| Kjetil Sørensen Bergen AS | Wholesale & retail | 2023 |
| Kjetil Sørensen Holding AS | Wholesale & retail | 2023 |
| Kjeøya AS | Real estate | 2020 |
| Kjuagutt Bar AS | Hospitality | 2022 |
| KJV Invest AS | Health & social care | 2005 |
| Kjærevik & Co, Advokatfirma AS | Professional & scientific | 2009 |
| Kjærevik & Tøkje, Eiendom AS | Real estate | 2012 |
| Kjøbmandsstuen AS | Real estate | 1999 |
| Kjøkkelvikveien 146 AS | Real estate | 2004 |
| Kjørpent AS | Education | 2009 |
| Kjørsvik Holding AS | | 2023 |
| Kjøttbasaren Byens Basar AS | Real estate | 1997 |
| Kjøttchefen AS | Wholesale & retail | 1995 |
| KK Forvaltning Og Regnskap AS | Professional & scientific | 2017 |
| Klar Tale Da | Information & communication | 2020 |
| Klaveness Holding AS | | 2024 |
| Klee Brew AS | Hospitality | 2023 |
| Kleivane AS | Real estate | 2015 |
| Kleivhaugen Invest AS | Real estate | 2021 |
| Kleppestø Servicesenter Eiendom AS | Real estate | 2023 |
| Kleppestø Torg Holding AS | Real estate | 2017 |
| Klepsvik Kapital AS | | 2025 |
| KLH Invest AS | | 2023 |
| Klimateknikk AS | Manufacturing | 1994 |
| Klinikk Birkeland AS | Health & social care | 2019 |
| Klinikk for Krisepsykologi AS | Health & social care | 2004 |
| Klinikk for Osteopati Cronauer AS | Health & social care | 2024 |
| Klinikk Viken AS | Health & social care | 2014 |
| Klinisk Pedagogisk Rådgivning AS | Education | 2025 |
| Klinor AS | Construction | 2025 |
| Klok Invest AS | Financial services | 2002 |
| Klomstad Gastro AS | Health & social care | 2015 |
| Klopphaug AS | Real estate | 2024 |
| Kloss Hold AS | Professional & scientific | 2009 |
| Kloss Hold Management AS | Professional & scientific | 2026 |
| Klubben Bolig AS | Real estate | 2024 |
| Klubbgt. 3 AS | Real estate | 2005 |
| Klungervik AS | Real estate | 2008 |
| Klyde Consultants AS | Professional & scientific | 1989 |
| Kløver Eiendom AS | Real estate | 1998 |
| Kløverhuset Bergen AS | Real estate | 2006 |
| KM HHH AS | | 2020 |
| KMF-T2 AS | Transport & logistics | 2023 |
| KMN Eiendom AS | Real estate | 2023 |
| KN Kapital AS | | 2026 |
| Knarvik Holding AS | | 2025 |
| Knespesialistene AS | Health & social care | 2022 |
| Knoll AS | Real estate | 2005 |
| Knotten Invest AS | | 2022 |
| Knowit Consulting Bergen AS | Information & communication | 2011 |
| Knowit Experience Bergen AS | Information & communication | 2014 |
| Knowit Financial Solutions AS | Information & communication | 2013 |
| Knus AS | Information & communication | 2023 |
| Knut Knutsen AS | Construction | 1992 |
| Knut Skurtveit AS | | 2005 |
| Knut Tom Knutsen AS | Real estate | 1969 |
| Knutsen & Knutsen Eiendom AS | Real estate | 2021 |
| Knutsson Group AS | Financial services | 2015 |
| Knøsesmauet 44 AS | Real estate | 2005 |
| KO2B AS | Real estate | 2021 |
| Kobbeltvedt Estilo AS | Wholesale & retail | 2005 |
| Kobi AS | Real estate | 2008 |
| Kodekompaniet AS | Information & communication | 2024 |
| Kog 16 AS | Real estate | 2018 |
| Kog AS | Hospitality | 2016 |
| KOG26 AS | Hospitality | 2025 |
| KOG6 Holding AS | | 2025 |
| Kogi Bergen Sentrum AS | Hospitality | 2021 |
| Koker & Loker AS | Hospitality | 2019 |
| Kokidok AS | Hospitality | 2025 |
| Kokke & Serveringstjenester AS | Administrative & support | 2004 |
| Kokkehatten Da | Hospitality | 2010 |
| Kokos Bergen AS | Hospitality | 2026 |
| Kokstad AS | Real estate | 2025 |
| Kokstad Nord AS | Real estate | 2008 |
| Kokstaddalen 11 AS | Real estate | 2023 |
| Kokstaddalen 33 B AS | Real estate | 2020 |
| Kokstaddalen 35 AS | Real estate | 2022 |
| Kokstaddalen 5 AS | Real estate | 2019 |
| Kokstaddalen 7 AS | Real estate | 2018 |
| Kokstaddalen AS | Real estate | 2011 |
| Kokstadflaten 19A AS | Real estate | 2008 |
| Kokstadflaten 19B AS | Real estate | 2018 |
| Kokstadflaten 4 AS | Real estate | 2010 |
| Kokstadflaten 5 AS | Real estate | 2019 |
| Kokstadflaten 6 AS | Real estate | 2012 |
| Kokstadvegen 23B AS | Real estate | 2012 |
| Kokstadvegen 37 AS | Real estate | 2019 |
| Kokstadvegen 38 AS | Real estate | 2006 |
| Kokstadveien 23 AS | Real estate | 2007 |
| Kokstadveien 30 AS | Real estate | 2000 |
| Kokstadveien 9 AS | Real estate | 2016 |
| Kokstadveien Næringseiendom AS | Real estate | 2007 |
| Kolbeinsvarden AS | Mining & quarrying | 2018 |
| Kolbrun Holding AS | | 2022 |
| Kolbrun Retorikk AS | Professional & scientific | 2013 |
| Kolibri Norge Da | Administrative & support | 2024 |
| Kolibrimedia AS | Information & communication | 2013 |
| Kollega AS | | 2005 |
| Kollektiv Da | Information & communication | 2005 |