| Brasen Develop LP | | 2016 |
| Brash Family Butchers Limited | Wholesale & retail | 2020 |
| Brass Beauty Limited | Other services | 2021 |
| Brass Neck Communications Ltd | Professional & scientific | 2024 |
| Brassica Consultancy Ltd | Professional & scientific | 2019 |
| Bravado Underwear Ltd | Wholesale & retail | 2004 |
| Bravara LP | | 2018 |
| Bravaton Resources LP | | 2013 |
| Brave Blood Coaching Limited | Education | 2019 |
| Braveheart Auctions Limited | Wholesale & retail | 2023 |
| Braveheart Edinburgh Ltd | Hospitality | 2019 |
| Bravengo Limited | Information & communication | 2025 |
| Bravest Horse Entertainment Limited | Information & communication | 2024 |
| Bravico Commerce LP | | 2017 |
| Bravion Ltd | Information & communication | 2025 |
| Bravo (Drinks) Limited | Financial services | 2020 |
| Bravo Alliance LP | | 2015 |
| Bravo Bars & Events Ltd | Hospitality | 2026 |
| Bravo Corporation L.P. | | 2012 |
| Bravo Design Studio Ltd | Wholesale & retail | 2019 |
| Bravo Development LP | | 2015 |
| Bravo Expert LP | | 2016 |
| Bravo Global LP | | 2017 |
| Bravo Holding International LP | | 2022 |
| Bravo Investments Limited | Real estate | 2015 |
| Bravo Property Sale LP | | 2017 |
| Bravo Source LP | | 2016 |
| Bravo Trading LP | | 2015 |
| Bravo Union LP | | 2015 |
| Bravo United LP | | 2015 |
| Bravo Ventures LP | | 2015 |
| Bravopro Capital LP | | 2017 |
| Braw Brew Ltd | Hospitality | 2018 |
| Braw Bricht Design Ltd | Professional & scientific | 2024 |
| Braw Brunch Ltd | Hospitality | 2023 |
| Braw Burger Edinburgh Limited | Hospitality | 2019 |
| Braw Burger Pizza Limited | Hospitality | 2025 |
| Braw Burgers Pizzas Ltd | Hospitality | 2025 |
| Braw Films Ltd | Information & communication | 2015 |
| Braw House Design Limited | Professional & scientific | 2025 |
| Braw Leith Ltd | Information & communication | 2026 |
| Braw Media Ltd | Information & communication | 2014 |
| Braw Properties Ltd | Real estate | 2020 |
| Braw Scran Ltd | Wholesale & retail | 2026 |
| Braw Taste Limited | Wholesale & retail | 2018 |
| Braw Venues Ltd | Administrative & support | 2025 |
| Braw VFX Ltd | Information & communication | 2018 |
| Braw View Investments Limited | Other services | 2024 |
| Braw Vision Ltd | Information & communication | 2020 |
| Braw WEE Scranary Ltd | Hospitality | 2025 |
| Brawlbin FFC LLP | | 2022 |
| Braxton LP | | 2014 |
| Bray Universal LP | | 2013 |
| Braye Associates | | 1997 |
| Brazen Hair Academy Ltd | Education | 2025 |
| Brazen Mens Hair Limited | Other services | 2023 |
| Brazen Polwarth Limited | Other services | 2025 |
| BRB Investment Management Limited | Extraterritorial | 2009 |
| BRB Training and Compliance Ltd | Professional & scientific | 2026 |
| BRC Group (Scotland) Limited | Construction | 2025 |
| BRC Properties (Scotland) Limited | Real estate | 2025 |
| BRD Surfacing Ltd | Administrative & support | 2024 |
| Bre/Ge Solar Developments Limited | Construction | 2019 |
| Breacans Ltd | Information & communication | 2026 |
| Bread and Circus Ltd | Real estate | 2025 |
| Bread Matters Limited | Administrative & support | 2010 |
| Breadalbane Corporate Solutions Limited | Administrative & support | 2013 |
| Breadshare Community Interest Company | Manufacturing | 2011 |
| Breakpoint Projects LP | | 2015 |
| Breakpoint Trading LP | | 2015 |
| BREAKS-2-GO Ltd | Administrative & support | 2017 |
| Breaktimez Limited | Hospitality | 2015 |
| Breakwater Energy (Scotland) GP, LLP | | 2022 |
| Breakwater Energy Co-Investment (Scotland) GP, LLP | | 2024 |
| Breakwater Energy Co-Investment, L.P. | | 2024 |
| Breakwater Energy Investments, L.P. | | 2022 |
| Breakwater Foods Ltd | Hospitality | 2020 |
| Breakwater Properties Ltd | Real estate | 2017 |
| Breast Oncology Scotland Ltd | Health & social care | 2023 |
| Breathfeather & Co. | | 1992 |
| Breathing Solutions (UK) Limited | Professional & scientific | 2006 |
| Breathpod Ltd | Health & social care | 2017 |
| Brechins & Company Limited | Real estate | 2000 |
| Breda Wind Energy Limited | Energy | 2023 |
| Bredberg Invest LP | | 2016 |
| Bredbury Solutions LP | | 2012 |
| Breembrae Limited | Real estate | 2009 |
| Breen Craft Ltd | Information & communication | 2019 |
| Breeze Connection Ltd | Administrative & support | 2016 |
| Breeze Headhunting Ltd | Administrative & support | 2019 |
| Breeze Online Competitions Ltd | Wholesale & retail | 2021 |
| Breeze Property and Investments Limited | Real estate | 2024 |
| Breeze Psychological Services Ltd | Health & social care | 2026 |
| Breezee AI Ltd | Information & communication | 2025 |
| Breezefresh Limited | Wholesale & retail | 2000 |
| Breezy Hill Energy Limited | Energy | 2022 |
| Brefrow Sales LP | | 2014 |
| Bregal Capital Founder Partner II L.P. | | 2005 |
| Bregal Capital Founder Partner L.P. | | 2003 |
| Bregal Europe Co-Investment L.P. | | 2004 |