| CLG Counselling Limited | Portsmouth | 2021 |
| CLG Holdings Limited | London | 2025 |
| CLG Legacy Limited | Guildford | 2022 |
| CLG Protector Limited | Guildford | 2022 |
| CLG SPV 001 Limited | Portsmouth | 2023 |
| Clgc Financial Consultants Limited | Sarisbury Green Southampton | 2001 |
| CLI Business Services Ltd | Sittingbourne, | 2017 |
| Click 2 Compare Limited | London | 2008 |
| Click 2 Insure Ltd | Birmingham | 2004 |
| Click 4 Currency Limited | Harrogate | 2010 |
| Click Automotive Limited | Chesterfield | 2019 |
| Click Bright Ltd | London | 2022 |
| Click Commercial Funding Limited | Birmingham | 2015 |
| Click Holdings Group Ltd | Wokingham | 2023 |
| Click Investments Limited | Stockport | 2021 |
| Click Lend Financial Ltd | London | 2024 |
| Click Loans Ltd | Cheadle | 2016 |
| Click Mortgage Solutions Ltd | Birmingham | 2009 |
| Click Save Smile Holdings Limited | Spalding | 2025 |
| Click Search Media Limited | Cardiff | 2011 |
| Click Send Money Ltd | Birmingham | 2026 |
| Click to Invest Holdings Limited | London | 2016 |
| CLICK2PROTECT UK Limited | Hitchin | 2014 |
| Clickcover (London) Limited | Southwick | 2010 |
| Clickcover Limited | West Sussex | 2007 |
| Clickers Holdings Ltd | Crewe | 2025 |
| Clickery Financial Ltd | Mold | 2015 |
| Clickflow Group Limited | Billingham | 2026 |
| Clickinvest Ltd | London | 2024 |
| Clickpay Ltd | London | 2015 |
| Clicksendnow Ltd | Borough | 2021 |
| Clickstar Holdings Limited | Edinburgh | 2021 |
| Client Assist Limited | Salford | 2020 |
| Client Bridge Holdings Limited | Warrington | 2017 |
| Client Care Options Central Limited | Cheltenham | 2014 |
| Client Care Options Limited | Cheltenham | 2013 |
| Client Cover Limited | Leeds | 2008 |
| Client First Finance Ltd. | Newburgh | 2022 |
| Client Server Group Limited | Esher | 2011 |
| Client Services Limited | Rochdale | 2009 |
| Client's First Financial Consultants Ltd | Bolton | 2016 |
| Clientful Limited | Cranleigh | 2021 |
| Clientside F&F Ltd | Exeter | 2021 |
| Clifden Arms Holding Co Ltd | Poole | 2018 |
| Clifden Mortgage Advisers Limited | Penarth | 2020 |
| Clifden VC Ltd | London | 2025 |
| Cliff Associates Limited | Cheltenham | 2007 |
| Cliff LEE FS Ltd | Eastleigh | 2015 |
| Cliff Park Holdings Ltd | Brierley Hill | 2025 |
| Cliffdon Holdings Ltd | Cookstown | 2025 |
| Cliffe Enterprise Holdings Limited | Eastbourne | 2017 |
| Cliffe Hill Second Investments Limited | Cleckheaton | 1963 |
| Cliffe House Estates Limited | Salcombe | 1996 |
| Clifford Assets Ltd | Kingswinford | 2024 |
| Clifford Bidco Limited | London | 2024 |
| Clifford Brown & Grimsey Ltd | Colchester | 2002 |
| Clifford Davis Financial Planning Ltd | London | 2017 |
| Clifford Digital Holdings Ltd | London | 2025 |
| Clifford Equityco Limited | London | 2024 |
| Clifford Investments Holdco Limited | London | 2024 |
| Clifford James Financial Services Limited | Leeds | 2019 |
| Clifford James Limited | Stocksfield | 2017 |
| Clifford Jones Holdings Ltd | Chester | 2023 |
| Clifford Lane Limited | Cranleigh | 2017 |
| Clifford LAX Finance Ltd | Wakefield | 2017 |
| Clifford Limited | Manchester | 2003 |
| Clifford Midco Limited | London | 2024 |
| Clifford Packaging Holdings Limited | Middlesex | 1980 |
| Clifford Talbot Holdings Limited | Market Drayton | 2020 |
| Clifford Watts Limited | Cardiff | 2012 |
| Clifford Whittaker Limited | Hyde | 1985 |
| Cliffrange Limited | London | 1985 |
| Cliffsteen Limited | Manchester | 2023 |
| Cliffstone Holdings Ltd | Bridport | 2026 |
| Clift Holdings Ltd | Exeter | 2025 |
| Clifton & Wellington Capital Ltd | Pinner | 2026 |
| Clifton and Burton Group Limited | St. Ives | 1999 |
| Clifton Baldwin Knight Group Ltd | London | 2026 |
| Clifton Commercial Finance Ltd | Blackpool | 2019 |
| Clifton Compliance Services Ltd | Bristol | 2008 |
| Clifton Consulting Ltd | Bristol | 2010 |
| Clifton Down Corporate Finance Limited | Bristol | 2012 |
| Clifton Finance Services Ltd | London | 2005 |
| Clifton Financial Planning Limited | Bristol | 2016 |
| Clifton Grange Limited | Lytham St. Annes | 2020 |
| Clifton Holdings (North East) Limited | Morpeth | 2014 |
| Clifton IFA Acquisitions Ltd | Exeter | 2018 |
| Clifton Insurance Consultants Ltd | Pangbourne | 2012 |
| Clifton Investco Limited | Bolton | 2025 |
| Clifton Investment Holdings Limited | London | 2021 |
| Clifton Investment Management Limited | Cheltenham | 2020 |
| Clifton LV Ltd | Sheffield | 2025 |
| Clifton Nash Limited | Chorley | 2009 |
| Clifton Private Finance Limited | Bristol | 2016 |
| Clifton UK Holdings Ltd | Southall | 2026 |
| Clifton Village Limited | London | 2025 |
| Clifton Wealth Ltd | Exeter | 2010 |
| Clifton Wealth Partnership (Aberdeen) Limited | Aberdeen | 2017 |
| Clifton Wealth Partnership (Stroud) Ltd | Bristol | 2000 |
| Clifton Wealth Partnership Ltd | Bristol | 2011 |