| CDO Holdings Limited | Sidcup | 2024 |
| CDO. Group Holdings Ltd. | Kington | 2019 |
| Cdoc 42 Ltd | Londonderry | 2020 |
| Cdot & Co Ltd | Ware | 2020 |
| CDP Associates Limited | Bridgend | 2003 |
| CDP Brand Services UK Limited | London | 2026 |
| CDP Consulting Services UK Limited | London | 2026 |
| CDP Data and Platform Services Holding UK Limited | London | 2026 |
| CDP Data and Platform Services UK Limited | London | 2026 |
| CDP Estates Limited | Newtownards | 2025 |
| CDP Holdco Ltd | London | 2022 |
| CDP North West Investments Ltd | Bromborough | 2016 |
| CDP Property (NO.1) Limited | Alderley Edge | 2010 |
| CDP Renewable UK Hydro II Limited | London | 2021 |
| CDP Renewable UK Hydro Limited | London | 2017 |
| CDP Software Holding Limited | London | 2016 |
| CDP Troy Bidco Limited | London | 2025 |
| CDP Worldwide Holdings Limited | London | 2026 |
| Cdpq Onyx Port Holdings Limited | London | 2026 |
| CDR Advisory Limited | Kingston Upon Thames | 2015 |
| CDR Holdings Limited | Stockton-On-Tees | 2022 |
| CDR Insurance Services Limited | Calne | 2026 |
| CDR JV GP Limited | London | 2018 |
| CDR Midco GP Limited | London | 2018 |
| CDR Mortgages Limited | Bristol | 2012 |
| CDR Nomineeco 1 Limited | London | 2018 |
| CDR Nomineeco 2 Limited | London | 2018 |
| CDR Property Group Limited | Stoke-On-Trent | 2022 |
| CDS Aquisitions 1 Ltd | Deeping St Nicholas | 2026 |
| CDS Aquisitions 2 Ltd | Deeping St Nicholas | 2026 |
| CDS Aquisitions 3 Ltd | Deeping St Nicholas | 2026 |
| CDS Aquisitions 4 Ltd | Deeping St Nicholas | 2026 |
| CDS Consultancy Services Limited | Cardiff | 2002 |
| CDS Global Investments Ltd. | London | 2020 |
| CDS IT Capital Ltd | Walsall | 2025 |
| CDS Newmarket Ltd | Leeds | 2022 |
| CDS Security & Fire Limited | Durham | 2009 |
| CDT 123 Limited | Guildford | 2015 |
| CDT Propassist Ltd | Birmingham | 2024 |
| Cdts Holdings Limited | Malpas | 2026 |
| CDV-2, Ltd. | Middlesex | 2002 |
| CDW Finance Limited | Fareham | 2016 |
| CDW Holdings Limited | Shrewsbury | 2008 |
| CDW Management Ltd | Andover | 2025 |
| CDY 2021 Ltd | East Yorkshire | 2021 |
| CDY EOT Ltd | Hull | 2021 |
| CDY Holdings Ltd | Hull | 2015 |
| CDY Limited | | 1999 |
| CE Advisory Limited | Altrincham | 2022 |
| CE Analysis Ltd | Peterborough | 2022 |
| CE Bidco Limited | London | 2018 |
| CE Cleanco Limited | London | 2018 |
| CE Europe UK Holdings Limited | Warrington | 2023 |
| CE Finco Limited | London | 2018 |
| CE Henderson Limited | Lanark | 2025 |
| CE Image Holdings Limited | Newport | 2018 |
| CE International Holdings Limited | London | 2024 |
| CE International Ltd | London | 2020 |
| CE Nominees Limited | London | 2018 |
| CE Property & Sons Ltd | Witham | 2019 |
| CE Scotland II Limited | Edinburgh | 2008 |
| CE Strategic Ltd | London | 2025 |
| CE Topco Limited | London | 2018 |
| CE UK Assets Ltd | Liverpool | 2020 |
| Ce&I Holdings Ltd | Manchester | 2026 |
| CEA Group Limited | Southampton | 2022 |
| CEA Investments Limited | London | 2018 |
| Cea's Quality Ltd | Crawley | 2025 |
| Ceacca Holdings Limited | Leeds | 2022 |
| Ceadar Holdings Limited | Woodford Green | 2024 |
| Ceafinancials Ltd | Ruthin | 2022 |
| Cean Limited | Ormskirk | 2025 |
| Cearn Solar Farm Limited | London | 2025 |
| Ceased 07 Ltd | Oldham | 1993 |
| Ceased Trading 08427406 Limited | London | 2013 |
| Ceased Trading 12525744 Ltd | London | 2020 |
| Ceat Investments Ltd | King'S Lynn | 2019 |
| Ceaton Holdings Limited | Cardiff | 2022 |
| Ceatta Limited | Stockton-On-Tees | 2008 |
| CEB Global Holdings Limited | London | 2015 |
| CEB Group (Holdings) Ltd | Ingatestone | 2019 |
| CEB Mortgages Limited | Brighton | 2015 |
| Ceba Transport Group Limited | Stoke-On-Trent | 2015 |
| Cebella Holdings Limited | London | 2025 |
| Ceble Limited | Grantham | 2017 |
| CEC & Finance Ltd | London | 1995 |
| CEC Capital Ltd | London | 2015 |
| CEC Leisure UK Ltd | Gravesend | 2024 |
| Ceci Holdings Ltd | Hove | 2025 |
| Cecil Amey Holdings Limited | Attleborough | 2012 |
| Cecil and Cliveland Holdings Limited | Birmingham | 2024 |
| Cecil James Consulting Ltd | Kidderminster | 2018 |
| Cecil Management Limited | London | 2012 |
| Cecilia Broker Services Limited | Ilford | 2023 |
| Cecilian Ventures (UK) Ltd | Norwich | 2022 |
| Cecily Holding Limited | London | 2020 |
| Cecoss UK Ltd | Brighton | 2014 |
| Cecotec Ltd | London | 2020 |
| Cectrad Holdco Limited | London | 2025 |
| CED Capital Limited | London | 2011 |