| Bowring 1967 Limited | Extraterritorial | 2014 |
| Brain Child Psychology Services Ltd | Health & social care | 2025 |
| Bramlee's Limited | Construction | 2014 |
| Brantwood Care Home Ltd | Construction | 2012 |
| Bravo Tango Limited | Financial services | 2025 |
| Brewing Details Ltd | Professional & scientific | 2026 |
| Brewstone Projects Ltd | Construction | 2024 |
| Brick Peers Limited | Construction | 1999 |
| Bridge Park Industrial Estate Ltd | Real estate | 2014 |
| Bridgeman Building and Developments Limited | Construction | 2017 |
| Bridgeman Housing Co Limited | Real estate | 2024 |
| Bridgeman Lettings Limited | Real estate | 2013 |
| Bridwell Park Limited | Extraterritorial | 2014 |
| Brilliant Harvest Farms Limited | Agriculture & fishing | 2016 |
| Bristol & District Carpentry Ltd | Manufacturing | 2016 |
| Bristol Carpets Ltd | Wholesale & retail | 2019 |
| Bristol City Stays Limited | Real estate | 2022 |
| Bristol Fish Ltd | Wholesale & retail | 2017 |
| Bristol Omnibus Company Limited | Extraterritorial | 2003 |
| Bristol Tramways & Carriage Company Limited | Extraterritorial | 2003 |
| Brix Build Ltd | Construction | 2023 |
| Bronwyn's Baby Foundation CIC | Wholesale & retail | 2023 |
| Bronwyn's Baby Limited | Wholesale & retail | 2022 |
| Brook Bros. Plastering & DRY Lining Limited | Construction | 2000 |
| Brooks Property Services, Mendip Ltd | Construction | 2023 |
| Brookwells Construction Ltd | Construction | 2024 |
| Bryon Keith's Ltd | Transport & logistics | 2026 |
| Bryson Property Solutions Ltd | Construction | 2017 |
| Bucklegrove Caravan & Camping Park Limited | Extraterritorial | 2002 |
| Bufton Green Ltd | Education | 2025 |
| Build My Dream Ltd | Construction | 2009 |
| Burcott Stores Limited | Wholesale & retail | 2013 |
| Burj Consultancy Ltd | Extraterritorial | 2016 |
| Burn LEA Imaging Limited | Health & social care | 2020 |
| Burnell Electrical Contractors Ltd | Energy | 2017 |
| Bybrook Ltd | Information & communication | 2024 |
| C & N Private Hire Ltd | Transport & logistics | 2020 |
| C Clinic Limited | Other services | 2025 |
| Cadeaux (Wells) Limited | Wholesale & retail | 2006 |
| Cadxdesign Ltd | Professional & scientific | 2018 |
| Caern Ltd | Information & communication | 2026 |
| Caffpack Limited | Financial services | 2025 |
| CAM Valley Builders Ltd | Construction | 2003 |
| Cambria Property Enterprises Ltd | Real estate | 2021 |
| Cambridge Martin Ltd | Real estate | 2024 |
| Camo Coffee Company Ltd | Manufacturing | 2021 |
| Campbell Young Holdings Limited | Financial services | 2024 |
| Carbon Design and Build Limited | Construction | 2022 |
| Carbon Fitness Holdings Limited | Financial services | 2024 |
| Caribbean Estates Limited | Real estate | 1982 |
| Carlisle Jessop 2004 LLP | | 2004 |
| Carocare Limited | Real estate | 2024 |
| Caroe & Partners LLP | | 2006 |
| Caroline Gent Catering Limited | Hospitality | 2009 |
| Cars on Film Ltd | Extraterritorial | 2021 |
| Cas-Global-Pathways Ltd | Professional & scientific | 2025 |
| Castle Court (Wookey) Management Company Ltd | Real estate | 2018 |
| CASTLE53 Limited | Information & communication | 2026 |
| Casts Medical Supplies Limited | Administrative & support | 2002 |
| Catalyst Philanthropic Consulting Limited | Professional & scientific | 2024 |
| Catering South West Ltd | Hospitality | 2018 |
| Cathedral City Scaffolding Ltd | Construction | 2025 |
| Cathedral Park Management Company Limited | Extraterritorial | 2008 |
| Cavill Ashwell Limited | Professional & scientific | 2002 |
| CDH Freeholds Limited | Real estate | 2017 |
| Cedardale Ltd | Hospitality | 2023 |
| Cerulean Consulting Services Limited | Professional & scientific | 2018 |
| CF Bath Ltd | Arts & recreation | 2026 |
| CG Capital Holdings Ltd | Financial services | 2019 |
| Chaddock Joinery Ltd | Manufacturing | 2024 |
| Chalmers HB Audit Ltd | Extraterritorial | 2015 |
| Chambers Services (Surfacing & Groundworks Contractors) Ltd | Construction | 2015 |
| Chameleon Office Support Limited | Administrative & support | 2014 |
| Charles Gregory Design Ltd | Administrative & support | 2009 |
| Charlotte Rossi Hair Limited | Other services | 2015 |
| Chartspring Ltd | Construction | 1997 |
| Cheddar & Wells Skips Ltd | Transport & logistics | 2005 |
| Cheddar Moto Park Limited | Extraterritorial | 2016 |
| Cheddar MX Store Limited | Wholesale & retail | 2016 |
| Cheddar Valley PUB Group Ltd | Hospitality | 2017 |
| Cheese Yard Limited | Real estate | 2011 |
| Chen 68 Ltd | Hospitality | 2025 |
| Cherished Events Ltd | Hospitality | 2021 |
| Chesterblade Building Services Ltd | Construction | 2009 |
| Chew Valley Property Development Limited | Construction | 2013 |
| Chi-Chi MOI Ltd | Wholesale & retail | 2015 |
| Chop Barbers Limited | Other services | 2006 |
| Chowchow Enterprises Ltd | Arts & recreation | 2014 |
| Chris Witor Triumph 2000-2.5 Specialist Ltd | Wholesale & retail | 2018 |
| Chrisalis Building Solutions Limited | Construction | 2023 |
| Christmas Parade Limited | Wholesale & retail | 2002 |
| Chubb Bulleid (Pensions) Limited | Professional & scientific | 2005 |
| Chubb Bulleid Limited | Professional & scientific | 2005 |
| Churches Property Ltd | Real estate | 2026 |
| Circuit Motorsport Ltd | Wholesale & retail | 2014 |
| City and Rural Property Auctions Ltd | Real estate | 2022 |
| City Arms Ltd | Hospitality | 2015 |
| City Decorating Supplies Ltd | Wholesale & retail | 2015 |
| Cjfi Holdings Limited | Financial services | 2024 |
| Ckcr Network Solutions Ltd | Information & communication | 2015 |