| Helge Hollerud AS | Oslo | 2019 |
| Helge Kastet Prosjekt- Og Byggeadministrasjon AS | Borgen | 2007 |
| Helge Steinnes AS | Hundvåg | 2004 |
| Helgeland Byggekontroll AS | Mosjøen | 1998 |
| Helgeland Dyreklinikk AS | Mosjøen | 2001 |
| Helgeland Engineering AS | Finneidfjord | 1993 |
| Helgeland Fritid Reklame AS | Mo I Rana | 2019 |
| Helgeland Hestehelse AS | Korgen | 2018 |
| Helgeland Kontrollservice AS | Sandnessjøen | 2026 |
| Helgeland Kraft Utvikling AS | Mosjøen | 2023 |
| Helgeland Nærings-Og Handelspark AS | Leirfjord | 2016 |
| Helgeland Revisjon AS | Mo I Rana | 2019 |
| Helgeland V&M AS | Sandnessjøen | 2008 |
| Helgerud Byggtegning AS | Lier | 2016 |
| Helgesen AS | Porsgrunn | 2001 |
| Helgesen Consulting AS | Trondheim | 2017 |
| Helgesen Ingeniør Tjenester AS | Bjoa | 2006 |
| Helgesen Invest Finnsnes AS | Finnsnes | 2026 |
| Helgetun Invest AS | Oslo | 2006 |
| Helgheim Konsult AS | Laksevåg | 2021 |
| Helgno Kroner Da | Stabekk | 2000 |
| Helgåsen Konsulenter AS | Porsgrunn | 2021 |
| Helgø Holding AS | Høvik | 2014 |
| Helh Invest AS | Egersund | 2024 |
| Helhetlig Byggeledelse AS | Oslo | 2026 |
| Helhetlig Ledelse AS | Kongsvinger | 2025 |
| Helhetskontroll AS | Oslo | 2005 |
| Helhjertet Jobb AS | Rælingen | 2025 |
| Heli Holding AS | Stavanger | 2018 |
| Heliacc AS | Buvika | 2020 |
| Helice AS | Oslo | 2007 |
| Helida AS | Paradis | 2004 |
| Helide AS | Sandnes | 2021 |
| Helideck Certification Agency Ltd | Aberdeen Ab22 8Aa Scotland | 2017 |
| Heligreen AS | Bygstad | 2021 |
| Helijo AS | Os | 2006 |
| Heliko AS | Fjellhamar | 2002 |
| Helikonsult AS | Oppegård | 2019 |
| Helios Magnora Sol AS | Oslo | 2022 |
| Heliox Sverige AB | Se-417 55 Göteborg | 2024 |
| Helisecure AS | Varaldsøy | 2013 |
| Helisys AS | Oslo | 2000 |
| Helitech Consulting AS | Sandnes | 2015 |
| Helitracks AS | Oppegård | 2019 |
| Helium 3 AS | Høvik | 2011 |
| Helivision Da | Kokstad | 2005 |
| Heliw AS | Ålesund | 2025 |
| Heliwet AS | Sæbøvågen | 2021 |
| Helix Advisors AS | Haslum | 2011 |
| Helix Invest AS | Hosle | 2023 |
| Helix Offshore Crewing Services Limited | Gb-Aberdeen Ab15 4Yl | 2018 |
| Helix Offshore Services AS | Oslo | 2016 |
| Helix Partners AS | Oslo | 2025 |
| Helixa AS | Ålgård | 2026 |
| Heljos AS | Oslo | 2019 |
| Hell Media AS | Stjørdal | 2013 |
| Hell-Bent Equity AS | Sandnes | 2024 |
| Hella Ulvatn Holding AS | Manger | 2020 |
| Helland CNC AS | Fitjar | 2016 |
| Helland Ingebrigtsen Da | Oslo | 2011 |
| Helland-Evebø Consulting AS | Stabekk | 2020 |
| Hellandshaugane Invest AS | Brattvåg | 2012 |
| Helle Engineering AS | Holmedal | 2012 |
| Helle Nygaard Regnskapskontor AS | Slependen | 2019 |
| Helleborg AS | Sandefjord | 2019 |
| Hellebostad Holding AS | Bergen | 2021 |
| Hellebust Consulting AS | Sandefjord | 2023 |
| Hellebust International Consultant AS | Sandnes | 2023 |
| Hellebust International Consulting AS | Sandnes | 2010 |
| Hellebø Consulting AS | Bergen | 2017 |
| Helleco AS | Oslo | 2026 |
| Hellegrind AS | Straumsjøen | 2024 |
| Helleland Konsulenttjenester AS | Undheim | 2017 |
| Helleloggen AS | Stavanger | 2026 |
| Hellem AS | Oksvoll | 2021 |
| Hellenes Technology AS | Førde | 2023 |
| Hellerud Prosjekt AS | Vikersund | 2026 |
| Hellesen & Partners AS | Oslo | 2021 |
| Helleseth & Hovland AS | Rådal | 2009 |
| Helleseth Holding AS | Rådal | 2009 |
| Hellestræ Invest AS | Sandnes | 2016 |
| Hellestø Handel AS | Stavanger | 2013 |
| Hellesvik Utvikling AS | Myre | 2019 |
| Hellesylt Rekneskap AS | Hellesylt | 1985 |
| Helletrykk AS | Drammen | 2026 |
| Hellevang AS | Paradis | 2007 |
| Hellevang Holding AS | Ulset | 2022 |
| Hellfam AS | Sola | 2018 |
| Helling Arkitekter AS | Oslo | 2021 |
| Helling Consulting AS | Vestby | 2026 |
| Hellingsrud Consulting AS | Kongsberg | 2023 |
| Helljesen Consult AS | Oslo | 1999 |
| Hello Goodbye AS | Stavanger | 2021 |
| Hello Popcorn AS | Moss | 2025 |
| Hello Retail AS | Tjodalyng | 2021 |
| Hellum Ans | Oslo | 1991 |
| Hellum Og Rubio AS | Oslo | 2025 |
| Hellum Y Rubio Holding AS | Oslo | 2025 |
| Hellvik Hus Region Øst AS | Jessheim | 2017 |
| Hellvik Hus Teknologi Og Produksjon AS | Hellvik | 2021 |