| Cladir Limited | | 2023 |
| Clanford Investments L.P. | | 2013 |
| Clarico Limited | | 2023 |
| Class Imports/Exports L.P. | | 2013 |
| Classic Alliance L.P. | | 2013 |
| Classic Capital Ventures L.P. | | 2012 |
| Classic Import/Export L.P. | | 2011 |
| Classic Investment Holdings L.P. | | 2016 |
| Classic Management Solutions L.P. | | 2014 |
| Classic Marketing & Promotions L.P. | | 2016 |
| Classic Properties Worldwide L.P. | | 2013 |
| Classic Resources L.P. | | 2013 |
| Classic Ventures L.P. | | 2014 |
| Classic Worldwide Services L.P. | | 2015 |
| Classical Investments L.P. | | 2014 |
| Claughbane Limited | | 2022 |
| Claverfield Limited | | 2022 |
| Claylake PCC Limited | | 2023 |
| Claymore Enterprises Limited | Administrative & support | 2017 |
| Clayton Invest LP | | 2014 |
| Clear Distribution L.P. | | 2014 |
| Clear Investments Worldwide L.P. | | 2012 |
| Clear Management Development L.P. | | 2015 |
| Clear View Associates Limited | | 2023 |
| Cleartech Corporation L.P. | | 2015 |
| Clearview Solutions L.P. | | 2014 |
| Cleburne Limited | | 2022 |
| Cleckheaton Property Limited | | 2023 |
| Clematis Limited | | 2025 |
| Cleo Propco II Limited | | 2023 |
| Cleo Propco III Limited | | 2023 |
| Clerkenwell Investments Limited | | 2023 |
| Clever Networks L.P. | | 2013 |
| Clever Technology Support L.P. | | 2014 |
| Cliffwell Investments Worldwide L.P. | | 2015 |
| Clifton Gardens Limited | | 2025 |
| Clifton Moor Retail III Ltd | | 2022 |
| Clifton Moor Retail Ltd | | 2022 |
| Clifton Stream Limited | | 2023 |
| Clockart Limited | | 2022 |
| Cloud Consulting Solutions L.P. | | 2014 |
| Cloud Resources L.P. | | 2013 |
| Cloud Technology Services L.P. | | 2012 |
| Cloughbrae Limited | | 2023 |
| Clover Alliance L.P. | | 2011 |
| Clover Enterprises L.P. | | 2015 |
| Clover International L.P. | | 2016 |
| Clover Organisation L.P. | | 2015 |
| Cloverhill Developments L.P. | | 2015 |
| Cloverhill Limited | | 2023 |
| Club Altamira Title Limited | Professional & scientific | 1996 |
| Club Class Properties Limited | | 2023 |
| Club Enterprises L.P. | | 2016 |
| Club Investments L.P. | | 2013 |
| Club LAS Adelfas (Title) Limited | Professional & scientific | 1996 |
| Club Leisure L.P. | | 2014 |
| Club Olympus (Unit Five) Limited | | 2009 |
| Club Olympus (Unit Four) Limited | | 2009 |
| Club Olympus (Unit One) Limited | | 2009 |
| Club Olympus (Unit SIX) Limited | | 2009 |
| Club Olympus (Unit Three) Limited | | 2009 |
| Club Olympus (Unit Two) Limited | | 2009 |
| Club Partnership L.P. | | 2012 |
| Club Regency (Title) Limited | Professional & scientific | 1996 |
| Club Ventures L.P. | | 2014 |
| Club Vista Serena (Title) Limited | Professional & scientific | 1996 |
| Coast Investments Limited | | 2023 |
| Coast Services L.P. | | 2012 |
| Coastal Assets L.P. | | 2014 |
| Coastal Marine Enterprises L.P. | | 2015 |
| Cobalt Bay Limited | | 2023 |
| Coco Properties Limited | | 2023 |
| Codex Land PCC Limited | | 2022 |
| Coke Engineering L.P. | | 2010 |
| Colaw Properties Limited | | 2022 |
| Coleford Industrial 1 Limited | | 2025 |
| Coleshill Limited | | 2023 |
| Collie Investments Limited | Professional & scientific | 1996 |
| Collier Investments Limited | | 2023 |
| Colliers Wood Investments Limited | | 2022 |
| Collina Limited | | 2023 |
| Collingdene Investments Limited | | 2022 |
| Collingwood Limited | | 2023 |
| Colneal L.P. | | 2011 |
| Colour Commerce LP | | 2015 |
| Colville Limited | | 2023 |
| Comet Assets L.P. | | 2013 |
| Comet Corporation L.P. | | 2016 |
| Comet Europe L.P. | | 2013 |
| Comet International L.P. | | 2016 |
| Comet Intertrade L.P. | | 2014 |
| Comet Overseas L.P. | | 2013 |
| Comet Projects L.P. | | 2015 |
| Comet Sales Corporation L.P. | | 2015 |
| Comet Supplies L.P. | | 2013 |
| Comet Universal L.P. | | 2013 |
| Comet Ventures L.P. | | 2014 |
| Comet Wholesale L.P. | | 2011 |
| Comet Worldwide L.P. | | 2012 |
| Cometa Solutions LP | | 2015 |