| Coop Klepp Eiendom AS | Kleppe | 2012 |
| Coop Klepp Invest AS | Kleppe | 2022 |
| Coop Kolbotnveien 33 Eiendom AS | Kolbotn | 2020 |
| Coop Kongsvinger Eiendom AS | Kolbotn | 2026 |
| Coop Midt-Norge Eiendom AS | Trondheim | 2015 |
| Coop Nes I Ådal Eiendom AS | Kolbotn | 2019 |
| Coop Neskollen Eiendom AS | Kolbotn | 2003 |
| Coop Norge Eiendom AS | Oslo | 2005 |
| Coop Norge Langhus Eiendom AS | Oslo | 2017 |
| Coop Norge Stavanger Eiendom AS | Oslo | 2005 |
| Coop Norge Stavanger Eiendom II AS | Oslo | 2017 |
| Coop Norge Torgård Eiendom AS | Oslo | 2024 |
| Coop Norge Tromsø Eiendom AS | Oslo | 2011 |
| Coop Norge Trondheim Eiendom AS | Oslo | 2017 |
| Coop Oppdal Eiendom AS | Oslo | 2008 |
| Coop Rakkestad Eiendom AS | Kolbotn | 1975 |
| Coop Raufoss Kjøpesenter AS | Oslo | 2006 |
| Coop Romsåsveien 6 Eiendom AS | Kolbotn | 2004 |
| Coop Rørvik Eiendom AS | Surnadal | 2007 |
| Coop Skjettentoppen Eiendom AS | Kolbotn | 2023 |
| Coop Skøyenåsen Eiendom AS | Kolbotn | 2012 |
| Coop Stovner Eiendom AS | Kolbotn | 2024 |
| Coop Sør-Helgeland Eiendom AS | Brønnøysund | 2009 |
| Coop Valdres Eiendom AS | Kolbotn | 2017 |
| Coop Vest Eigedom AS | Ålesund | 1997 |
| Coop Vest Eigedom Byrkjelo AS | Ålesund | 2018 |
| Coop Vest Eigedom II AS | Oslo | 2020 |
| Coop Vest Eigedom Ulsteinvik AS | Ålesund | 2011 |
| Coop Vest Eigedom Ørsta AS | Ålesund | 2016 |
| Coop Vestfold Og Telemark Eiendom AS | Oslo | 2006 |
| Coop Vikeså Eiendom AS | Vikeså | 2024 |
| Coop Åmot Eiendom AS | Bekkestua | 2025 |
| Coop Økonom Eiendom AS | Stavanger | 2020 |
| Coop Ørebekk Eiendom AS | Kolbotn | 2014 |
| Coop Øst Forvaltning AS | Kolbotn | 2018 |
| Coopa AS | Oslo | 2013 |
| Coopp AS | Langevåg | 2010 |
| Coowner AS | Sandnes | 2020 |
| Coowner Norge AS | Sandnes | 2021 |
| Cop Holding AS | Kristiansand S | 2025 |
| Copa Invest AS | Mathopen | 2012 |
| Copeika Invest AS | Lillestrøm | 2010 |
| Copoint AS | Skjeberg | 2016 |
| Copper City Holding AS | Os I Østerdalen | 2017 |
| Copper Coin AS | Oslo | 2016 |
| Copper Eiendom AS | Rissa | 2015 |
| Copra Eiendom AS | Tomrefjord | 2018 |
| Coprian AS | Skien | 2025 |
| Coproperty AS | Barkåker | 2020 |
| Copysafe Holding AS | Harstad | 2017 |
| Copysafe Invest AS | Harstad | 2016 |
| Cora AS | Lyngdal | 1976 |
| Cora Eiendom AS | Mysen | 2023 |
| Cora Invest AS | Lyngdal | 2013 |
| Coragruppen AS | Mysen | 2021 |
| Coral Invest AS | Lysaker | 2022 |
| Corax Eiendom AS | Hvalstad | 2009 |
| Corcat Holding AS | Oslo | 2008 |
| Cordelia AS | Kristiansand S | 2006 |
| Cordelia Invest AS | Reksteren | 2017 |
| Cordia AS | Oslo | 2019 |
| Core Explore AS | Oslo | 2014 |
| Core Investment AS | Balestrand | 2014 |
| Core Motion AS | Jessheim | 2025 |
| Core Plus Nystiftet 6 AS | Oslo | 2018 |
| Core Properties AS | Oslo | 2014 |
| Coremed AS | Hosle | 1997 |
| Corens AS | Tromsø | 2018 |
| Corinne Eiendom AS | Bergen | 2015 |
| Corleone Invest AS | Vollen | 2011 |
| Cormoran AS | Vigra | 2001 |
| Corn AS | Porsgrunn | 2018 |
| Cornado AS | Trondheim | 1993 |
| Cornelia AS | Florø | 2006 |
| Corneliussen Holding AS | Sandnes | 2014 |
| Corner Eiendom AS | Kristiansund N | 2023 |
| Corner Invest AS | Tromsø | 2017 |
| Cornerstone Ask AS | Askim | 2022 |
| Corniche AS | Oslo | 2023 |
| Cornucopia Holding AS | Oslo | 2021 |
| Corona Eiendom AS | Torvastad | 1999 |
| Corona Holding AS | Søgne | 2005 |
| Corpact AS | Røyneberg | 2025 |
| Corpen Eiendom AS | Bergen | 2023 |
| Corpen Invest AS | Bergen | 2022 |
| Corpo AS | Tromsø | 2008 |
| Corpo Narvik AS | Tromsø | 2017 |
| Corpo Prosjekt AS | Tromsø | 2020 |
| Corponor AS | Bodø | 1994 |
| Corpux AS | Kristiansand S | 2005 |
| Correct Eiendom AS | Hvittingfoss | 2016 |
| Corrente Holding AS | Tromsø | 2013 |
| Corrosafe Holding AS | Mosterøy | 2008 |
| Cort Adelers Gate 27 AS | Oslo | 2024 |
| Cort Adelers Gate 30 AS | Oslo | 2019 |
| Cort Adelers Gate 33 AS | Bergen | 2009 |
| Cort Adelers Gate 8 AS | Moss | 2023 |
| Cort Adelers Gate Centre AS | Oslo | 2012 |
| Cort Adelersgate 6 AS | Skien | 2015 |
| Cort Adlersgt 20 Næring AS | Oslo | 2006 |