| Arrowsmith Compliance Ltd | Administrative & support | 2018 |
| Artistic Stage Academy Ltd | Arts & recreation | 2024 |
| ASA Theatre Arts Limited | Arts & recreation | 2018 |
| Asand Studios Ltd | Information & communication | 2021 |
| ASD Business Solutions Ltd | Professional & scientific | 2026 |
| Ashbury Hall Ltd | Professional & scientific | 2013 |
| ASK Rail Services Ltd | Real estate | 2017 |
| ATE Farms Limited | Real estate | 2008 |
| ATE Properties (Midlands) Limited | Real estate | 2017 |
| Augment Force Ltd | Information & communication | 2022 |
| Auto Fabrications Ltd | Administrative & support | 2022 |
| Auto Selekt Ltd | Wholesale & retail | 2024 |
| Auto-Tech Vehicle Services Ltd | Manufacturing | 2021 |
| Autoworx-Cov Limited | Wholesale & retail | 2017 |
| Aventar Healthcare Limited | Health & social care | 2025 |
| Avitrade Limited | Professional & scientific | 2016 |
| Avon Sash Repairs Limited | Construction | 2026 |
| AW Horses and Ponies Ltd | Agriculture & fishing | 2025 |
| AWS Fire & Security Limited | Administrative & support | 2017 |
| B B Motors COV Ltd | Wholesale & retail | 2025 |
| B&M Digital Co. Limited | Information & communication | 2025 |
| B&T Support Services Limited | Health & social care | 2015 |
| B.T. Hughes Plant Hire Limited | Construction | 1987 |
| B.T.W. Limited | Real estate | 1991 |
| BA Contracts Limited | Professional & scientific | 2013 |
| BA Vend Ltd | Wholesale & retail | 2022 |
| Baba Contractors Ltd | Construction | 2023 |
| Bajwa Haulage Limited | Transport & logistics | 2019 |
| Baker Performance Ltd | Arts & recreation | 2026 |
| Bakers Driver Hire Ltd | Transport & logistics | 2023 |
| Bambini Childcare Ltd | Education | 2006 |
| Banwell Tankers Ltd | Transport & logistics | 2023 |
| Bar DJS Limited | Information & communication | 2018 |
| Barnacle Chapel Limited | Households | 2019 |
| Barras Home Improvements Ltd | Construction | 2011 |
| BBQ Kinqq Ltd | Hospitality | 2021 |
| BBW Projects Limited | Construction | 2007 |
| Bdcss Ltd | Transport & logistics | 2024 |
| Bear Delivery Solutions Ltd | Transport & logistics | 2024 |
| Beauty Baes Faces Ltd | Other services | 2025 |
| Beds & Furniture Nuneaton Ltd | Wholesale & retail | 2023 |
| Beds Galore Nuneaton Ltd | Wholesale & retail | 2026 |
| Bedworth Classic Cars Ltd | Construction | 2025 |
| Bedworth Cricket Club | Arts & recreation | 2017 |
| Bedworth Curry Ltd | Hospitality | 2026 |
| Bedworth Express Ltd | Wholesale & retail | 2023 |
| Bedworth Heath Community Centre Ltd | Health & social care | 2003 |
| Bedworth MOT Centre Limited | Wholesale & retail | 2002 |
| Bedworth Nails and Beauty Ltd | Other services | 2024 |
| Bee-Dee Properties Ltd | Real estate | 2025 |
| Bee-Recruitment (London) Limited | Administrative & support | 2007 |
| BEI Chen Limited | Hospitality | 2013 |
| Belle Estate Ltd | Real estate | 2025 |
| Benbulben Enterprises Limited | Hospitality | 2020 |
| Benchmark Permits Ltd | Professional & scientific | 2022 |
| Benton and Johnson Limited | Extraterritorial | 1936 |
| Bessel Care Providers Limited | Health & social care | 2016 |
| Beyond Intergration CIC | Other services | 2022 |
| BFL Heating Solutions Ltd | Administrative & support | 2018 |
| BG Construction WM Ltd | Construction | 2024 |
| BG Fantasy Ltd | Other services | 2025 |
| Big Boys Property Limited | Construction | 2023 |
| Big Slims Vapour Co. Ltd | Wholesale & retail | 2016 |
| Bignic Contract Sevices Limited | Administrative & support | 2026 |
| Bilga Estate Ltd | Real estate | 2025 |
| Birmingham Rascal Limited | Construction | 2023 |
| Birmingham Youth Theatre Ltd | Arts & recreation | 2003 |
| Black Buck Events Ltd | Wholesale & retail | 2021 |
| Blazeline Limited | Administrative & support | 2006 |
| Bllisle Management Ltd | Hospitality | 2023 |
| Bloom Recruitment Ltd | Administrative & support | 2013 |
| Blue Capz Limited | Wholesale & retail | 2026 |
| Blue Peak Renovations Ltd | Real estate | 2026 |
| Bluewave Engineering Limited | Construction | 2011 |
| Blunt & Brave Ltd | Other services | 2019 |
| Boava Solutions Limited | Administrative & support | 2017 |
| Boehm Design Ltd | Professional & scientific | 2012 |
| Bone and Beef Limited | Wholesale & retail | 2025 |
| Boot Pipeline Limited | Construction | 2016 |
| Booze Zone Plus Ltd | Wholesale & retail | 2024 |
| Bowen & Brown Holdings Limited | Real estate | 2026 |
| Box Logistics Paddock Wood Limited | Administrative & support | 2018 |
| Boyden Property Management Ltd | Real estate | 2026 |
| BP Activewear Ltd | Wholesale & retail | 2026 |
| Bracs Plus Ltd | Real estate | 2016 |
| Bradley Engineering Solutions Limited | Manufacturing | 2017 |
| Braga Ltd | Hospitality | 2017 |
| Brand Bangladesh Ltd | Professional & scientific | 2016 |
| Brand Care Limited | Health & social care | 2019 |
| Brayco Services Ltd | Professional & scientific | 2018 |
| Brick Inc Ltd | Real estate | 2023 |
| Bricon Medics Ltd | Health & social care | 2022 |
| Britania Roof Care Ltd | Construction | 2025 |
| BRK Investment Limited | Hospitality | 2019 |
| Brocksmyth Ltd | Administrative & support | 2015 |
| Bromsgrove Capital Ltd | Real estate | 2014 |
| Budilnik Ltd | Professional & scientific | 2009 |
| Building the Legend Limited | Wholesale & retail | 2012 |
| Buinickis Ltd | Transport & logistics | 2012 |
| Burbage Finance Ltd | Financial services | 2013 |