| Kompetanse-Utleie AS | Orkanger | 2017 |
| Kompetanseakademiet Ans | Kolsås | 1999 |
| Kompetansebedriften AS | Oslo | 2015 |
| Kompetansehuset Neo AS | Oslo | 2016 |
| Kompetanseløftet AS | Drøbak | 2016 |
| Kompetansepartner Øst AS | Mjøndalen | 2005 |
| Kompetanser AS | Lillehammer | 2013 |
| Kompetansesenter Og Bedriftshjelp AS | Trondheim | 2017 |
| Kompetansetjeneste for Tidlig Innsats AS | Granli | 2018 |
| Kompetanseutvikling Vest AS | Hjellestad | 1990 |
| Kompetansevei AS | Malvik | 2024 |
| Kompetent AS | Hamar | 2011 |
| Komplett Hundesenter AS | Solbergelva | 2022 |
| Komplett Kost Ans | Trondheim | 2003 |
| Komplettkurs AS | Tromsø | 2019 |
| Komposthuset Ans | Sirevåg | 2019 |
| Komputor SA | Kristiansund N | 2022 |
| Komét Trafikkskole AS | Lillestrøm | 2013 |
| Kon-Text AS | Kongsberg | 2014 |
| Kondisfabrikken AS | Kristiansand S | 2011 |
| Konferanseplassen AS | Sortland | 2020 |
| Kongens Yoga AS | Oslo | 2017 |
| Kongeørnen Barnehage AS | Oslo | 2022 |
| Kongletoppen Familiebarnehage AS | Trondheim | 2015 |
| Kongsberg Helsesalong AS | Skollenborg | 2014 |
| Kongsberg Montessori Barnehage SA | Kongsberg | 2003 |
| Kongsberg Sportsutvikling AS | Kongsberg | 2018 |
| Kongsberg Steinerskole AS | Skollenborg | 2018 |
| Kongsberg Technology Training Centre AS | Kongsberg | 2008 |
| Kongsberg Trafikkskole AS | Kongsberg | 1994 |
| Kongsbergskolen AS | Skollenborg | 2013 |
| Kongshaug Musikkgymnas AS | Lepsøy | 2005 |
| Kongsvegen Barnehage AS | Heimdal | 2022 |
| Kongsveien Barnehage AS | Oslo | 1987 |
| Kongsvik Holding AS | Fana | 2017 |
| Kongsvinger & Smedtorp Trafikkskole AS | Kongsvinger | 1997 |
| Kongsvinger Montessoriskole SA | Kongsvinger | 2017 |
| Konnerud Trafikkskole AS | Drammen | 2014 |
| Konsulentas AS | Kristiansand S | 2007 |
| Konsulentbyrået 7K AS | Moss | 1997 |
| Konsulentfirmaet Geir Lahnstein AS | Oslo | 1991 |
| Koobe AS | Siljan | 2021 |
| Koordinatorskolen AS | Skien | 2015 |
| Kopo AS | Sortland | 2021 |
| Kordelen AS | Stavanger | 2016 |
| Kornberget Barnehage SA | Sola | 1993 |
| Korsdalen Barnehage Avdeling Hagadalen AS | Auli | 2023 |
| Korsdalen Barnehage SA | Auli | 1992 |
| Kortgarden AS | Kortgarden | 2023 |
| Koru Holding AS | Oslo | 2025 |
| Kos Nord Holding AS | Svolvær | 2023 |
| KPH Triforce AS | Oslo | 2020 |
| Kraavik Trafikkskole AS | Klokkarvik | 2017 |
| Kraft Dansestudio AS | Mo I Rana | 2015 |
| Kraftklinikken AS | Stavanger | 2017 |
| Kraftsenter Holmenkollen AS | Oslo | 2019 |
| Kragerud Barnehage AS | Skjetten | 2007 |
| Kragerø Kunstskole AS | Kragerø | 2009 |
| Kragskogen Barnehage SA | Oslo | 1995 |
| Krana Ski & Kajakk Nuf | Risør | 2008 |
| Kranskolen AS | Våler I Østfold | 2024 |
| Krathe AS | Oslo | 2025 |
| Krav Maga Global - Norway AS | Bodø | 2012 |
| Krav Maga Selvforsvar AS | Nesttun | 2026 |
| Kreaktiv Kunst Kollektiv Da | Drammen | 2008 |
| Kreativ Barnehage AS | Sandnes | 2022 |
| Kreativ Barnehage Bogafjell AS | Sandnes | 2022 |
| Kreativ Barnehage Hove AS | Sandnes | 2022 |
| Kreativ Trening AS | Tårnåsen | 2013 |
| Kreativ Verdi AS | Bergen | 2025 |
| Kreative Kurs Sandefjord AS | Sandefjord | 2017 |
| Kreativitetshuset AS | Sandvika | 1997 |
| Krekling Consulting AS | Sortland | 2019 |
| Kremmerhuset Barnehage SA | Moelv | 1992 |
| Kremzo AS | Holmestrand | 2012 |
| Kresko 360 AS | Oslo | 2017 |
| Kribelin Barnehage AS | Inderøy | 2006 |
| Krid Holding AS | Morvik | 2016 |
| Kringla Friluftsbarnehage AS | Steinkjer | 2009 |
| Kripe Invest AS | Grimstad | 2025 |
| Krisestøtte AS | Oslo | 2025 |
| Kriskvcs AS | Skien | 2025 |
| Kristelig Gymnasium AS | Oslo | 2021 |
| Kristen Friskole AS | Stavanger | 2012 |
| Kristen Friskole Klippen AS | Jørpeland | 2013 |
| Kristent Ressurssenter AS | Rypefjord | 2022 |
| Kristian Leithe Trafikkskole AS | Bodø | 2020 |
| Kristian Ulriksen AS | Oslo | 2009 |
| Kristiansand Folkehøgskole AS | Kristiansand S | 2014 |
| Kristiansand Trafikkskole AS | Kristiansand S | 2016 |
| Kristiansand Truckopplæring Ans | Kristiansand S | 1993 |
| Kristiansund Barnehage SA | Kristiansund N | 1989 |
| Kristin Helena Yoga AS | Kristiansand S | 2023 |
| Kristin Klæboe AS | Kristiansand S | 2023 |
| Kristina Thomassen | Drøbak | 2013 |
| Kristine Volckmar AS | Oslo | 2016 |
| Kritisk Kompetanse AS | Fyllingsdalen | 2026 |
| Kriweb AS | Oppegård | 2021 |
| Kriya Yoga Norge AS | Østre Gausdal | 2024 |
| KRM AS | Fjellhamar | 1996 |