| Ascendia Global Partners Ltd | London | 2025 |
| Ascendia Group Holdings Ltd | London | 2025 |
| Ascendia Investments Limited | Bristol | 2023 |
| Ascending Capital International Ltd | Leicester | 2024 |
| Ascending Holdings Ltd | Great Yarmouth | 2025 |
| Ascendis Capital Ltd | Wilmslow | 2025 |
| Ascendis Group Limited | Wilmslow | 2004 |
| Ascendis Intermediaries Ltd | Wilmslow | 2014 |
| Ascendra Limited | Derby | 2025 |
| Ascendria Limited | Exeter | 2024 |
| Ascendrix Holdings Ltd | London | 2025 |
| Ascendx Group Ltd | Cheltenham | 2025 |
| Ascension Capital Management Limited | London | 2017 |
| Ascension Capital UK, Limited | London | 2013 |
| Ascension Healthcare PLC | London | 2013 |
| Ascension Holdings Ltd | London | 2025 |
| Ascension Mortgages and Protection Ltd | Maidstone | 2020 |
| Ascension Property & Holdings Limited | Coalville | 2025 |
| Ascension Scaffolding Property Investment Ltd | Sheffield | 2021 |
| Ascension Ventures (Holdings) Limited | London | 2014 |
| Ascension Ventures Limited | London | 2011 |
| Ascensiune Limited | Luton | 2025 |
| Ascenso Tyres Global Limited | Hayes | 2023 |
| Ascensus Media Ltd | Lincoln | 2016 |
| Ascent Access Holdings Limited | Halesowen | 2022 |
| Ascent Acquisitions Ltd | Norwich | 2025 |
| Ascent Assets Limited | South Croydon | 1998 |
| Ascent Bidco Limited | Liphook | 2024 |
| Ascent Business Group Ltd | Coventry | 2021 |
| Ascent Capital Holdings Ltd. | London | 2017 |
| Ascent Claim Entitlement SPV Ltd | London | 2023 |
| Ascent Financial Consulting Limited | Leamington Spa | 2021 |
| Ascent Financial Planning Holdings Limited | St. Asaph | 2022 |
| Ascent Financial Planning Limited | St. Asaph | 2018 |
| Ascent Flight Training (Holdings) Limited | London | 2008 |
| Ascent Fund Services (UK) Limited | London | 2023 |
| Ascent Funding Limited | Manchester | 2011 |
| Ascent Global Holding Ltd | Enfield | 2026 |
| Ascent Global Investment Ltd | Enfield | 2026 |
| Ascent Healthcare Holdings Limited | Buckinghamshire | 2026 |
| Ascent Holding Group Limited | Manchester | 2017 |
| Ascent International Group Limited | Milton Keynes | 2022 |
| Ascent Management Group Ltd | Bradford | 2020 |
| Ascent Partnerships Ltd | Coventry | 2026 |
| Ascent Topco Limited | Liphook | 2024 |
| Ascent Trust Company Limited | London | 2021 |
| Ascent Ventures Limited | Manchester | 2014 |
| Ascent Wealth Management Ltd | Newport | 2019 |
| Ascent Wellfield Group Ltd | Manchester | 2023 |
| Ascenta Holdings Limited | London | 2020 |
| Ascentel Limited | Sheffield | 2021 |
| Ascentia Investments Limited | London | 2018 |
| Ascentia Mortgage Solutions Limited | Fareham | 2016 |
| Ascentix Offchain Trustees Ltd | London | 2026 |
| Ascentra Group Ltd | Hatfield | 2025 |
| Ascentrix Limited | Maidstone | 2015 |
| Ascerton House Limited | Milton Keynes | 2018 |
| Ascexit Limited | Salford | 2019 |
| Ascia Holdings Limited | Fareham | 2017 |
| Ascia Investments Limited | York | 2019 |
| Ascii Limited | Hove | 2017 |
| Ascl Holdings Limited | Forfar | 2021 |
| Asclepieion Acquisitions Limited | London | 2020 |
| Asclepius Bidco Limited | London | 2021 |
| Asclepius Cleanco Limited | London | 2021 |
| Asclepius Holdco Limited | London | 2021 |
| Asclepius Topco Limited | London | 2021 |
| Asco 205 Limited | Ilkley | 2005 |
| Asco Acquisitions Limited | Great Yarmouth | 2011 |
| Asco Group Limited | Great Yarmouth | 2011 |
| Ascocenda Limited | Thornton Cleveleys | 2012 |
| Ascoe Holdings Limited | Preston | 2025 |
| Ascona Group Holdings Ltd | Pembroke Dock | 2018 |
| Ascona Group Holdings Midco Limited | Pembroke Dock | 2024 |
| Ascona Newco Limited | Pembroke Dock | 2026 |
| Ascose PLC | London | 2019 |
| Ascot Acquisition Holdings Limited | Telford | 2022 |
| Ascot Asset Management Limited | Thatcham | 1998 |
| Ascot Bridging Finance 2 Limited | Warrington | 2019 |
| Ascot Bridging Finance 3 Limited | Warrington | 2021 |
| Ascot Bridging Finance 4 Limited | Warrington | 2022 |
| Ascot Bridging Finance Limited | Warrington | 2011 |
| Ascot Care (Holdings) Limited | South Shields | 2020 |
| Ascot Corporate Name Limited | London | 2001 |
| Ascot EBT Ltd | Ascot | 2026 |
| Ascot EOT Limited | Wakefield | 2024 |
| Ascot Family Investment Company Limited | West Yorkshire | 2026 |
| Ascot Finance (U.K.) Holdings Limited | St. Ives | 2022 |
| Ascot House & Westacott BC Maidenhead Holdco Limited | Fitzrovia | 2021 |
| Ascot House 104 Ltd | Leicester | 2018 |
| Ascot Insurance Holdings Limited | London | 2017 |
| Ascot Insurance Services Limited | London | 2004 |
| Ascot International Group Limited | Stockport | 2021 |
| Ascot Investment Management Limited | Basildon | 2002 |
| Ascot Lloyd Asset Management Limited | Reading | 2020 |
| Ascot Lloyd Financial Planning Limited | Birmingham | 1979 |
| Ascot Lloyd Investment Management Limited | Birmingham | 2012 |
| Ascot Lloyd Trustees Limited | Birmingham | 2006 |
| Ascot Parker Ltd | London | 2021 |
| Ascot Place Estate Ltd | Ascot | 2008 |