| Crevative Consultant Limited | Professional & scientific | 2018 |
| Crisis Care Northwest Ltd | Administrative & support | 2025 |
| Crispy Cottage (NW) Ltd | Hospitality | 2025 |
| Crispy Cottage Limited | Hospitality | 2023 |
| Cristel Blinds Ltd | Construction | 2020 |
| Cristo Limited | Hospitality | 2015 |
| Crocka Cups Ltd | Manufacturing | 2025 |
| Crocka Limited | Other services | 2021 |
| Croft Top Equestrian Centre Limited | Arts & recreation | 2015 |
| Croppers Butchers & Deli Ltd | Wholesale & retail | 2021 |
| Crossway Carpets Limited | Wholesale & retail | 2009 |
| Crow Wood Equestrian (NW) Limited | Arts & recreation | 2016 |
| Crown Care Manchester Limited | Administrative & support | 2014 |
| Crown Care Services NW Ltd | Administrative & support | 2015 |
| CROWN1 Ltd | Financial services | 2024 |
| Crust & Coffee Corner Ltd | Wholesale & retail | 2025 |
| Crystal Clear Business Services Ltd | Administrative & support | 2020 |
| CSM Plastering (NW) Ltd | Construction | 2020 |
| CSM Steelstock Ltd | Wholesale & retail | 2008 |
| Cthorpebrickwork Limited | Construction | 2025 |
| CTO Academy Limited | Other services | 2018 |
| Cube Golem (UK) Limited | Wholesale & retail | 2025 |
| Cuemasterz Ltd | Arts & recreation | 2025 |
| Currentcare Limited | Wholesale & retail | 1997 |
| Currywalaa Fusion Ltd | Hospitality | 2025 |
| Curtainsider Repairs Limited | Wholesale & retail | 2016 |
| Custom Composite Tubes Limited | Manufacturing | 2019 |
| Custom Shop Designs Limited | Manufacturing | 2020 |
| CV Wholesale Limited | Wholesale & retail | 2021 |
| Cyber Smart Training Ltd | Education | 2020 |
| Cylinder Cover Company Ltd | Manufacturing | 2018 |
| Cyprus Food Accrington Ltd | Hospitality | 2025 |
| D & D Wallbank Contractors Ltd | Agriculture & fishing | 2003 |
| D & H Cars Limited | Wholesale & retail | 2024 |
| D & H Property Management Limited | Real estate | 2025 |
| D Blackmore & SON Joinery Contractor Ltd | Construction | 2022 |
| D C Fabrication & Engineering Limited | Professional & scientific | 2019 |
| D Deep Cleaning Services Ltd | Water & waste | 2021 |
| D L Drylining and Plastering Limited | Construction | 2016 |
| D Morris Electrical Services Ltd | Construction | 2016 |
| D White Solutions NW Ltd | Construction | 2022 |
| D&A Data Ltd | Financial services | 2021 |
| D&D Lane Ltd | Construction | 2024 |
| D&M Boult Ltd | Hospitality | 2024 |
| D&S Home Lettings Limited | Real estate | 2025 |
| D&S Properties (NW) Ltd | Real estate | 2023 |
| D, E & a Drinks Limited | Hospitality | 2021 |
| D- S- Buildings Limited | Manufacturing | 2007 |
| D. & G. Electrics | | 1997 |
| D.B.R. Motors Limited | Wholesale & retail | 2000 |
| D.G. Insulation Limited | Construction | 1990 |
| D.R. Construction (North West) Limited | Construction | 2000 |
| Daily Paints Limited | Wholesale & retail | 2021 |
| Daisy 2004 Limited | Health & social care | 2017 |
| Daly Electrical Ltd | Construction | 2023 |
| DAM Oven Services Ltd | Professional & scientific | 2024 |
| Damian Taylor Golf Limited | Arts & recreation | 2010 |
| Damp Detectives Northwest Limited | Construction | 2021 |
| Damp Detectives Yorkshire Limited | Construction | 2023 |
| DAN Pilkington Building and Landscaping Limited | Construction | 2026 |
| Dancesyndrome | Education | 2013 |
| Daniel Roofing and Guttering Ltd | Construction | 2026 |
| Dannys Car Hire Limited | Administrative & support | 2025 |
| Dannys Investments Ltd | Real estate | 2026 |
| Dante's Bazaar Ltd. | Manufacturing | 2023 |
| Danziger Osias Ltd | Wholesale & retail | 2025 |
| DAR UL Zeshan UK CIC | Hospitality | 2024 |
| Dark Artsy 1300 Ltd | Arts & recreation | 2023 |
| Darwen Cleaning Centre Limited | Other services | 2006 |
| Darwen Plant Services Ltd | Administrative & support | 2023 |
| Daska Logistics Limited | Transport & logistics | 2026 |
| Data-Track Fuel Systems Limited | Extraterritorial | 1992 |
| Dave Thomas Transmission Solutions Limited | Professional & scientific | 2014 |
| David J Miller Financial Services | | 2004 |
| David J Miller Insurance Brokers Limited | Financial services | 2000 |
| David Miller Holdings Limited | Financial services | 2000 |
| Dawson and SON Electrical Ltd | Construction | 2022 |
| Dawson Electrical Limited | Construction | 2009 |
| DB Decorating Ltd | Construction | 2022 |
| DBG Trading Limited | Hospitality | 2020 |
| DC Motors NW Ltd | Wholesale & retail | 2022 |
| Ddfi Enterprises Limited | Financial services | 1972 |
| Ddfi Limited | Financial services | 2006 |
| Dealer Match Maker Ltd | Professional & scientific | 2025 |
| Dearden Design & Developments Ltd | Construction | 2010 |
| Debtpool Limited | Other services | 2026 |
| Decor 8 (Paint Supply) Limited | Professional & scientific | 2008 |
| Deep Seasons Ltd | Wholesale & retail | 2022 |
| Dee’S Keys Ltd | Real estate | 2025 |
| Defence Maintenance Ltd | Professional & scientific | 2007 |
| Defender Group Limited | Administrative & support | 2020 |
| DELICACY123 Ltd | Hospitality | 2019 |
| Delorean Motor Company Limited | Manufacturing | 2005 |
| Delta Energy Group Ltd | Professional & scientific | 2026 |
| Delta Healthcare Consultancy Limited | Professional & scientific | 2025 |
| Delta Takeaway Limited | Hospitality | 2023 |
| Delta Tracking Ltd | Administrative & support | 2024 |
| Dementia BEE C.I.C. | Information & communication | 2024 |
| Denisa’S Cafe Ltd | Hospitality | 2025 |
| Denley Properties Ltd | Real estate | 2017 |