| Plantebørsen Brødrene Bergem AS | Wholesale & retail | 1996 |
| Pob Betong AS | Construction | 2022 |
| Pob Entreprenør AS | Construction | 1992 |
| Pob Gruppen AS | Professional & scientific | 2009 |
| Poe Holding AS | | 2023 |
| Poenget AS | Professional & scientific | 2025 |
| Proinstall AS | Construction | 2022 |
| Promo Group AS | Administrative & support | 2015 |
| Prosjekta AS | Professional & scientific | 2021 |
| PT Privat AS | Arts & recreation | 2015 |
| QCB Holding AS | Administrative & support | 2022 |
| QCB Norway AS | Administrative & support | 2022 |
| Quadrat Lier AS | Real estate | 2009 |
| Raman Boligutleie AS | Real estate | 2004 |
| Regnskap.Digital AS | Professional & scientific | 2023 |
| Reinsve Eiendom AS | Real estate | 1982 |
| Renergi Infra AS | Construction | 2024 |
| Riberg Bygg AS | Real estate | 1983 |
| Riggshop AS | Wholesale & retail | 2000 |
| Ringeriksveien 28 AS | Real estate | 2015 |
| Ringeriksveien 32F AS | Real estate | 2011 |
| Ringeriksveien 4 AS | Real estate | 2006 |
| Rogaland Dagligvare AS | Wholesale & retail | 2016 |
| Rollco Norge AS | Wholesale & retail | 2002 |
| Rottefella AS | Manufacturing | 1973 |
| Rottefella Holding AS | Manufacturing | 2003 |
| Røyken Invest AS | Real estate | 2011 |
| Sagmyra 25 AS | Real estate | 1965 |
| Saibot AS | Financial services | 2012 |
| Sandvika Rengjøring AS | Administrative & support | 2024 |
| Sankt Hallvards Vei 10 AS | Real estate | 2006 |
| Sankt Hallvards Vei 12 AS | Real estate | 2024 |
| Sankt Hallvardsvei 4 AS | Real estate | 2020 |
| Scan-Net AS | Information & communication | 1989 |
| Scandinavian Import Group AS | Wholesale & retail | 2025 |
| Schouten Gartneri AS | Agriculture & fishing | 1998 |
| Show-Teknikk Event AS | Administrative & support | 2013 |
| Silencio Holding AS | Professional & scientific | 2022 |
| Singh Dekk & Autoservice AS | Other services | 2024 |
| Sitech Norway AS | Wholesale & retail | 2011 |
| Skadvinvegen Utvikling AS | Real estate | 2025 |
| Skala Robotech AS | Manufacturing | 2002 |
| Skarås Gruppen AS | Real estate | 2005 |
| Slangevakten AS | Wholesale & retail | 2000 |
| Slettaveien 1 Lier AS | Real estate | 2021 |
| Slåkkefabrikken AS | Water & waste | 2021 |
| Sløyd-Detaljer AS | Wholesale & retail | 1984 |
| Smart Drive AS | Other services | 2006 |
| Smid AS | Wholesale & retail | 2022 |
| Soft Skills Group AS | | 2021 |
| Solid Bil AS | Wholesale & retail | 2026 |
| Solius AS | Financial services | 2005 |
| Spatec Norge AS | Wholesale & retail | 1997 |
| Spesialglass AS | Wholesale & retail | 2024 |
| SRV Eiendom AS | Real estate | 2011 |
| ST Hallvard Holding AS | Agriculture & fishing | 2005 |
| ST. Hallvardsvei 8 AS | Real estate | 2006 |
| Stasjonsdrift Maira AS | Wholesale & retail | 2020 |
| Strandveien Senter AS | Real estate | 2002 |
| Sulland Lier AS | Other services | 2001 |
| Svartadalen AS | Real estate | 2004 |
| Sveisehuset Bergen AS | Wholesale & retail | 2000 |
| Sveisenett AS | Wholesale & retail | 2000 |
| Søndre Solspillet AS | Real estate | 2023 |
| T-Balanse AS | Professional & scientific | 2024 |
| Tapmehome AS | Information & communication | 2022 |
| Tapmehomeproff AS | Information & communication | 2025 |
| TD VVS AS | Construction | 2026 |
| Techminds AS | Professional & scientific | 2020 |
| Teijo Holding AS | Wholesale & retail | 2005 |
| Teijo Norge AS | Wholesale & retail | 1981 |
| Teknisk Service Holding AS | Wholesale & retail | 2016 |
| Terminalbukta Sjøgrunn AS | Real estate | 2009 |
| Terminalen 4 Lier AS | Real estate | 2016 |
| Tertnes Mat AS | Wholesale & retail | 1994 |
| Tess Amtmannsvingen Eiendom AS | | 2025 |
| Tess AS | Wholesale & retail | 2016 |
| Tess Bardufoss Eiendom AS | Real estate | 2020 |
| Tess Diamanten Eiendom AS | Real estate | 1980 |
| Tess Eiendom AS | Real estate | 2016 |
| Tess Evenes Eiendom AS | Real estate | 2023 |
| Tess Fagernes Eiendom AS | Real estate | 2002 |
| Tess Fredrikstad Eiendom AS | Real estate | 2006 |
| Tess Hamar Eiendom AS | Real estate | 2014 |
| Tess Hammerfest Eiendom AS | Real estate | 2023 |
| Tess Handel AS | Wholesale & retail | 2000 |
| Tess Hønefoss Eiendom AS | Real estate | 2000 |
| Tess Innlandet Eiendom AS | Real estate | 2013 |
| Tess Kirkenes Eiendom AS | Real estate | 2000 |
| Tess Kristiansund Eiendom AS | Real estate | 2012 |
| Tess Lakselv Eiendom AS | Real estate | 2023 |
| Tess Logistikk AS | Wholesale & retail | 1985 |
| Tess Mosjøen Eiendom AS | Real estate | 1990 |
| Tess Møre Eiendom AS | Real estate | 2013 |
| Tess Nord Eiendom AS | Real estate | 2016 |
| Tess Odda Eiendom AS | Real estate | 2000 |
| Tess Pro Eiendom AS | Real estate | 2002 |
| Tess Produksjon AS | Manufacturing | 1992 |
| Tess Rogaland Eiendom AS | Real estate | 2012 |
| Tess Skagerak Eiendom AS | Real estate | 2000 |