| Odd T. Nesse AS | Health & social care | 2024 |
| Ohana Frisør AS | Other services | 2012 |
| Okani Læremidler AS | Real estate | 2002 |
| Oks Holding AS | | 2005 |
| Olega AS | | 2025 |
| Olliams AS | Professional & scientific | 2014 |
| Omiro Holding AS | Financial services | 2016 |
| Oms-Holding 1 AS | | 2025 |
| Oms-Holding AS | | 2025 |
| Opitz Tannhelsesenter AS | Health & social care | 2007 |
| Opticom AS | Wholesale & retail | 2022 |
| Osoft Nuf | Information & communication | 2010 |
| P3A Invest AS | Information & communication | 2008 |
| Padthai AS | Hospitality | 2026 |
| Painfreeu AS | Education | 2015 |
| Par AS | Construction | 2006 |
| Parken Bygg AS | Other services | 2013 |
| Parma Eiendom AS | Real estate | 2002 |
| Parma Plast AS | Manufacturing | 1991 |
| Partek AS | Professional & scientific | 2014 |
| Partner Maskinering Eiendom AS | Real estate | 1996 |
| Partner-Maskinering AS | Manufacturing | 2016 |
| Partnergroup AS | Real estate | 2023 |
| Pavez Invest AS | Real estate | 2025 |
| Pergolux Norge AS | Wholesale & retail | 2020 |
| Petraos AS | Professional & scientific | 2018 |
| Petroserv AS | Professional & scientific | 2010 |
| Phoenix Baudienstleistungen GmbH | Construction | 2010 |
| Pia 55 AS | Professional & scientific | 1998 |
| Pink Frisørsalong AS | Other services | 2006 |
| Pizza West Da | Hospitality | 1996 |
| Plaki AS | Construction | 2006 |
| Polaris Media Vest AS | Information & communication | 2022 |
| Portalen Boligutvikling AS | Real estate | 2020 |
| Portalen Eiendomsutvikling AS | Real estate | 2016 |
| Preg Barnehager Straume AS | Education | 2022 |
| Premiumruss AS | Wholesale & retail | 2026 |
| Pro-Flex Holding II AS | Real estate | 2016 |
| Pro-Flex Møre Eiendom AS | Real estate | 2012 |
| Prosjekt Kystby AS | Real estate | 2010 |
| Prosjekt Kystby Holding AS | Transport & logistics | 2009 |
| Prosperity Holding AS | | 2024 |
| Pulmihavet AS | Health & social care | 2015 |
| Pulmivest AS | Health & social care | 1998 |
| Pølsegleder AS | Wholesale & retail | 2020 |
| R.Angeltveit Holding AS | Professional & scientific | 2025 |
| Ra Invest AS | Construction | 2025 |
| Radio Sotra AS | Information & communication | 1990 |
| Rahav Eiendom AS | Financial services | 2005 |
| Ranita Frisørsalonger AS | Other services | 1991 |
| Regionens Hus AS | Real estate | 2017 |
| Rekkverk Spesialisten AS | Construction | 2016 |
| Reteck AS | Professional & scientific | 2024 |
| Revisor Vest AS | Professional & scientific | 2011 |
| Rieck & Co AS | Other services | 1962 |
| River Stone AS | | 2021 |
| Robotfabrikken AS | Professional & scientific | 2021 |
| Rolv Eide AS | Professional & scientific | 2005 |
| Roseth Bygg AS | Construction | 1987 |
| Royal Base Service AS | Transport & logistics | 2013 |
| Royal Industrieiendommer AS | Transport & logistics | 2004 |
| Royal Næringsutleie AS | Real estate | 2008 |
| Royal Trading AS | Transport & logistics | 1989 |
| Royal Transport AS | Transport & logistics | 1987 |
| Rssc Holding & Invest AS | Real estate | 2012 |
| Ruwi Invest AS | Financial services | 2016 |
| Sabrura Sartor AS | Hospitality | 2022 |
| Safety Tools Allmet AS | Manufacturing | 2008 |
| Saga Eiendomsutvikling AS | Real estate | 2019 |
| Samartean AS | Construction | 2021 |
| Samnanger Kommunale Utviklingsselskap AS | Professional & scientific | 2026 |
| Samnanger Live AS | Professional & scientific | 2018 |
| Sand & Debri Cleanup AS | Mining & quarrying | 2023 |
| Sapronova Petraos | Professional & scientific | 2015 |
| Sarnor AS | Hospitality | 2013 |
| Sartor & Drange AS | Construction | 1990 |
| Sartor Biloppretting AS | Other services | 2022 |
| Sartor Bowling AS | Arts & recreation | 2024 |
| Sartor Butikkdrift AS | Wholesale & retail | 2016 |
| Sartor Eiendomsselskap AS | Real estate | 2023 |
| Sartor Holding AS | Real estate | 2024 |
| Sartor Invest AS | Real estate | 2012 |
| Sartor Mur Og Belegningsstein AS | Wholesale & retail | 2014 |
| Sartor Nærvarme AS | Energy | 2011 |
| Sartor Parken AS | Real estate | 2006 |
| Sartor Tannlegesenter Da | Health & social care | 2000 |
| Sartor Utvikling AS | Real estate | 2005 |
| Sartor VVS AS | Construction | 1997 |
| Sartorgården AS | Real estate | 2012 |
| Sartorvegen 14 AS | Real estate | 2006 |
| Sbeiendom AS | Real estate | 2021 |
| SC Eiendom AS | Manufacturing | 2013 |
| Scanopa AS | Administrative & support | 2005 |
| Scanopa Eiendom Utland AS | Real estate | 2022 |
| Scanopa Rental AS | Administrative & support | 2022 |
| Schweigårdsvei 32 AS | Real estate | 2021 |
| Screenlux GmbH Nuf | Wholesale & retail | 2026 |
| SD Eigedomsutvikling AS | Real estate | 2020 |
| Seacabin AS | Manufacturing | 2024 |
| Semke Holding AS | | 2023 |