| Box Avenue Ltd | Hospitality | 2026 |
| Box in the Sun Ltd | Administrative & support | 2024 |
| Bpcs Properties Limited | Real estate | 2020 |
| Bradley & Griffiths Ltd | Hospitality | 2020 |
| Branco Group Ltd | Professional & scientific | 2024 |
| Branded Outlet Ltd | Wholesale & retail | 2025 |
| Branson Properties Ltd | Real estate | 2022 |
| Breakdown Recovery Northwest Ltd | Transport & logistics | 2025 |
| Breathe Jewellery and Holistic's UK Ltd | Manufacturing | 2023 |
| Breen Accountants Limited | Professional & scientific | 2019 |
| Brian Hudson Enterprises Limited | Administrative & support | 2021 |
| Bridge Motor Werks Ltd | Wholesale & retail | 2020 |
| Brierley Capital Limited | Financial services | 2026 |
| Brierley Developments Limited | Construction | 2026 |
| Brierley Limited | Real estate | 2019 |
| Bright Bathrooms Ltd | Wholesale & retail | 2017 |
| Bright Stars Private Day Nursery Ltd | Education | 2016 |
| Brightness Online Ltd | Wholesale & retail | 2022 |
| Britannia Education Services Ltd | Education | 2026 |
| Britannica Estates Ltd | Real estate | 2024 |
| Briteco Dynamic Ltd | Transport & logistics | 2026 |
| Britton and SON Limited | Hospitality | 2021 |
| Broadhurst Holdings Ltd | Information & communication | 2021 |
| Broadley Accounting Limited | Information & communication | 2021 |
| Broadley Moffat Ltd | Information & communication | 2024 |
| Broadoak Hotel Limited | Hospitality | 2025 |
| Broadway Retreat Manchester Ltd | Health & social care | 2022 |
| Bromleys Solicitors LLP | | 2011 |
| Bromleys Trust Corporation Limited | Professional & scientific | 2015 |
| Brooke Bond Apartments Limited | Administrative & support | 2024 |
| Brooklands Holdings Ltd | Financial services | 2022 |
| Btebb Limited | Construction | 2022 |
| BTL Property Consultants Limited | Professional & scientific | 2012 |
| Buckley Developments NW Ltd | Construction | 2021 |
| Buckley Estates Ltd | Real estate | 2021 |
| Buckley Plumbing & Heating Limited | Construction | 2021 |
| Bulk Made Studio Ltd | Wholesale & retail | 2025 |
| Bullzeye Lounge and Darts Shop Ltd | Arts & recreation | 2026 |
| Burke Embroidery Services Ltd | Manufacturing | 2007 |
| Bury Pallets Services Limited | Manufacturing | 2014 |
| BUS Stop Shop Ltd | Wholesale & retail | 2023 |
| Bushido Media Ltd | Information & communication | 2019 |
| Bushtec Limited | Water & waste | 2021 |
| Business Concern Plus Limited | Administrative & support | 2018 |
| Buslana Textiles Limited | Manufacturing | 2026 |
| Busy Little Muslim Ltd | Manufacturing | 2025 |
| Butt Juices Limited | Manufacturing | 2025 |
| Buy OR Rent a Car Ltd | Wholesale & retail | 2026 |
| BV Mobiles Limited | Wholesale & retail | 2023 |
| BYB Homes Ltd | Real estate | 2025 |
| BZ Trading Limited | Wholesale & retail | 2024 |
| C and M Supplies Limited | Wholesale & retail | 2003 |
| C Ireson Limited | Construction | 2025 |
| C&P Projects Ltd | Construction | 2024 |
| C.Carter GAS & Property Services Ltd | Construction | 2022 |
| C.D.M Decorative Glass and Conservatories Ltd | Manufacturing | 1997 |
| C.O.Fashion Ltd | Wholesale & retail | 2025 |
| C.Taylor Driving Ltd | Transport & logistics | 2023 |
| Caas Properties Limited | Real estate | 2020 |
| Cabasa CIC | Education | 2019 |
| Cabik Plastering Systems Limited | Construction | 2013 |
| Cabins & Spas Limited | Construction | 2013 |
| Cafe Christina Limited | Hospitality | 2024 |
| Cafe Mosaic Limited | Hospitality | 2014 |
| Cake Box Ashton Ltd | Hospitality | 2018 |
| Calm by Day Ltd | Wholesale & retail | 2018 |
| Calmer ZEN Ltd | Professional & scientific | 2023 |
| Calverley Carpets Ltd | Wholesale & retail | 2020 |
| Cambridge Global Limited | Information & communication | 2019 |
| Camilafashion Limited | Wholesale & retail | 2025 |
| Campbell's Crane Hire Ltd | Administrative & support | 2015 |
| Candy's Cupcakes Limited | Hospitality | 2019 |
| Cantay Limited | Wholesale & retail | 2021 |
| Canton Roast Ltd | Manufacturing | 2026 |
| Canvex Ltd | Wholesale & retail | 2025 |
| Capital Properties Group Ltd | Financial services | 2026 |
| Capitalmcrtransfer Ltd | Transport & logistics | 2024 |
| Captain Coffee Limited | Manufacturing | 2014 |
| Car Finance House Ltd | Wholesale & retail | 2020 |
| Car-Spital Limited | Wholesale & retail | 2015 |
| Caravan Sites & Rentals (Anglesey) Limited | Hospitality | 1963 |
| Carbon Cleanse Ltd | Wholesale & retail | 2025 |
| Carbon Sublime Ltd | Arts & recreation | 2013 |
| Card-Monroe Co., UK Ltd | Wholesale & retail | 2021 |
| Carl LEE Joinery Ltd | Extraterritorial | 2024 |
| Carlodge Ltd | Administrative & support | 2023 |
| Carpe Diem Properties (N/W) Limited | Real estate | 2026 |
| Carpets NOW Ltd | Administrative & support | 2016 |
| Cars-To-Go-Uk Ltd | Wholesale & retail | 2020 |
| Cartaxigo Ltd | Administrative & support | 2023 |
| Casewise Outlet Ltd | Administrative & support | 2018 |
| Cashel CNC Ltd | Professional & scientific | 2018 |
| Cassons & Co.,Limited | Real estate | 1946 |
| Cast (MAN) Limited | Wholesale & retail | 2023 |
| Castle Rock Limited | Financial services | 2025 |
| Cater Rent UK Limited | Manufacturing | 2014 |
| Cathson Developments Limited | Real estate | 2004 |
| Cavendish Property Developments Limited | Construction | 2012 |
| CB OIL Services Ltd | Mining & quarrying | 2023 |
| CC Construction Manchester Ltd | Construction | 2024 |