| Charlbury Invest AS | | 2025 |
| Charles Consulting AS | Professional & scientific | 2024 |
| Charlie Boligeiendom AS | Real estate | 2023 |
| Charlie Bravo AS | Real estate | 2016 |
| Charlie Bravo Eiendom AS | Real estate | 2016 |
| Charlie Brown AS | Financial services | 2005 |
| Charlie Invest AS | | 2023 |
| Charlie Selvig AS | Professional & scientific | 2017 |
| Charlies Kebab Torshov AS | Hospitality | 2017 |
| Charlotte Elveland AS | Other services | 2020 |
| Charlotte Surén AS | | 2022 |
| Charlotte Voldbakken AS | Professional & scientific | 2024 |
| Charlotten AS | Information & communication | 2021 |
| Charly Holding AS | Real estate | 2019 |
| Charmante Beauty AS | Other services | 2025 |
| Charming Enterprises AS | Professional & scientific | 2021 |
| Charon Drift AS | Hospitality | 2012 |
| Chartcorn Holding AS | | 2020 |
| Charter Invest II A/S | | 1997 |
| Chartwell AS | Other services | 2018 |
| Charvhar Limited | Real estate | 2021 |
| Chat Noir AS | Arts & recreation | 1995 |
| Chatco II AS | Financial services | 2008 |
| Chateau Chablis AS | Real estate | 2019 |
| Chateau Neuf AS | Hospitality | 1998 |
| Chateau Vadå AS | | 2023 |
| Chatham Financial Norway AS | Professional & scientific | 2021 |
| Chatuite Holding AS | | 2024 |
| Chaulo Invest AS | | 2022 |
| Chawla Invest AS | Education | 2016 |
| Check Raise AS | Information & communication | 2026 |
| Checkboxsecurity AS | Information & communication | 2024 |
| Checked Block AS | Information & communication | 2022 |
| Checo AS | Real estate | 2005 |
| Cheeky Studios AS | Administrative & support | 2017 |
| Cheerchoice AS | Professional & scientific | 2025 |
| Cheermania AS | Wholesale & retail | 2011 |
| Cheers AS | Information & communication | 2022 |
| Cheers Holding AS | | 2025 |
| Cheers Invest AS | Financial services | 2008 |
| Chef's Unplugged Da | Hospitality | 2009 |
| Chef-Soleim AS | Wholesale & retail | 2019 |
| Cheffelo Norway AS | Wholesale & retail | 2012 |
| Chefs AS | Hospitality | 2011 |
| Chehor AS | Hospitality | 2022 |
| Chel AS | Health & social care | 2023 |
| Chel Invest AS | | 2021 |
| Chemelex Norway AS | Wholesale & retail | 1973 |
| Chemi Teknik AS | Wholesale & retail | 1974 |
| Chemo Transport AS | Transport & logistics | 2024 |
| Chemtrans Mobile AS | Transport & logistics | 2023 |
| Chemwise AS | Professional & scientific | 2025 |
| Chen Holdning AS | | 2026 |
| Chen Media AS | Professional & scientific | 2022 |
| Cheng Holding AS | | 2026 |
| Cheng Invest AS | Real estate | 2020 |
| Cheniston AS | | 2021 |
| Chenoa Holding AS | Construction | 2020 |
| Chenoa Utvikling AS | Construction | 2017 |
| Cheree AS | Information & communication | 2021 |
| Cherry Agency AS | Professional & scientific | 2024 |
| Cherry Bay AS | Administrative & support | 2025 |
| Cherry Blossom AS | | 2018 |
| Cherry Cinema Music AS | Arts & recreation | 2022 |
| Cherry Garden AS | Manufacturing | 2010 |
| Cherry Holding AS | | 2025 |
| Cherry Invest AS | | 2024 |
| Cherry Management AS | Professional & scientific | 2023 |
| Chervo AS | | 2022 |
| Chervon Norway AS | Wholesale & retail | 2025 |
| Chess Bidco AS | | 2022 |
| Chess Holdco AS | | 2022 |
| Chess Invent AS | | 2021 |
| Chess Midco AS | | 2022 |
| Chess Topco AS | | 2022 |
| Chesscast AS | Information & communication | 2026 |
| Chessmates AS | | 2021 |
| Chessorama AS | Hospitality | 2018 |
| Chessparty AS | Arts & recreation | 2020 |
| Chestdrop AS | Administrative & support | 2025 |
| Chester AS | Real estate | 2011 |
| Chestnut AS | | 2021 |
| Cheval Holding AS | Real estate | 2010 |
| Chevron Marine Products LLC | Wholesale & retail | 2013 |
| Chevron Marine Products Norway AS | Wholesale & retail | 2017 |
| Chez Florent AS | Other services | 2023 |
| Chez Florent Kampen AS | Manufacturing | 2025 |
| Chez Trine AS | Wholesale & retail | 2020 |
| Chezvit AS | | 2021 |
| Chezz Frisørene AS | Other services | 2011 |
| CHG AS | Professional & scientific | 2009 |
| Chg-Meridian Norway AS | Administrative & support | 2004 |
| Chianti Invest AS | Real estate | 2004 |
| Chic Agency AS | Professional & scientific | 2026 |
| Chic Beauty AS | Other services | 2025 |
| Chicco Kaffebar Da | Hospitality | 1999 |
| Chicken House AS | Hospitality | 2021 |
| Chickenhawk AS | Financial services | 2013 |
| Chico C AS | Other services | 2025 |
| Chicos Holding AS | Real estate | 2011 |