| Captiva Venture Partners Limited | London | 2019 |
| Captivara Limited | Birmingham | 2023 |
| Captive Holdings Limited | Stamford | 2025 |
| Captrix Ltd | Fitzrovia | 2026 |
| Capture Business Finance Ltd | Ripon | 2024 |
| Capture Caledonia Ltd | Coatbridge | 2010 |
| Capture Consultants Ltd | Beverley | 2025 |
| Capture Success Ltd | Cheltenham | 1984 |
| Capu Group Ltd | Weston-Super-Mare | 2023 |
| Capuchin Bidco Limited | London | 2024 |
| Capuchin Midco Limited | London | 2024 |
| Capuchin Topco Limited | London | 2024 |
| Capuic Limited | Thirsk | 2026 |
| Capulet Capital Management Limited | Maidenhead | 2022 |
| Capulet Holdings Limited | Perton | 2019 |
| Capulus Limited | London | 2018 |
| Capumbrella Ltd | London | 2025 |
| Caput Primum Holdings Limited | Gatwick | 2026 |
| Capventix Ltd | London | 2025 |
| Capvest Hedgeco Limited | London | 2026 |
| Capvest Investments Ltd | London | 2024 |
| Capvest Limited | London | 1999 |
| Capvian Ltd | Norwich | 2026 |
| Capwise Ltd | Edgware | 2008 |
| Capwiser Limited | London | 2019 |
| Capx Finserv Ltd | London | 2025 |
| Capybara Holdings 1 Ltd | London | 2026 |
| Car and Classic Financial Services Limited | London | 2025 |
| Car and Classic Holdings Ltd | London | 2016 |
| Car Benefit Car Schemes Limited | Bury | 2003 |
| Car Benefit Finance Limited | Bury | 2003 |
| Car Benefit Loans Limited | Bury | 2003 |
| Car Body (Holdings) Limited | Brackley | 2017 |
| Car Brothers Limited | Ilford | 2014 |
| Car Buying Guru Limited | Cannock | 2017 |
| Car Care Plan (Holdings) Limited | Thornbury | 1977 |
| Car Care Plan Limited | Thornbury | 1965 |
| Car Care Plan Management Services Limited | Thornbury | 1991 |
| Car Claim Specialists Ltd | Sheffield | 2023 |
| Car Club Direct Limited | Potters Bar | 2014 |
| Car Finance 365 Ltd | Doncaster | 2024 |
| Car Finance Advisers Limited | Kenilworth | 2017 |
| Car Finance Claim Solved Ltd | Torquay | 2024 |
| Car Finance Deals (Cheshire) Limited | Newton-Le-Willows | 2018 |
| Car Finance Experts Limited | Cardiff | 2019 |
| Car Finance Group Limited | Blackpool | 2022 |
| Car Finance Limited | Neath Abbey | 2004 |
| Car Finance R US Ltd | Borehamwood | 2017 |
| Car Holdings Limited | Durham | 2018 |
| Car Leasing (Holdings) Limited | Cranleigh | 2023 |
| Car Leasing Experts Limited | Preston | 2020 |
| Car Leasing Ltd | Cranleigh | 2000 |
| Car Leasing Solutions Limited | Birmingham | 2015 |
| Car Leasing UK Limited | Cranleigh | 2008 |
| Car Nation (NW) Limited | Chorley | 2019 |
| Car Park Investments Limited | Norwich | 1994 |
| Car Simple Limited | Fordingbridge | 2023 |
| Car Simply Ltd | Wolverhampton | 2026 |
| Car Transplants (Holdings) Limited | Doncaster | 2014 |
| Car-Finance.Net Limited | Stoke-On-Trent | 2001 |
| Cara (Topco) Limited | Andover | 2018 |
| Cara Estate Planning Limited | Kilmarnock | 2021 |
| Cara Finance Group Limited | Glasgow | 2019 |
| Cara Mortgage Services Ltd | Kilmarnock | 2006 |
| Cara Rose Holdings Ltd | Northampton | 2021 |
| Cara Trustees Limited | Manchester | 2021 |
| Carabassi Holdings Limited | Newport Pagnell | 2022 |
| Carabow Commercial Ltd | Halstead | 2010 |
| Caracal Group Limited | London | 2025 |
| Caracal Horizon Ltd | Birmingham | 2015 |
| Caracal Investments Ltd | London | 2021 |
| Caradoc Capital Limited | Brierley Hill | 2020 |
| Carafax Holdings Limited | Hull | 2021 |
| Caragon Holdings Limited | Horsham | 2016 |
| Carallon Group Holdings Limited | London | 2018 |
| Caram Holdings Limited | Wolverhampton | 2026 |
| Caramba Holdings Limited | Birmingham | 2006 |
| Caramel Bidco Limited | Nottingham | 2022 |
| Caramel Holding Co. Ltd | Wilmslow | 2025 |
| Caramel Midco Limited | Nottingham | 2022 |
| Caramont Developments Limited | London | 2009 |
| Carandra Ltd | Worcester | 2024 |
| Carantec Holdings Ltd | Harrogate | 2026 |
| Caratex Limited | London | 2025 |
| Caravan & Leisure Insurance Consultants Limited | Colwyn Bay | 2003 |
| Caravan Assessment Services Ltd | Belper | 2018 |
| Caravan Blue Limited | Newtownards | 2022 |
| Caravan Guard Limited | Halifax | 2000 |
| Caravan Insurance Services Limited | Wadhurst | 2001 |
| Caravan Investors Group Limited | Northampton | 2025 |
| Caravan Tech Holdings Ltd | Etchingham | 2014 |
| Caravanwise Limited | Christchurch | 1998 |
| Caravel Financial Services Ltd | Leeds | 2014 |
| Caravela Energy Partners UK Ltd | England | 2024 |
| Caravelis Holdings Ltd | Wembley | 2024 |
| Carayol Holdings Ltd | Oldham | 2025 |
| Carbarns Partnership Limited | Motherwell | 2019 |
| Carberry & Co Group Ltd | Belfast | 2024 |
| Carbine Ltd | Oxford | 2021 |
| Carbis Bay Estates Holding Ltd | Egham | 2026 |