| Jens Restaurant AS | Bergen | 2021 |
| Jensen Farm AS | Gratangen | 2015 |
| Jensen Investeringsselskap AS | Egersund | 2005 |
| Jensens Bøfhus AS | Oslo | 2011 |
| Jenssen Bertheussen Holding Ans | Moss | 1997 |
| Jentan På Båly AS | Lindesnes | 2005 |
| Jenter Fra Bergen AS | Godvik | 2010 |
| Jeppes Holding AS | Kongsberg | 1997 |
| Jepsen Holding AS | Sveio | 2021 |
| Jergul Astu AS | Karasjok | 1996 |
| Jergul Eiendom AS | Karasjok | 1996 |
| Jernbane Grill AS | Askim | 2025 |
| Jernbanecaféen AS | Narvik | 2022 |
| Jerome & Brit Catering Ans | Trondheim | 2002 |
| Jerome Lacoste AS | Oslo | 2019 |
| Jervell Gjestehus AS | Ålesund | 2020 |
| Jessheim Grill Og Curry AS | Jessheim | 2015 |
| Jessheim Org AS | Jessheim | 2008 |
| Jessheim Pizza AS | Jessheim | 2004 |
| Jessheim Pizza Og Kebab AS | Jessheim | 2021 |
| Jessheim Takeaway AS | Jessheim | 2010 |
| Jet Kantinedrift AS | Fåberg | 2020 |
| Jettehuset B&B AS | Sleneset | 2025 |
| Jevan Butikkdrift AS | Kristiansand S | 2021 |
| Jeveel Nuf | Nl-1795 Kn De Cocksdorp | 2022 |
| Jewel AS | Oslo | 2022 |
| Jewel of India AS | Oslo | 2005 |
| Jfb-Holding AS | Moelv | 2022 |
| Jfloftet AS | Grimstad | 2021 |
| JGL AS | Kløfta | 2014 |
| Ji & Ji AS | Sandnes | 2022 |
| Jia AS | Oslo | 2015 |
| Jia Investment | Kristiansand S | 2019 |
| Jiangsu AS | Larvik | 2023 |
| Jibben Bar Og Scene AS | Måløy | 2023 |
| Jinyuan AS | Oslo | 2012 |
| Jiwa Holding AS | Fredrikstad | 2023 |
| JJM Holding AS | Fredrikstad | 2022 |
| JM Gruppe AS | Frogner | 2020 |
| JM Utleie AS | Ask | 2025 |
| JMC Virksomhet AS | Horten | 2023 |
| JMG Eiendom AS | Laksevåg | 2021 |
| JMH Holding AS | Stakkvik | 2016 |
| JMR Support AS | Oslo | 2025 |
| JN Nordbø AS | Sauda | 2019 |
| Jnhs 27 AS | Oslo | 2025 |
| Joak AS | Egersund | 2024 |
| Joanso Da | Levanger | 2001 |
| Jobela AS | Elgå | 2021 |
| Jodam AS | Ski | 2025 |
| Jodam Drøbak AS | Drøbak | 2008 |
| Joder Holding AS | Oslo | 2022 |
| Joe & the Juice Norge AS | Oslo | 2013 |
| Johe Invest AS | Gamle Fredrikstad | 2014 |
| John B AS | Hamar | 2020 |
| John Simonsen Holding AS | Arendal | 2005 |
| Johnny's Pizza & Burger AS | Oslo | 2026 |
| Johnnys Pizza AS | Fredrikstad | 2018 |
| Johns Bar AS | Kristiansand S | 2005 |
| Johnsgård Turistsenter AS | Sømådalen | 1998 |
| Johs Snekkerservice AS | Flekkerøy | 2024 |
| Joker Pizza AS | Tananger | 2025 |
| Jokern AS | Bardufoss | 1987 |
| Jokern Setermoen AS | Bardu | 2019 |
| Jomfruland Camping AS | Jomfruland | 2010 |
| Jona Brynildsrud & Døtre AS | Moss | 2023 |
| Jonathan Consulting AS | Sandnes | 2017 |
| Jonathan Tjuvholmen AS | Oslo | 2017 |
| Jonbrygga AS | Sørarnøy | 2015 |
| Jondal Hotell AS | Jondal | 2020 |
| Jondal Matkanten & Catering AS | Jondal | 2009 |
| Jonells Pizza Og Bar AS | Son | 2025 |
| Jonells Pizza Og Grill AS | Drøbak | 2025 |
| Jonsknuten Da | Kongsberg | 2007 |
| Jor AS | Narvik | 2025 |
| Jorda Rundt AS | Oslo | 2023 |
| Jordal Haveli AS | Oslo | 2018 |
| Jordbær Familien AS | Drøbak | 2025 |
| Jordbærpikene Arena AS | Arendal | 2013 |
| Jordbærpikene Bergen Storsenter AS | Bergen | 2022 |
| Jordbærpikene Borg AS | Sarpsborg | 2008 |
| Jordbærpikene Bryne AS | Bryne | 2013 |
| Jordbærpikene Buskerud AS | Krokstadelva | 2016 |
| Jordbærpikene Byhaven AS | Trondheim | 1998 |
| Jordbærpikene Byporten AS | Oslo | 2025 |
| Jordbærpikene City Nord AS | Bodø | 2016 |
| Jordbærpikene Gulskogen AS | Drammen | 2011 |
| Jordbærpikene Hamar AS | Hamar | 2014 |
| Jordbærpikene Jekta AS | Tromsø | 2012 |
| Jordbærpikene Jessheim AS | Jessheim | 2008 |
| Jordbærpikene Jærhagen AS | Kleppe | 2019 |
| Jordbærpikene Kanebogen AS | Harstad | 2017 |
| Jordbærpikene Kvadrat AS | Sandnes | 2023 |
| Jordbærpikene Lade AS | Trondheim | 2013 |
| Jordbærpikene Lagunen AS | Rådal | 2018 |
| Jordbærpikene Lambertseter AS | Oslo | 2010 |
| Jordbærpikene Leangen AS | Trondheim | 2008 |
| Jordbærpikene Levanger AS | Levanger | 2012 |
| Jordbærpikene Lofoten AS | Leknes | 2019 |
| Jordbærpikene Lørenskog AS | Lørenskog | 2009 |