| Cache Property Investments Ltd | Real estate | 2022 |
| Cachito L.P. | | 2014 |
| Cacib Pension Limited Partnership | | 2015 |
| Cackette Projects Limited | Professional & scientific | 2020 |
| Cactus Brand Partners Ltd | Wholesale & retail | 2011 |
| Cactus Developments (East) Ltd | Construction | 2024 |
| Cactus Pick Ltd | Financial services | 2026 |
| CAD Accelerated Ltd | Wholesale & retail | 2024 |
| Cadair Limited | Extraterritorial | 2001 |
| Cade & Macaskill Ltd | Arts & recreation | 2025 |
| Cademuir Ltd | Professional & scientific | 2013 |
| Cademy Group Ltd | Information & communication | 2019 |
| Cadence Azure Founder Partner LP | | 2020 |
| Cadence Azure GP LLP | | 2020 |
| Cadence CPC Limited | Real estate | 2017 |
| Cadence Wexler Founder Partner LP | | 2023 |
| Cadence Wexler GP LLP | | 2023 |
| Cadi Couriers Ltd | Transport & logistics | 2025 |
| Cadmium Security Limited | Information & communication | 2020 |
| Cadpeople UK Ltd. | Information & communication | 2008 |
| Cadwell Corporation L.P. | | 2011 |
| Cadwell International L.P. | | 2008 |
| Cadwell Investments L.P. | | 2011 |
| Cadwell Partnership L.P. | | 2012 |
| Cadwell Resources L.P. | | 2011 |
| Cadzow Ltd | Real estate | 2020 |
| Caeliam Ltd | Professional & scientific | 2017 |
| Caelulum Ltd | Professional & scientific | 2011 |
| Caelum Holding LP | | 2025 |
| Caerd Limited | Real estate | 2021 |
| Caernarfon Consulting Limited | Administrative & support | 2019 |
| Caernarfon Lettings Limited | Real estate | 2011 |
| Caesar Business L.P. | | 2015 |
| Caesar Medical Limited | Health & social care | 2017 |
| Cafe Artista Limited | Hospitality | 2018 |
| Cafe Botanic Limited | Hospitality | 2024 |
| Cafe Dijo Limited | Hospitality | 2025 |
| Cafe DOS Ventos Limited | Hospitality | 2025 |
| Cafe EH Twenty Ltd | Hospitality | 2025 |
| Cafe Jacks Ltd | Hospitality | 2024 |
| Cafe Miro Limited | Hospitality | 2015 |
| Cafe Musa Ltd | Hospitality | 2012 |
| Cafe Muse Limited | Hospitality | 2004 |
| Cafe Neva Limited | Hospitality | 2025 |
| Cafe Odile | | 2000 |
| Cafe OH Deer Ltd | Hospitality | 2026 |
| Cafe Piccante Edinburgh Limited | Hospitality | 2017 |
| Cafe Praline Ltd | Hospitality | 2016 |
| Cafe Saint-Honore Limited | Hospitality | 1998 |
| Cafe SIA Limited | Hospitality | 2013 |
| Cafebensucennet Ltd | Hospitality | 2017 |
| Cafedirect PLC | Wholesale & retail | 1992 |
| Cafen Speciality Ltd | Hospitality | 2024 |
| Cafen Speciality Roasters Ltd | Manufacturing | 2025 |
| Cafer Capital Ltd | Financial services | 2026 |
| Caferilla Ltd | Hospitality | 2020 |
| Caffeinate Ltd | Hospitality | 2025 |
| Cafro Foods Limited | Wholesale & retail | 2019 |
| Café Kawaii Ltd | Wholesale & retail | 2022 |
| Cagafuego LP | | 2025 |
| Cahoots Studios Ltd | Information & communication | 2024 |
| Caillet International LP | | 2016 |
| Caipi 1 Scotland LP | | 2014 |
| Caipi 2 Scotland LP | | 2014 |
| Caipi a Scotland LP | | 2014 |
| Caipi B Scotland LP | | 2014 |
| Caique Publishing Limited | Information & communication | 1992 |
| Caira Holdings LP | | 2015 |
| Caird Capital I Carry LP | | 2010 |
| Caird Capital I Co-Investment LP | | 2010 |
| Caird Sackville LP | | 2014 |
| Caird Shackleton Carry LP | | 2015 |
| Caird Shackleton Co-Investment LP | | 2015 |
| Cairds Hill Wind Farm Limited | Energy | 2025 |
| Cairies Limited | Information & communication | 2011 |
| Cairn and Murray Renewables Ltd | Construction | 2024 |
| Cairn Cosmetics Limited | Manufacturing | 2026 |
| Cairn Radiological Limited | Professional & scientific | 2026 |
| Cairn Studio Ltd | Professional & scientific | 2025 |
| Cairn UK Holdings Limited | Mining & quarrying | 2006 |
| Cairn Union Ltd | Arts & recreation | 2021 |
| Cairnacre Limited | Administrative & support | 1993 |
| Cairnbank Classic Car Services Ltd | Wholesale & retail | 2018 |
| Cairncentre Limited | Hospitality | 2000 |
| Cairncraig Ltd | Professional & scientific | 2022 |
| Cairncross Limited | Other services | 2001 |
| Cairnfleet Limited | Professional & scientific | 1999 |
| Cairngorm Apartments Limited | Real estate | 2024 |
| Cairngorm Coffee Company Limited | Hospitality | 2013 |
| Cairngorm Coffee Roasters Ltd | Manufacturing | 2021 |
| Cairngorm Holdings Limited | Extraterritorial | 2016 |
| Cairngorm Research Limited | Professional & scientific | 2026 |
| Cairngorm Wilderness Contracts Limited | Construction | 2015 |
| Cairnhill Consulting Services Limited | Other services | 2018 |
| Cairnmore Limited | Real estate | 2000 |
| Cairnmore One Limited | Real estate | 2014 |
| Cairnorrie One Limited | Real estate | 2017 |
| Cairnova Technologies Ltd | Information & communication | 2026 |
| Cairns Hill Holdings Ltd | Real estate | 2021 |
| Cairnsouth Limited | Real estate | 1995 |