| BTB Old England Forever Limited | Hospitality | 2018 |
| Build Tech 23 Limited | Construction | 2023 |
| Building Block Computer Services Limited | Information & communication | 2000 |
| Built Contracts Limited | Construction | 2011 |
| Built Domestic Ltd | Construction | 2014 |
| Bukhari & LEE Limited | Professional & scientific | 2025 |
| Bukhari Law Firm Ltd | Professional & scientific | 2025 |
| Bulk Bargains Cash & Carry Ltd | Wholesale & retail | 2025 |
| Bushmed Ltd | Health & social care | 2015 |
| Bushra Browj Ltd | Health & social care | 2023 |
| Busy Bugs Crafts Limited | Wholesale & retail | 2021 |
| Buy-The-House Limited | Real estate | 2023 |
| Buybright Ltd | Wholesale & retail | 2025 |
| Buymyjewellery.Com Ltd | Wholesale & retail | 2015 |
| Byrom Brothers Holdings Ltd | Real estate | 2021 |
| Bysan OIL Consultancy Ltd | Professional & scientific | 2025 |
| C & S Caravan Services Limited | Other services | 2000 |
| C - P Roofing and Guttering Limited | Construction | 2023 |
| C-Air Filtration Limited | Manufacturing | 2014 |
| C.G. Services (Darwen) Limited | Construction | 2009 |
| C.W. Electrical Services Ltd | Construction | 2004 |
| Cabline National Holdings Limited | Professional & scientific | 2011 |
| Cafe Ri-An Limited | Wholesale & retail | 2018 |
| Caitamy Limited | Manufacturing | 2026 |
| Calder Oak Ltd | Construction | 2021 |
| Calgairidh Limited | Information & communication | 2016 |
| CAN CUT Limited | Professional & scientific | 2002 |
| Canaan Property Company Ltd | Real estate | 2021 |
| Candy Works Sweets Ltd | Wholesale & retail | 2025 |
| Cangym Ltd | Arts & recreation | 2023 |
| Canopy and Kitchen Services Ltd | Professional & scientific | 2025 |
| Canterbury Court Properties Ltd | Households | 2025 |
| Capital 07 Ltd | Financial services | 2025 |
| Capo-Uk Ltd | Wholesale & retail | 2017 |
| Capricorn&Scorpio Limited | Real estate | 2020 |
| Car Defence Ltd | Administrative & support | 2020 |
| Carbonn Auto Styling Limited | Wholesale & retail | 2025 |
| Care Furniture Ltd | Wholesale & retail | 2022 |
| Care Home Furniture Ltd | Manufacturing | 2021 |
| Care Services to YOU Ltd | Health & social care | 2022 |
| Careergod Limited | Information & communication | 2025 |
| Carehomechairs Ltd | Manufacturing | 2024 |
| Carelytical Home Care Ltd | Public administration | 2021 |
| Carers Link Lancashire | Information & communication | 2013 |
| Carlant Solutions Limited | Administrative & support | 2024 |
| Carmenian Group Ltd | Wholesale & retail | 2025 |
| Carp Industries Limited | Financial services | 2015 |
| Carpet Planets & Flooring Ltd | Wholesale & retail | 2015 |
| Carter Holdings North West Ltd | Real estate | 2026 |
| Casa Catering Limited | Hospitality | 2025 |
| Case Verity Ltd | Information & communication | 2026 |
| Cassidy Electrical Limited | Construction | 2019 |
| Cater Master Fabrications Ltd | Manufacturing | 2025 |
| Cavendish Furniture Ltd | Wholesale & retail | 2008 |
| CAW Consultancy (NW) Limited | Administrative & support | 2019 |
| CB Security (NW) Ltd | Administrative & support | 2023 |
| CBR Solar & Roofing Services Ltd | Construction | 2026 |
| Cclc Holdings Limited | Wholesale & retail | 2017 |
| CD Properties NW Limited | Real estate | 2023 |
| CDD Takeaway Limited | Hospitality | 2009 |
| CE Property Group Ltd | Real estate | 2024 |
| Cecilco Limited | Hospitality | 2022 |
| CED Fabrications Limited | Manufacturing | 1991 |
| CEF Projects Limited | Professional & scientific | 2012 |
| Central Catering Services Limited | Professional & scientific | 2019 |
| Central Private Hire Ltd | Transport & logistics | 2025 |
| Central Solar & Storage Ltd | Wholesale & retail | 2025 |
| CG Information Technology Ltd | Information & communication | 2021 |
| CH AH Limited | Hospitality | 2026 |
| Chai Brands Ltd | Hospitality | 2022 |
| Chailatte Ltd | Wholesale & retail | 2024 |
| Chairs Limited | Wholesale & retail | 1992 |
| Chamberlain Training & Development Ltd | Administrative & support | 2024 |
| Charis Stay Ltd | Hospitality | 2024 |
| Charnley Court Management Company Limited | Administrative & support | 2005 |
| CHE Electrical Limited | Construction | 2014 |
| Cheapout ST Mart Ltd | Wholesale & retail | 2023 |
| Checkmyterms Ltd | Information & communication | 2026 |
| Checkpoint Motors Ltd | Wholesale & retail | 2021 |
| Cheezious Grill Ltd | Hospitality | 2025 |
| Chemistry Consulting Limited | Professional & scientific | 2026 |
| Cheqr Signs Ltd | Professional & scientific | 2024 |
| Chequecash UK Limited | Professional & scientific | 2006 |
| Cherish That Plate Ltd | Manufacturing | 2025 |
| CHF Air Conditioning Ltd | Energy | 2020 |
| Chicken Mushroom Limited | Real estate | 2025 |
| Chickzilla (Accy) Ltd | Hospitality | 2025 |
| China Oriental Health Ltd | Health & social care | 2025 |
| Chinos Maintenance Ltd | Other services | 2017 |
| Chloraco Healthcare Limited | Wholesale & retail | 2016 |
| Choppa Vapes Ltd | Wholesale & retail | 2018 |
| Chosen Care Limited | Health & social care | 2002 |
| Chris Bury Sales Ltd | Wholesale & retail | 2025 |
| Chris Wright Consulting Ltd | Professional & scientific | 2015 |
| Christina Bishop T/A the Greyhorse Ltd | Hospitality | 2023 |
| Church and Oswaldtwistle Masonic Association Limited | Other services | 1949 |
| CIA Accountants Ltd | Other services | 2023 |
| Cider City Ltd | Wholesale & retail | 2026 |
| Cirquefit & Wellbeing Ltd | Arts & recreation | 2024 |
| Cjbt Property Investments Ltd | Real estate | 2025 |