| Bilgruppen Eiendom AS | Real estate | 2022 |
| Bilsenteret Fylkesnes Holding AS | | 2020 |
| Biogy Solutions AS | Professional & scientific | 2023 |
| Biovap AS | Construction | 2025 |
| Bixea Eiendom AS | Real estate | 2012 |
| BJ Montering AS | Construction | 2023 |
| Bjelland Rådgjeving AS | Professional & scientific | 2015 |
| Bjelland Videosenter AS | Hospitality | 1985 |
| Bjellandsvegen 87 AS | Real estate | 2020 |
| Bjoa Feriehus AS | Real estate | 2024 |
| Bjønna AS | Construction | 2005 |
| Bjørgvind AS | Real estate | 2020 |
| Bjørgvind Stord AS | | 2019 |
| Bladet Sunnhordland AS | Information & communication | 2021 |
| Boligpartner Finans AS | Real estate | 1990 |
| Borgen Advokatar AS | Professional & scientific | 2006 |
| Borgen AS | Real estate | 2001 |
| Borggata 15 AS | Real estate | 2008 |
| Borggata 19 AS | Real estate | 2008 |
| Borggata 23 AS | Real estate | 2015 |
| Borggata 25 AS | Real estate | 2021 |
| Borggata 26/32 AS | Real estate | 2006 |
| Borggata 27 AS | Real estate | 2019 |
| Borggata 49 AS | Real estate | 2015 |
| Bowlit AS | Arts & recreation | 2012 |
| BP Art Invest AS | Financial services | 2018 |
| Bra Fritids- Og Eiendomsutvikling AS | Real estate | 2005 |
| Bra Invest AS | Real estate | 2003 |
| Brai Holding AS | | 2024 |
| Brattestø AS | Real estate | 1997 |
| Breeze Ship Design AS | Professional & scientific | 2020 |
| Brilleriet Heiane AS | Wholesale & retail | 2016 |
| Brilleriet Stord AS | Wholesale & retail | 2005 |
| Brimstone Holding AS | | 2024 |
| Brinik Medical AS | Health & social care | 2023 |
| BRS Helse AS | Arts & recreation | 2020 |
| Brudesalongen Da | Wholesale & retail | 1994 |
| BSH Holding AS | | 2020 |
| BSS - Weightech AS | Professional & scientific | 2008 |
| Buconin Consulting AS | Professional & scientific | 2011 |
| Bybogen AS | Real estate | 2021 |
| Bygg 30 AS | Real estate | 2021 |
| Byggmester Karsten Lorenz AS | Construction | 2023 |
| Byggmester Reidar Bjelland AS | Construction | 2005 |
| Bypass AS | Construction | 2021 |
| Byre Holding AS | | 2020 |
| Byrg AS | Real estate | 2019 |
| Byrået Design & Profilering AS | Manufacturing | 2002 |
| Børsdalselva Kraftverk AS | Energy | 2007 |
| Børtveit Elektro Reparasjon A/S | | 1988 |
| Can Invest AS | Financial services | 2005 |
| Capit Studio AS | Professional & scientific | 2020 |
| Caspari Invest AS | Real estate | 2024 |
| Cathay Restaurant AS | Hospitality | 1995 |
| Cave Canem AS | | 2019 |
| Chain & Anchor Invest AS | Wholesale & retail | 2017 |
| Champion Smøremidler Stord Da | Wholesale & retail | 1989 |
| Charisma Sjøsida AS | Other services | 2020 |
| Chicko Holding AS | Financial services | 2012 |
| Chrisantemum AS | Real estate | 2018 |
| Chryso Holding AS | Health & social care | 2024 |
| Cilaris AS | Health & social care | 2020 |
| Citt Holding AS | | 2025 |
| Clinique Euphoria AS | Other services | 2013 |
| Clovervent AS | Construction | 2019 |
| CLV AS | Professional & scientific | 2015 |
| CNL Advokat AS | Professional & scientific | 2026 |
| Coast Apartments AS | Real estate | 2007 |
| Coast Næring AS | Real estate | 2000 |
| Coast Service AS | Administrative & support | 2014 |
| Coddiwomple AS | | 2023 |
| Code Monkey AS | | 2022 |
| Collectible AS | Wholesale & retail | 2020 |
| Coni AS | Information & communication | 2026 |
| Consul Holding AS | | 2025 |
| Crea Videomarketing Da | Professional & scientific | 2025 |
| Cryo Pur Norge AS | Professional & scientific | 2023 |
| CST Invest AS | Professional & scientific | 2017 |
| Cut'N Go Stord AS | Other services | 2021 |
| Cyddal AS | Financial services | 2012 |
| Daicon AS | Professional & scientific | 2021 |
| Dalekvam Eiendom AS | Real estate | 2006 |
| Dalen Fus Friluftsbarnehage AS | Education | 2018 |
| Danmo Holding AS | Health & social care | 2020 |
| Datanor Ans | Information & communication | 1996 |
| Datanor AS | Information & communication | 1998 |
| Davai Bridge & Tunnel Norge AS | Construction | 2025 |
| Dekkservice Eigedom AS | Real estate | 2018 |
| Dekkservice Holding AS | Transport & logistics | 2018 |
| Dekkservice Invest AS | Real estate | 2021 |
| Dinkha Holding AS | Hospitality | 2022 |
| Dinosaur Film AS | Information & communication | 2015 |
| Ditmar Almaas Holding AS | Professional & scientific | 2010 |
| Diva Eiendom AS | Real estate | 2001 |
| Djupadalen Næringstomter AS | Real estate | 2020 |
| Djupavikjo Boliginvest AS | Real estate | 2014 |
| Djupvik Investering AS | Health & social care | 2024 |
| Do:Be AS | Information & communication | 2018 |
| Dreieskive AS | Wholesale & retail | 2023 |
| Dsmg Holding AS | Professional & scientific | 2024 |