| Cmnk Holdings Ltd | Runcorn | 2025 |
| CMO Financial Limited | Telford | 2014 |
| CMO Group Limited | Birmingham | 2021 |
| CMO Plastering Ltd | Manchester | 2025 |
| Cmostores Holdings Limited | Plymouth | 2020 |
| CMP Batteries Pensions Limited | Bolton | 1989 |
| CMP Estates Ltd | Doncaster | 2026 |
| CMP Holdings Limited | Hitchin | 2020 |
| CMP Lichfield Limited | Birmingham | 2024 |
| CMP Resolutions Holdings Limited | Royston | 2024 |
| CMP Wealth Management Holding Company Limited | Kidderminster | 2024 |
| Cmpf Group Limited | London | 2016 |
| Cmpf Ltd | London | 2026 |
| Cmpg Holdings Ltd | Colchester | 2025 |
| Cmpnd Ltd | London | 2023 |
| Cmprotect Limited | London | 2013 |
| CMR Capital Ltd | Newport | 2024 |
| CMR Retail Ltd | Faversham | 2023 |
| CMS (Chattaway Mortgage Services) Ltd | Bromley | 2025 |
| CMS Aldred Limited | Amersham | 2026 |
| CMS Alliance Ltd | Corsham | 2018 |
| CMS Buckles Limited | Amersham | 2026 |
| CMS Capital Ltd | Watford | 2025 |
| CMS Carpets (Newbury) MBO Limited | Newbury | 2022 |
| CMS Cepcor (Holdings) Limited | Coalville | 2017 |
| CMS Consolidated Holdings Ltd | Banbury | 2024 |
| CMS Corporate Mailing Solutions Trustee Limited | Buckingham | 2024 |
| CMS Finance Limited | London | 2025 |
| CMS Financial Management Limited | Oxfordshire | 1965 |
| CMS Financial Services Ltd | Newry | 2017 |
| CMS Group Holdings Ltd | Manchester | 2018 |
| CMS Holdco UK Limited | London | 2024 |
| CMS Holdings (Gloucester) Limited | Gloucester | 2019 |
| CMS Holdings Partnership Limited | High Wycombe | 2025 |
| CMS Holdings UK Limited | Gateshead | 2005 |
| CMS Investments Group Ltd | Birmingham | 2019 |
| CMS Networx Ltd | Kettering | 2019 |
| CMS Properties & Mortgages Limited | Uttoxeter | 2024 |
| CMS Risk Consulting Limited | London | 2013 |
| CMS Wealth Holdings Ltd | Banbury | 2024 |
| CMS Wealth Ltd | Aynho | 2012 |
| Cmse Holdings Limited | London | 2025 |
| Cmsgroup SW Ltd | Plymouth | 2026 |
| Cmspi Bidco Limited | Manchester | 2021 |
| Cmspi Midco 1 Limited | Manchester | 2021 |
| Cmspi Midco 2 Limited | Manchester | 2021 |
| Cmspi Topco Limited | Manchester | 2021 |
| Cmsr Limited | Salisbury | 2009 |
| Cmss Group Ltd | Cardiff | 2022 |
| Cmst Limited | Witham | 2018 |
| CMT Finance Limited | Grays | 2025 |
| CMT Trading and Investments Limited | Rotherham | 2013 |
| CMT Xxii U.K. Limited | London | 2021 |
| Cmtc 2014 Limited | Stockport | 2014 |
| Cmtm Associates Ltd | Congleton | 2019 |
| Cmtransfer UK Limited | London | 2023 |
| Cmty Ltd | Warrington | 2022 |
| CMU Investments Limited | Bristol | 2013 |
| Cmuk Holdings Limited | Warrington | 2025 |
| Cmutual Group Limited | London | 1998 |
| CMV Ventures Ltd | Leicester | 2025 |
| CMW Property Topco Limited | Warrington | 2024 |
| CMW Utilities Holdings Limited | Bishop Auckland | 2022 |
| Cmwb Holdings Limited | Warrington | 2025 |
| Cmwdp Holdings Limited | South Molton | 2026 |
| Cmwr Holdings Limited | London | 2022 |
| CMX Holdings Limited | Leek | 2026 |
| CMY Consultants Limited | Bromley | 2014 |
| CMY Investment Limited | Leeds | 2018 |
| CMY001 Ltd | Uxbridge | 2022 |
| CMZ Group Limited | Wickford | 2022 |
| CN Capital Investments Limited | Leominster | 2024 |
| CN Consulting Ltd | London | 2020 |
| CN Holdings (Wellingborough) Limited | Northampton | 2026 |
| CN Innovative Finance Ltd | Dartford | 2015 |
| CN Kavanagh Holdings Ltd | Kilmarnock | 2025 |
| CN Seeds Holdings Limited | Ely | 2015 |
| CN Wealth Limited | Saffron Walden | 2013 |
| CNA Europe Holdings Limited | London | 1998 |
| CNA Hardy International Services Limited | London | 2015 |
| CNA Insurance Company Limited | London | 1864 |
| CNA Resources Limited | Cardiff | 2013 |
| CNB Holdings Limited | Norwich | 2015 |
| CNB Property Solutions Limited | Maldon | 2021 |
| CNB Wealth Management Limited | Paisley | 2022 |
| Cnbe Group Ltd | Llandeilo | 2023 |
| CNC 8298 Consulting Limited | London | 2017 |
| CNC Doors Holdings Limited | Stourbridge | 2025 |
| CNC GH Ltd | Altrincham | 2025 |
| CNC Inversiones Limited | Knutsford | 2018 |
| CNC Precision Protection Ltd | Exeter | 2020 |
| CNC Windfarm Ltd | Edinburgh | 2016 |
| CNC World Group Limited | Norwich | 2016 |
| Cncm Investment Company Limited | Maidstone | 2026 |
| Cncpts.Co Ltd | London | 2023 |
| CND Trading Limited | Camberley | 2011 |
| Cndx Advisors Limited | London | 2018 |
| CNF London Properties Limited | London | 2021 |
| CNG (Group) Limited | Birmingham | 2010 |
| CNG Central Services Co Limited | London | 2019 |