| Byggma Eiendom AS | Real estate | 2021 |
| Byggma Eiendom Lyngdal AS | Real estate | 1995 |
| Byggmester Erik Kåbuland AS | Construction | 2016 |
| Byggmester Erling Eliassen AS | Construction | 2026 |
| Byggmester Høiklev & Almedal AS | Construction | 2026 |
| Byggmester Kevin Berntsen AS | Construction | 2022 |
| Byggmester Knut Inge Larsen AS | Construction | 1993 |
| Byggmester Kvandal AS | Construction | 2020 |
| Byggmester Liane AS | Construction | 2016 |
| Byggmester Lindekleiv AS | Construction | 2025 |
| Byggmester Markussen Tre Og Betong AS | Construction | 2011 |
| Byggmester Ole Gunnar Høiklev AS | Construction | 2021 |
| Byggmester Omdal Og Hagen AS | Construction | 2015 |
| Byggmester Per Nystøl AS | Construction | 2000 |
| Byggmester Per O Ingebretsen AS | Construction | 1996 |
| Byggmester Per Otto Ingebretsen AS | Construction | 2009 |
| Byggmester Skårdal AS | Construction | 2020 |
| Byggmester Terje Øyna AS | Construction | 1992 |
| C-L Holding AS | | 2018 |
| Campe AS | Wholesale & retail | 2024 |
| CARDIO24 AS | Arts & recreation | 2007 |
| Carhub AS | Administrative & support | 2022 |
| Cbirk Eiendom AS | Real estate | 2022 |
| Cbirk Invest AS | Real estate | 2021 |
| CCK Invest AS | Information & communication | 2025 |
| CCK Technologies AS | Information & communication | 2025 |
| Centrum Bil Da | Other services | 1999 |
| CG Glass Vennesla AS | Manufacturing | 2015 |
| CHT Eiendom AS | Real estate | 2007 |
| Cht-Invest AS | Real estate | 2012 |
| Ck-Invest AS | Real estate | 2025 |
| Coloss Bolig AS | Real estate | 2024 |
| Coloss Bygg AS | Construction | 2017 |
| Coloss Eiendom AS | Construction | 2018 |
| Coloss Utvikling AS | Construction | 2017 |
| Crossfit Hunsfos AS | Arts & recreation | 2019 |
| CVJ Invest AS | Real estate | 2009 |
| Dahls Transporttjeneste AS | Transport & logistics | 2024 |
| Dales Invest AS | Professional & scientific | 2018 |
| Dali Capital AS | | 2022 |
| Digitatio AS | Information & communication | 2023 |
| Dirty Girls AS | Arts & recreation | 2017 |
| Dream Car AS | Wholesale & retail | 2022 |
| Drift Lege RG AS | Health & social care | 2024 |
| Drivenes Og Honnemyr Maskin Da | Agriculture & fishing | 2013 |
| Drivenes Pukk AS | Mining & quarrying | 2015 |
| Dronningens Gate 54 AS | Real estate | 2008 |
| Dronningensgade Eiendomsselskab AS | Real estate | 2014 |
| Dronningensgate 38 AS | Real estate | 2013 |
| Drømmekjolen Brudesalong AS | Wholesale & retail | 2016 |
| DWL Invest AS | | 2023 |
| Dykkeoppdrag AS | Agriculture & fishing | 2023 |
| Dynamic Fluid Service AS | Manufacturing | 2020 |
| E. Eliassen Bygg Og Takst AS | Construction | 2009 |
| Efo Holding AS | | 2009 |
| Egelandsaa AS | Real estate | 2005 |
| Eggers Bygg Og Betong AS | Construction | 2021 |
| EH58 Eiendom AS | Real estate | 2021 |
| Eidet Sko AS | Wholesale & retail | 2013 |
| Eiendomsinvest Sør Da | Real estate | 2001 |
| Eiga Holding AS | | 2026 |
| Eikeland Invest AS | Financial services | 2015 |
| Eikelandsbygget AS | Real estate | 2017 |
| Einstabland Invest AS | | 2020 |
| Eivind Eivindson AS | Real estate | 1976 |
| Ekps Holding AS | | 2026 |
| El-Tech Maritime AS | Construction | 2023 |
| Elektrofiks AS | Other services | 2011 |
| Elektrolaget AS | Construction | 2011 |
| Elektrotavler Sør AS | Manufacturing | 2024 |
| Eline Molaug Holding AS | | 2025 |
| Elvira AS | Information & communication | 2026 |
| Eløy Holding AS | | 1990 |
| Em Og Sordal Eiendom AS | Real estate | 2023 |
| Enfia AS | Wholesale & retail | 2023 |
| Entar AS | Information & communication | 2021 |
| Eplehagen Reklame AS | Professional & scientific | 2024 |
| Erma Invest AS | | 2024 |
| Etterisolering Agder AS | Construction | 2016 |
| Evje Og Vennesla Begravelsesbyrå AS | Other services | 1995 |
| F Rosaas Eiendom AS | Real estate | 2001 |
| Fabriken AS | Hospitality | 2015 |
| Favør Holding AS | Wholesale & retail | 2025 |
| Feelme AS | Wholesale & retail | 2021 |
| Feiermester Frank Bertelsen AS | Administrative & support | 2019 |
| Flateland Bygg AS | Construction | 2022 |
| Fopp AS | Education | 2022 |
| Fopp Coaching AS | Education | 2025 |
| Fopp Holding AS | Education | 2021 |
| Formicus Da | Construction | 2003 |
| Formicus Eiendom AS | Real estate | 2015 |
| Fossbekk Utvikling AS | Real estate | 2025 |
| Foto Stine AS | Professional & scientific | 2023 |
| Fram Helse AS | Health & social care | 2018 |
| Fram. AS | Real estate | 2011 |
| Frantzenkraft AS | Education | 2021 |
| Frantzenkraft Holding AS | Education | 2021 |
| Frisklivshelse AS | Health & social care | 2023 |
| FRK. Fryd Styling Da | Professional & scientific | 2024 |
| Fryd Studio AS | Professional & scientific | 2018 |