| Hurtigruten Destinations AS | Hospitality | 2018 |
| Hurtigruten Global Sales AS | Transport & logistics | 1912 |
| Hurtigruten Global Services AS | Transport & logistics | 1995 |
| Hurtigruten Group AS | Transport & logistics | 2014 |
| Hurtigruten Norway AS | Transport & logistics | 2021 |
| Hurtigtest AS | Wholesale & retail | 2023 |
| Hurum AS | Financial services | 1982 |
| Hurum Brygge AS | Real estate | 1999 |
| Hurum Brygge Holding AS | Real estate | 2008 |
| Hurv Invest AS | | 2025 |
| Hus C SA | Real estate | 2011 |
| Hus Dot No Da | Wholesale & retail | 2000 |
| Hus På Hjul AS | Construction | 2022 |
| Husa Holding AS | | 2025 |
| Husan Holding AS | | 2023 |
| Husar Arkitekter AS | Professional & scientific | 2020 |
| Husberg Invest AS | Real estate | 2013 |
| Husby Capital AS | Information & communication | 2003 |
| Husby Finance AS | | 2024 |
| Husby Omarsson AS | Information & communication | 2026 |
| Husby Vekst AS | Professional & scientific | 2022 |
| Husbyggerne AS | Construction | 2020 |
| Huse Finans AS | Real estate | 2021 |
| Huse Rande Capital AS | | 2026 |
| Huseby Utvikling AS | Real estate | 2013 |
| Husebybakken 6 AS | Real estate | 2017 |
| Husebye Horizon AS | | 2025 |
| Husebyenga Eiendom AS | Real estate | 2008 |
| Husebyplatået AS | Real estate | 2014 |
| Husebyskogen Medisinske Senter AS | Administrative & support | 2005 |
| Husebyskogen Medisinske Senter SA | Health & social care | 2004 |
| Husebyveien 12 AS | Real estate | 2020 |
| Husebyåsen Eiendom AS | Real estate | 2023 |
| Husefest Holding AS | | 2024 |
| Huseklepp Invest AS | | 2018 |
| Huselektriker AS | Professional & scientific | 2013 |
| Huser Og Martinsen Eiendomsutvikling AS | Real estate | 2020 |
| Huset Fellesskap AS | Professional & scientific | 2026 |
| Huset Høyer AS | Wholesale & retail | 2003 |
| Huset Kommunikasjon AS | Professional & scientific | 2014 |
| Huset Studio AS | Information & communication | 2020 |
| Huseth AS | Real estate | 2006 |
| Husets AS | | 2012 |
| Hushagen AS | Wholesale & retail | 2025 |
| Hushagen Holding AS | Wholesale & retail | 2025 |
| Hushbird AS | Information & communication | 2023 |
| Husholdningen AS | Wholesale & retail | 2025 |
| Husi AS | Real estate | 2015 |
| Husi Gruppen AS | Real estate | 2013 |
| Husi Prosjekt AS | Professional & scientific | 2013 |
| Husi Utvikling AS | Real estate | 2019 |
| Husjord Hvac AS | Professional & scientific | 2014 |
| Husjordet AS | Real estate | 2005 |
| Husk Eiendom AS | Real estate | 2017 |
| Husk Media AS | Professional & scientific | 2024 |
| Huskelivegen SA | Agriculture & fishing | 2015 |
| Husleie.No AS | Real estate | 2021 |
| Husleieservice AS | Administrative & support | 1995 |
| Husleiestrøm AS | Energy | 2024 |
| Huslid Consult AS | Real estate | 2011 |
| Husmann Fiskeforretning AS | Wholesale & retail | 2023 |
| Husmestern AS | Construction | 1995 |
| Husmorgården Næring AS | Real estate | 2018 |
| Husnes Holding AS | Health & social care | 2018 |
| Husnor Bygg AS | Construction | 2025 |
| Husromutleie AS | Real estate | 2020 |
| Hussain AS | Hospitality | 2017 |
| Hussain Holding AS | | 2024 |
| Hussain Mat Maqsooma Zakar Ans | Wholesale & retail | 1992 |
| Husskatt AS | Professional & scientific | 2022 |
| Husstøl Kraftverk AS | Energy | 2015 |
| Hustveit Consulting AS | Professional & scientific | 2021 |
| Hustveit Holding AS | Professional & scientific | 2019 |
| Husum Fjeld AS | | 2026 |
| Husume AS | | 2023 |
| Husvik Eiendom AS | Construction | 2009 |
| Husvik Panorama AS | Real estate | 2016 |
| Husvindu AS | Wholesale & retail | 2017 |
| Husøy Havn AS | Real estate | 2006 |
| Huttetu Trysil Ans | Real estate | 2001 |
| Huu Holding AS | | 2021 |
| Huun Holding AS | | 2021 |
| Huuray - Filial Av Huuray Nuf | Wholesale & retail | 2022 |
| Huus Lederutvikling AS | Professional & scientific | 2023 |
| Huuse Holding AS | | 2025 |
| Huvestad Invest AS | Agriculture & fishing | 2024 |
| Huwuh AS | Professional & scientific | 2018 |
| Huxi AS | Information & communication | 2023 |
| Huynh & Luong Holding AS | Arts & recreation | 2018 |
| Huynh Holding AS | Real estate | 2017 |
| HV Holding AS | | 2004 |
| HV Tjuefem 25 AS | | 2004 |
| Hvac Service AS | Construction | 2026 |
| Hvalborg AS | Financial services | 2018 |
| Hvalen Groupe AS | | 2026 |
| Hvalen Studio AS | Professional & scientific | 2025 |
| Hvalstadåsen 6 AS | Real estate | 2024 |
| Hvalsund Miljølandbruk AS | Agriculture & fishing | 2007 |
| Hvaltorvet Senter AS | Real estate | 2005 |
| Hvalø AS | Real estate | 2017 |