS | Real estate | 1989 |
| Fjord Service Flekkefjord AS | Agriculture & fishing | 2018 |
| Fjord-Holding AS | Agriculture & fishing | 2018 |
| Fjordbuen AS | Agriculture & fishing | 2017 |
| Fjordservice Teinefisk AS | Agriculture & fishing | 2017 |
| Fjordtech Flekkefjord AS | Information & communication | 2017 |
| Flekkefjord Beitelag Ba | Agriculture & fishing | 1994 |
| Flekkefjord Bilpleie AS | Other services | 2018 |
| Flekkefjord Bilrekvisita Ans | Wholesale & retail | 2005 |
| Flekkefjord Bygg AS | Construction | 2015 |
| Flekkefjord Bygg Og Anlegg AS | Construction | 2024 |