| Drammen Kombinasjonseiendom I AS | Real estate | 2011 |
| Drammen Nevroklinikk AS | Health & social care | 2019 |
| Drammen Offentlig Eiendom AS | Real estate | 2024 |
| Drammen Omsorgseiendom Invest AS | Real estate | 2021 |
| Drammen Stasjon A1 AS | Real estate | 2017 |
| Drammen Stasjon A3 AS | Real estate | 2017 |
| Drammen Stasjon Hotell AS | Real estate | 2015 |
| Drammen Utvikling AS | Real estate | 2003 |
| Drammens Auto AS | Real estate | 1989 |
| Drammensv 103C AS | Real estate | 2024 |
| Drammensveien 116 AS | Real estate | 1972 |
| Drammensveien 123 AS | Real estate | 1998 |
| Drammensveien 126 Ans | Real estate | 1987 |
| Drammensveien 126 to Ans | Real estate | 2006 |
| Drammensveien 127 Ans | Real estate | 1972 |
| Drammensveien 130 Bygning 9 AS | Real estate | 2011 |
| Drammensveien 130 Seksjon 2 Da | Real estate | 2008 |
| Drammensveien 131 AS | Real estate | 2014 |
| Drammensveien 133 AS | Real estate | 2001 |
| Drammensveien 133 Da | Real estate | 1949 |
| Drammensveien 133 KS | Real estate | 2001 |
| Drammensveien 134 AS | Real estate | 2015 |
| Drammensveien 134 P-Hus AS | Real estate | 2006 |
| Drammensveien 134 Utearealer AS | Real estate | 2006 |
| Drammensveien 149 AS | Manufacturing | 2003 |
| Drammensveien 151 AS | Real estate | 2016 |
| Drammensveien 159 AS | Real estate | 2013 |
| Drammensveien 161 AS | Real estate | 2024 |
| Drammensveien 200 AS | Real estate | 2013 |
| Drammensveien 207 AS | Real estate | 2024 |
| Drammensveien 277 AS | Real estate | 2011 |
| Drammensveien 288 AS | Real estate | 2008 |
| Drammensveien 35 AS | Real estate | 2006 |
| Drammensveien 44 AS | Real estate | 1974 |
| Drammensveien 49 AS | Real estate | 2003 |
| Drammensveien 6 AS | Real estate | 2004 |
| Drammensveien 60 AS | Real estate | 2007 |
| Drammensveien 64 a Eiendom AS | Real estate | 1998 |
| Drammensveien 64 AS | Real estate | 2005 |
| Drammensveien 65 AS | Real estate | 2003 |
| Drammensveien 82 AS | Real estate | 2006 |
| Drammensveien 82 D AS | Real estate | 1931 |
| Drammensveien 85 Kongsberg AS | Real estate | 2015 |
| Drammensveien Eiendom AS | Real estate | 2007 |
| Drange & Rønne AS | Real estate | 2024 |
| Drangen Consulting AS | Information & communication | 2024 |
| Drangsholt Invest AS | | 2025 |
| Drangsland Invest AS | | 2025 |
| Drangsland Kapital AS | Manufacturing | 2021 |
| Drangsvann Holding AS | Real estate | 2016 |
| Dranqolli Dagligvare AS | Wholesale & retail | 2026 |
| Drape Beauty AS | Wholesale & retail | 2025 |
| Drathaar Kapital AS | Real estate | 2018 |
| Draugen Ans | | 1993 |
| Drauger AS | Wholesale & retail | 2026 |
| Draum AS | Information & communication | 2023 |
| Draumr AS | Professional & scientific | 2026 |
| Draumur AS | Professional & scientific | 2021 |
| Draupne Bulk AS | | 2022 |
| Draupner Invest Limited Nuf | | 2011 |
| Draupner Investeringer AS | Real estate | 2017 |
| Draupner Kvadrat AS | | 2025 |
| DRB Regnskap AS | Professional & scientific | 2008 |
| Dre Holding AS | | 2019 |
| Dream Factory Nordic AS | Arts & recreation | 1986 |
| Dream Factory Studios Da | Arts & recreation | 2005 |
| Dream Invest AS | Financial services | 1999 |
| Dream Philippines Tours AS | Administrative & support | 2024 |
| Dream Project AS | Professional & scientific | 2019 |
| Dream Selskapslokaler AS | Real estate | 2017 |
| Dream Team Trafikkskole AS | Education | 2023 |
| Dreamhousecollect AS | Wholesale & retail | 2026 |
| Dreamroom AS | Arts & recreation | 2012 |
| Dreamscape AS | Arts & recreation | 2023 |
| Dreamskin AS | Health & social care | 2023 |
| Dreamvisions AS | Education | 2016 |
| Dreamwork Academy AS | Education | 2023 |
| Dreamwork Group AS | Professional & scientific | 2025 |
| Dreamwork Innovation AS | Administrative & support | 2020 |
| Dreamwork Retail AS | Administrative & support | 2018 |
| Dreamwork Solutions AS | Administrative & support | 2010 |
| Dreamwork Talents AS | Administrative & support | 2013 |
| Dreamwork Topco AS | Professional & scientific | 2025 |
| Dredging International | Professional & scientific | 2011 |
| Drega AS | Real estate | 1992 |
| Dreiemoment AS | Information & communication | 2012 |
| Dreifa Management AS | Professional & scientific | 2016 |
| Dreiklang AS | | 2026 |
| Drem Invest AS | Real estate | 2014 |
| Drenerings Spesialisten AS | Construction | 2025 |
| Dreng Utvikling AS | | 2019 |
| Drengsrudbekken 4 AS | Real estate | 2005 |
| Drengsrudhagen AS | Real estate | 2011 |
| Drengsrudhagen Eiendom AS | Real estate | 2011 |
| Dreson Holding AS | | 2025 |
| Drev AS | | 2023 |
| Dreven AS | Construction | 2022 |
| Drevlin Holding AS | Professional & scientific | 2021 |
| Drevlin Invest AS | Professional & scientific | 2021 |
| Drexciya AS | Information & communication | 2016 |