| Downright AS | Sponvika | 2023 |
| DP Technisches Büro Für Elektrotechnik GmbH | At-1200 Vienna | 2018 |
| Dpo Marine Inc | Florida 33027 | 2015 |
| DR DM Ltd. Analysis and Simulation of Societal Dimensions | Sl-1000 Ljubljana | 2011 |
| Dr-Utleie AS | Alta | 2026 |
| Dragalux S.A. | Capellen L-8308 | 2013 |
| Drageide Eiendomstjenester AS | Brattholmen | 2023 |
| Dragland Maskin AS | Lyngdal | 2019 |
| Dragonfly AS | Oslo | 2014 |
| Dragonfly Offshore AS | Oslo | 2025 |
| Drammen Arts Festival Da | Drammen | 2022 |
| Drammen Bilpartner Ans | Drammen | 1994 |
| Drammen Eiendomsdrift AS | Drammen | 2015 |
| Drammen Fasadevask AS | Drammen | 2005 |
| Drammen Fjordpark Invest AS | Oslo | 2003 |
| Drammen Fjordpark KS | Oslo | 2003 |
| Drammen Liftutleie AS | Drammen | 2006 |
| Drammen Offshore Leasing AB Nuf | Se-431 37 Mölndal | 2014 |
| Drammen Renhold AS | Drammen | 2023 |
| Drammen Renholdspartner AS | Krokstadelva | 1999 |
| Drammen Tilhengersenter AS | Solbergelva | 2012 |
| Drammen Trappevask AS | Drammen | 2016 |
| Drammen Vaktmesterkompani AS | Drammen | 2019 |
| Dramtorp Maskinlag Da | Rakkestad | 2011 |
| Drangsholt AS | Birkeland | 2026 |
| Dream Broker Norge | Se-113 21 Stockholm | 2022 |
| Dream Clean AS | Nøtterøy | 2012 |
| Dream Company AS | Laksevåg | 2022 |
| Dream Philippines Tours AS | Oslo | 2024 |
| Dream Tour Aps Nuf | Dk-2620 Albertslund | 2026 |
| Dreams Construction AS | Porsgrunn | 2024 |
| Dreams Holding AS | Vassøy | 2023 |
| Dreamweaver Productions AS | Mjåvatn | 2016 |
| Dreamwork Innovation AS | Oslo | 2020 |
| Dreamwork Retail AS | Oslo | 2018 |
| Dreamwork Solutions AS | Oslo | 2010 |
| Dreamwork Talents AS | Oslo | 2013 |
| Dreier Drift AS | Færvik | 2024 |
| Dreimann Holding AS | Odda | 2023 |
| Dreimann Renhold AS | Odda | 2023 |
| Drevent AS | Drammen | 2018 |
| DRH Travels AS | Trondheim | 2023 |
| Drift & Design AS | Ski | 2025 |
| Drift & Industriservice AS | Klæbu | 2026 |
| Drift & Vedlikehold AS | Søgne | 2018 |
| Drift 24/7 AS | Oslo | 2017 |
| Drift Advokathjørnet AS | Lyngdal | 2019 |
| Drift H91 AS | Porsgrunn | 2018 |
| Drift I Sør AS | Søgne | 2012 |
| Drift Og Eiendomsforvaltning AS | Bergen | 2003 |
| Drift Og Vedlikehold Sør AS | Kristiansand S | 2025 |
| Drift Oss AS | Trondheim | 2020 |
| Drift Partner AS | Oslo | 2024 |
| Drift Sør AS | Kristiansand S | 2020 |
| Drift Sør Gruppen AS | Kristiansand S | 2020 |
| Drift- Og Vedlikeholdsservice Sogn AS | Sogndal | 2017 |
| Drift.No AS | Nøtterøy | 2013 |
| Driftig Eiendomsservice AS | Oslo | 2023 |
| Drifting AS | Oslo | 2026 |
| Driftinor AS | Alta | 2017 |
| Drifts Og Vedlikeholdsprodukter Norge AS | Lierstranda | 1998 |
| Driftsa AS | Voss | 2026 |
| Driftsbygg AS | Vestby | 2020 |
| Driftscompagniet FM AS | Billingstad | 1995 |
| Driftsgutta AS | Stokke | 2016 |
| Driftsgutta Drammen AS | Lier | 2024 |
| Driftshjelp AS | Oslo | 2019 |
| Driftskompaniet AS | Trondheim | 2026 |
| Driftsselskapet AS | Oslo | 2001 |
| Driftstjenester AS | Flateby | 2020 |
| Driftstorget AS | Storjorda I Tysfjorden | 2021 |
| Drill Accounting Limited | Aberdeen Ab15 9Sb Scotland | 2014 |
| Drill Cuttings Solutions AS | Sola | 2010 |
| Drilling Consultancy Limited | Coventry Cv5 6Ew England | 2020 |
| Drillmar Resources Ltd | Ab51 5No Inverurie Scotland | 2009 |
| Drilltech Pro KFT | 1223 Budapest | 2006 |
| Dripdrop Norway Nuf | Dk-8000 Aarhus C | 2021 |
| Dripfiske AS | Balestrand | 2021 |
| Driscol Realtors AS | Oslo | 2025 |
| Driv Rekruttering Og Rådgivning AS | Moss | 2023 |
| Drivalia Lease Norge AS | Stabekk | 1993 |
| Driveauto AS | Kløfta | 2022 |
| Driveaway AS | Lillestrøm | 2025 |
| Driveclub Norge AS | Sola | 2019 |
| Drivee AS | Stavanger | 2026 |
| Driverent AS | Tønsberg | 2013 |
| Drivernet Da | Bodø | 2016 |
| Driving AS | Tananger | 2025 |
| DRK Service AS | Reistad | 2013 |
| DRL Holding AS | Kristiansand S | 2017 |
| Dronekompaniet AS | Oslo | 2026 |
| Dronevask AS | Lillestrøm | 2024 |
| Dronningen Drift AS | Oslo | 2021 |
| Drops AS | Oslo | 2021 |
| Drotninghaug Skogsvegar SA | Straumgjerde | 2004 |
| Druck Limited | Groby Leicester Le 6 Ofh | 2012 |
| Drumferlin Limited | Middlesex Ha8 7Eb England | 2020 |
| Dry Hire AS | Sørum | 2014 |
| Dryhire AS | Oslo | 2025 |
| Dråpen Fjordbad AS | Namsos | 2021 |