| Amal Holding AS | Moss | 2021 |
| Amalie Invest AS | Oslo | 2005 |
| Aman Transport AS | Oslo | 2014 |
| Amapola Flyg AB Norwegian Branch Nuf | Se-114 54 Stockholm | 2018 |
| Amar Shipping II AS | Førresfjorden | 2018 |
| Amar Shipping IV AS | Førresfjorden | 2018 |
| Amazing Troms AS | Storslett | 2018 |
| Amc Transport AS | Kløfta | 2013 |
| Amd Langnes AS | Tromsø | 2016 |
| Amedia Trykk Og Distribusjon AS | Kjeller | 2004 |
| Amehsp AS | Trondheim | 2025 |
| Ameri Entreprenør AS | Oslo | 2026 |
| Ami Trans AS | Holmestrand | 1997 |
| Amit Transport AS | Askim | 2020 |
| Aml Transport AS | Lundersæter | 2021 |
| Amlakie Transport AS | Florvåg | 2023 |
| Amma Taxi AS | Fetsund | 2025 |
| Ammoniacarrier AS | Oslo | 2018 |
| Amnor Bergen AS | Ulsteinvik | 2009 |
| Amnor Bergen KS | Ulsteinvik | 2009 |
| Amnor L.L.C. | Galliano La 70354 | 2007 |
| Amoako Budservice Ans | Kokstad | 2001 |
| Amobility AS | Oslo | 2018 |
| Amon Gas Holding AS | Sandefjord | 2022 |
| Amon Maritime AS | Sandefjord | 2019 |
| Amon Prosjekt 1 AS | Sandefjord | 2025 |
| Ams Transport AS | Oslo | 2025 |
| Amundsen Sjøtransport AS | Rubbestadneset | 2021 |
| Amundsen Transport AS | Harstad | 2014 |
| An-Tra Entreprenør AS | Russenes | 2026 |
| Anam Holding AS | Oslo | 2024 |
| Ancaster Geological Services Ltd | Hs1 2Dz Isle Of Lewis | 2010 |
| Anchor Australia AS | Oslo | 2026 |
| Anchor Challenger AS | Oslo | 2026 |
| Anchor Launcher AS | Oslo | 2026 |
| Anchorman AS | Oslo | 2020 |
| Andebu Krantransport AS | Våle | 2014 |
| Anders Eidal Transport AS | Skotselv | 1990 |
| Anders Krog Transport AS | Skjeberg | 2019 |
| Anders Langedrag Transport AS | Revetal | 1994 |
| Anders Maskin & Transport AS | Svolvær | 2020 |
| Andersen & Mørck AS | Gamle Fredrikstad | 2014 |
| Andersen & Mørck Holding AS | Gamle Fredrikstad | 1983 |
| Andersen Airport Service AS | Kopervik | 2012 |
| Andersen Euro Handel SP. Z.O.O. | Pl-75-131 Koszalin | 2021 |
| Andersen Og Dalstrøm Transport AS | Rolvsøy | 2002 |
| Andersen Taxiservice AS | Laukvik | 2025 |
| Andersen Transport Ans | Gressvik | 1988 |
| Andersen Transport AS | Kristiansand S | 2003 |
| Andersen Yachting AS | Kristiansand S | 2024 |
| Andersens Eiendom AS | Oppdal | 2012 |
| Andersons Transport AS | Skei I Jølster | 2022 |
| Andla AS | Våler I Solør | 2024 |
| Andor Busstrafikk AS | Snåsa | 2015 |
| Andoy Horizon AS | Andenes | 2025 |
| Andreas Kristensen Transport AS | Flekkefjord | 2017 |
| Andreassen & Fredheim Maskin AS | Myre | 2023 |
| Andreassen AS | Inderøy | 2015 |
| Andreassen Transport AS | Furnes | 2023 |
| Andsk Transport AS | Son | 2019 |
| Andøy Taxi SA | Andenes | 1993 |
| Andøya Båthavn Ba | Kristiansand S | 1992 |
| Andøya Spaceport AS | Andenes | 2018 |
| Anette Gjerrestad AS | Færvik | 2023 |
| Angel Vip Transport AS | Espa | 2024 |
| Angellbruket AS | Nordnesøya | 1997 |
| Anghel Turbuss AS | Oslo | 2016 |
| Angvik Auto AS | Molde | 2000 |
| Angvik Auto Fortolling AS | Skjetten | 2016 |
| Angvik Auto Holland B.V. Nuf | 2676 Ll Maasdijk | 2012 |
| Angvik Auto Transport BV Nuf | 2876Ll Maasdijk | 2020 |
| Ankermann AS | Slemmestad | 2016 |
| Anlegg Og Veidrift AS | Tuddal | 2025 |
| Anleggsfrakt AS | Råde | 2021 |
| Anne Bro AS | Svolvær | 2006 |
| Anne Tove Sveen AS | Oslo | 1994 |
| Anneberg Transport | 6971 Spjald | 2011 |
| Anneberg Transport Norge AS | Holmestrand | 2011 |
| Anneli Og Morten Transport Ans | Brattholmen | 2005 |
| Anni Logistikk AS | Aremark | 2011 |
| Annèn AS | Hauglandshella | 2005 |
| Anona AS | Skien | 2021 |
| Anona Cargo AS | Skien | 2024 |
| Anona Group AS | Skien | 2023 |
| Anpartsselskabet Af 1.1.2012 | Dk-7330 Brande | 2017 |
| Anraka | Ee-76506 Saue Vald Harjumaa | 2015 |
| Anre Transport AS | Degernes | 2025 |
| Ans Askvoll Sjøtransport | Askvoll | 1989 |
| ANS BIRKELUNDS TRANSPORT Roy og Geir Birkelund | Bøverbru | 1989 |
| Ans Ecureuil LN - Ocd | Kinsarvik | 1988 |
| Ans Ecureuil LN Oca | Kinsarvik | 1988 |
| Ans Lama Ln-Omu | Kinsarvik | 1988 |
| Ans Safe Trans | Gardermoen | 1987 |
| Ans Sagene Parkeringshus | Oslo | 1989 |
| Ans Stavodd | Stavanger | 1982 |
| Ans West Trans | Stadlandet | 1987 |
| Antis Reintransport AS | Karasjok | 2024 |
| Anton Bussreiser AS | Tønsberg | 2019 |
| Anton Bævre Transport AS | Bæverfjord | 2021 |
| Anton Jenssen Transport AS | Mosvik | 1988 |