| L16 Seksjon 7 AS | Real estate | 2025 |
| Lowfoo AS | Real estate | 1996 |
| LT Filus AS | Manufacturing | 2018 |
| Lyseveien 16 AS | Real estate | 2022 |
| Lyseveien 18 AS | Real estate | 2000 |
| Lyseveien Varelager AS | Real estate | 2026 |
| Løkens Holding AS | | 2021 |
| M-Labs AS | Information & communication | 2025 |
| Maigar Invest AS | | 2025 |
| Mantaswrap Drift AS | Professional & scientific | 2025 |
| Mar Consulting AS | Professional & scientific | 2017 |
| Mar Investing AS | Professional & scientific | 2017 |
| Marin Saver AS | Wholesale & retail | 2020 |
| Marineopsai AS | Information & communication | 2025 |
| Martires Holding AS | Professional & scientific | 2017 |
| Mehlum Eiendom AS | Real estate | 2001 |
| Miljømatter AS | Wholesale & retail | 2010 |
| Minette AS | | 2024 |
| Mobilmote AS | Professional & scientific | 2003 |
| MS Trading AS | Wholesale & retail | 2021 |
| Mysterud AS | Professional & scientific | 2021 |
| Naturstein Montering AS | Construction | 2013 |
| Navimar AS | Manufacturing | 2016 |
| Nils Petter Øverby AS | Administrative & support | 2018 |
| Nordre Strandbråtan Vann- Og Avløpslag SA | Water & waste | 2020 |
| Norløkka Holding AS | Professional & scientific | 2020 |
| NSM Eiendom AS | Real estate | 2015 |
| NSM Holding AS | Real estate | 2013 |
| Nytt Liv Eiendomsservice AS | Construction | 2021 |
| Nøstret Kroksund AS | Health & social care | 2008 |
| O.L.D. Invest AS | | 2023 |
| Oddvar Hansen AS | Transport & logistics | 2008 |
| Oddvar Hansen Kran & Transport AS | Transport & logistics | 2018 |
| Olafg AS | Information & communication | 2017 |
| Orka AS | Information & communication | 2026 |
| Pain Holding AS | Professional & scientific | 2022 |
| PARTNER1 Bemanning AS | Administrative & support | 2005 |
| PARTNER1 Norge AS | Wholesale & retail | 2005 |
| Prosupply Rental AS | Wholesale & retail | 2022 |
| Randgaard Racing AS | Arts & recreation | 2025 |
| Realprobygg AS | Construction | 2025 |
| Ring Blikk & Kobberslageri Ans | Construction | 1989 |
| Ringerike Maskinsalg AS | Wholesale & retail | 2006 |
| Ringerike Spesialistsenter AS | Health & social care | 2018 |
| RM Regnskap AS | Professional & scientific | 2014 |
| Rustfrie Stålprodukter AS | Wholesale & retail | 1985 |
| Ryes AS | Professional & scientific | 2011 |
| Riddervold & Co A/S | Wholesale & retail | 1940 |
| Rørenergi AS | Construction | 2023 |
| Schjong Dagligvare AS | Wholesale & retail | 2014 |
| Seventyone AS | Administrative & support | 2017 |
| Sierra Capital AS | | 2023 |
| Siganza AS | | 2021 |
| Skar Industriservice AS | Manufacturing | 2022 |
| Skogstad Group AS | Wholesale & retail | 2021 |
| Smag Nuf | Professional & scientific | 2008 |
| SN Consult 2 AS | Real estate | 2012 |
| Sole Eiendom AS | Real estate | 1997 |
| Solkollen AS | | 2000 |
| Storøen AS | Real estate | 2012 |
| Storøya Utvikling AS | Real estate | 2023 |
| Strand Hotel Sundvolden AS | Real estate | 1987 |
| Stupspiral Holding AS | | 2024 |
| Sundvolden Bolig AS | Real estate | 2020 |
| Sundvolden Eiendom AS | Real estate | 1987 |
| Sundvolden Holding AS | Real estate | 1987 |
| Sundvolden Hotel AS | Hospitality | 1987 |
| Sundvolden Utvikling AS | Real estate | 2005 |
| Sundvollen Bilsenter Da | Other services | 2004 |
| Sundvollen Invest AS | Real estate | 2015 |
| Sundvollen Kiropraktorklinikk Da | Health & social care | 2023 |
| SVT AS | Real estate | 2005 |
| Tante Pose AS | Wholesale & retail | 2015 |
| TGB Holding AS | Wholesale & retail | 1988 |
| Third Wave AS | Wholesale & retail | 2018 |
| Tiurtoppen AS | | 2022 |
| Torvfestens Venner AS | Administrative & support | 2023 |
| Trym L Holding AS | | 2023 |
| TS Skog AS | Agriculture & fishing | 2017 |
| Tvebo Eiendom AS | Real estate | 2024 |
| Tvebo Holding AS | Real estate | 2024 |
| Tvebo Prosjekt AS | Real estate | 2025 |
| Tygk AS | Wholesale & retail | 2018 |
| Tyrifjord Båtcruice Da | Other services | 2001 |
| Ut Og Over AS | | 2022 |
| Utvika AS | Hospitality | 2016 |
| Valence Advisory AS | Information & communication | 2026 |
| Valence Holding AS | | 2026 |
| Vaskebjørn Eiendom AS | Real estate | 2013 |
| Vaskebjørn Holding AS | Other services | 2013 |
| Vaskemoro AS | Administrative & support | 2023 |
| Vaskero AS | Administrative & support | 2026 |
| Veigård AS | Real estate | 2021 |
| Vervian AS | Wholesale & retail | 2022 |
| Wand AS | | 2019 |
| Xclusivent AS | Arts & recreation | 2025 |
| Xtnd AS | | 2022 |
| Åsali AS | Real estate | 2022 |
| Åsaveien 93 AS | Real estate | 2022 |
| Åsaveien Holding AS | Manufacturing | 2022 |