| Brulin Close Management Company Limited | Households | 2024 |
| Brumade Limited | Health & social care | 2024 |
| Bruna Galobardes Ltd | Health & social care | 2021 |
| Brunal Cleaning Ltd | Administrative & support | 2024 |
| Brunalglobaldeals Limited | Wholesale & retail | 2025 |
| Brunch at the Hollow Ltd | Hospitality | 2026 |
| Brunchies Bristol Ltd | Hospitality | 2020 |
| Brunel & Temple Ltd | Professional & scientific | 2017 |
| Brunel AI Ltd | Information & communication | 2024 |
| Brunel Apartments Limited | Real estate | 2021 |
| Brunel Asset Finance Ltd | Financial services | 2007 |
| Brunel Brands Limited | Wholesale & retail | 2020 |
| Brunel Bristol Services Limited | Construction | 2018 |
| Brunel Building Services Limited | Construction | 2008 |
| Brunel Coffee Limited | Wholesale & retail | 1993 |
| Brunel Communications Ltd | Information & communication | 2021 |
| Brunel Construction Management Limited | Professional & scientific | 2018 |
| Brunel Court (Hotwells) Management Company Limited | Households | 1984 |
| Brunel Design Partnership Limited | Construction | 1971 |
| Brunel Direct Limited | Manufacturing | 2016 |
| Brunel Doors (SW) Ltd | Construction | 2016 |
| Brunel Doors Ltd | Construction | 2014 |
| Brunel Electrical Limited | Construction | 2015 |
| Brunel Employee Benefits Limited | Financial services | 1991 |
| Brunel Events Limited | Professional & scientific | 2014 |
| Brunel Executive Cars Limited | Transport & logistics | 2018 |
| Brunel Financial Consultants Limited | Professional & scientific | 2022 |
| Brunel Flooring Limited | Construction | 2021 |
| Brunel Flowers Limited | Wholesale & retail | 1995 |
| Brunel Heating Services Limited | Construction | 2025 |
| Brunel Hire Services Limited | Administrative & support | 2018 |
| Brunel Independent Financial Planners Limited | Financial services | 2014 |
| Brunel Independent Funeral Directors Limited | Other services | 2022 |
| Brunel Insurance Brokers Ltd | Financial services | 2010 |
| Brunel Insurance for People Limited | Financial services | 2011 |
| Brunel Integrated Services Ltd | Construction | 2014 |
| Brunel Labs Ltd | Information & communication | 2026 |
| Brunel Lettings Limited | Real estate | 2018 |
| Brunel Locksmiths Ltd | Administrative & support | 2011 |
| Brunel Loft Limited | Real estate | 2021 |
| Brunel Marine Coatings Ltd | Manufacturing | 2019 |
| Brunel Medical (Bristol) Ltd | Health & social care | 2010 |
| Brunel Pension Partnership Limited | Financial services | 2016 |
| Brunel PI Brokers Ltd | Financial services | 2023 |
| Brunel Power Ltd | Construction | 2025 |
| Brunel Property Developments Limited | Real estate | 2006 |
| Brunel Property Limited | Extraterritorial | 2022 |
| Brunel PUB Company Limited | Professional & scientific | 2009 |
| Brunel Real Estate Limited | Real estate | 2025 |
| Brunel Residential Properties Ltd | Real estate | 2018 |
| Brunel Services Group Ltd | Construction | 2026 |
| Brunel Stays Ltd | Real estate | 2025 |
| Brunel Stone Masonry Ltd | Construction | 2022 |
| Brunel Strategic Resourcing Group Ltd | Professional & scientific | 2025 |
| Brunel Systems Ltd | Information & communication | 2016 |
| Brunel Trading Limited | Wholesale & retail | 2016 |
| Brunel Tyres Limited | Wholesale & retail | 2005 |
| Brunel View Management Company Limited | Households | 2015 |
| Brunel Water Services Ltd | Water & waste | 2026 |
| Brunel Wealth Limited | Financial services | 2019 |
| Brunel Wind Limited | Financial services | 2006 |
| Brunel Windows Ltd | Construction | 2020 |
| Brunel's Buttery (AC) Limited | Hospitality | 2025 |
| Brunelb Ltd | Hospitality | 2024 |
| Brunelcare | Hospitality | 1958 |
| Brunels Buttery Ltd | Hospitality | 2016 |
| Brunnera CIC | Health & social care | 2024 |
| Brunswick Club C.I.C. | Arts & recreation | 2018 |
| Brunswick Research Consulting Ltd | Professional & scientific | 2024 |
| Brunswick Square Bristol Ltd | Construction | 2019 |
| Brunt & Fussell Ltd | Real estate | 2013 |
| Brush 2 Brush Decorating Services Ltd | Construction | 2021 |
| Brush and Smile Club CIC | Education | 2025 |
| Brushstrokes Courses Ltd | Education | 2024 |
| Brushwood Homes Ltd | Construction | 2022 |
| Bruson Assets Ltd | Financial services | 2026 |
| Bruson Capital Management Ltd | Financial services | 2026 |
| Brusse Property Limited | Real estate | 2014 |
| Brute Force Audio Ltd | Arts & recreation | 2026 |
| Bruton Estates Ltd | Real estate | 2018 |
| Bruun Design Ltd | Information & communication | 2008 |
| BRX Research and Development Company Limited | Professional & scientific | 1996 |
| Bryan Brothers Holdings Limited | Professional & scientific | 1975 |
| Bryan Group Ltd | Financial services | 2021 |
| Bryant Associates Wealth Management Limited | Financial services | 2022 |
| Bryant Electrical (South West) Limited | Manufacturing | 2014 |
| Bryant Holdings Limited | Hospitality | 2020 |
| Bryant Scaffolding Services Limited | Construction | 2014 |
| Bryant Trading Services Limited | | 1982 |
| Brycgstow Properties Ltd | Real estate | 2025 |
| Brycinvest Limited | Real estate | 2024 |
| Bryers Intellectual Property Ltd | Professional & scientific | 2011 |
| Bryfam Holdings Limited | Hospitality | 2021 |
| Bryha International Limited | Professional & scientific | 2019 |
| Bryley Holdings Ltd | Financial services | 2025 |
| Bryley Investments Ltd | Financial services | 2025 |
| Bryley Ltd | Information & communication | 2021 |
| Brymain Investments Limited | Real estate | 1965 |
| Brynaeres IT Ltd | Information & communication | 2026 |
| Bryntech Solutions Limited | Construction | 2025 |