| Apricity Wealth Management UK Ltd | Brighton | 2023 |
| Aprico Holdings Limited | Oxford | 2023 |
| Apricot Insurance Services Limited | Belfast | 2011 |
| Apricot Mortgages and Loans Ltd | Treharris | 2006 |
| Apricum Group Ltd | Altrincham | 2021 |
| Apricus Financial Planning Limited | Irthlingborough | 2022 |
| Apricus Group Holdings Limited | Banstead | 2008 |
| Apricus Holdings NW Limited | Runcorn | 2024 |
| Apricus Topco Limited | London | 2021 |
| April Bell Florist Limited | Sheffield | 2018 |
| April Funding I Limited | London | 2023 |
| April Holdings Limited | London | 2018 |
| April Insurance Brokers Limited | Salford | 2014 |
| April International UK Limited | London | 2010 |
| April Investments Ltd | Essex | 2025 |
| April Medibroker Limited | London | 1998 |
| April Mortgages Limited | London | 2021 |
| April RAE Holdings Limited | Thatcham | 2022 |
| April Seven Ltd | Stoke-On-Trent | 2018 |
| April Strategy Holdings Limited | London | 2024 |
| Aprilia Limited | Burton-On-Trent | 2025 |
| Aprilis Group Holdings Ltd | Grays | 2024 |
| Aprm Properties Limited | Ballyclare | 2020 |
| Apro Investments Limited | Sevenoaks | 2023 |
| Aprod Limited | Wolverhampton | 2024 |
| Apropos Wealth Management Ltd | London | 2014 |
| Aprtl Group Ltd | London | 2024 |
| APS 888 Ltd | Bromley | 2021 |
| APS Accountancy Holdings Limited | Aylesbury | 1998 |
| APS Brackley Limited | Banbury | 2023 |
| APS Consultancy Ltd | Canterbury | 2014 |
| APS Finance Ltd | Hatch End | 2015 |
| APS Group Holdco Limited | Stockport | 2021 |
| APS Group Limited | Stockport | 2019 |
| APS Holdco Ltd | Borehamwood | 2020 |
| APS International Limited | Birmingham | 2009 |
| APS Media Ltd | Aldershot | 2021 |
| APS Mortgages (UK) Ltd | Fareham | 1999 |
| APS Speedbird One Limited | Harmondsworth | 1988 |
| APS Top Co Limited | Lisburn | 2022 |
| APS Ventures Limited | London | 2009 |
| Apsara Holding Group Ltd | Cardiff | 2022 |
| Apsara International Limited | London | 2016 |
| Apsc Holdings Ltd | Ashford | 2025 |
| Apsc III UK Holdco I, Ltd | London | 2026 |
| Apsc III UK Holdco II, Ltd | London | 2026 |
| Apsee Group Limited | Bridgend | 2026 |
| Apsi Holdings Limited | London | 2021 |
| Apsida Ltd | London | 2019 |
| Apsidal Holdings Ltd | Wembley | 2023 |
| Apsis Solutions (Holdings) Limited | Hamilton | 2010 |
| Apsley Farms Group Limited | Andover | 2023 |
| Apsley Holdings Limited | Bristol | 2025 |
| Apsley Street Holdings Limited | Holywood | 2025 |
| Apsley Way UK ELP Limited | London | 2025 |
| Apsm Commercials Limited | Staines-Upon-Thames | 2025 |
| Apsm Financial Services Ltd | Staines-Upon-Thames | 2022 |
| Apsmc Trading Ltd | Pinner | 2021 |
| Apson Holdings Ltd | Cheltenham | 2024 |
| Apsp Group Ltd | Hamilton | 2020 |
| Apss Group Limited | Lincoln | 2024 |
| APT Brokers Ltd | Shoeburyness | 2015 |
| APT Business Consultants Ltd | London | 2020 |
| APT Distribution Ltd | London | 2018 |
| APT Dower House Ltd | Leicester | 2016 |
| APT Finance Ltd | Widnes | 2024 |
| APT Financials Limited | Harrow | 2017 |
| APT Food Ltd | London | 2021 |
| APT Global Venture Ltd | Bristol | 2020 |
| APT Group Holdings Ltd | London | 2021 |
| APT Group Services Limited | Devizes | 2020 |
| APT Group U.K Ltd | London | 2018 |
| APT Health & Aesthetics Ltd | London | 2021 |
| APT Health and Medical Ltd | London | 2021 |
| APT Holdco Limited | London | 2026 |
| APT House Holdings Limited | Beaconsfield | 2025 |
| APT IT Investment Ltd | London | 2025 |
| APT King Holdings Limited | Sherborne | 2025 |
| APT Transfer Ltd | London | 2026 |
| Apta Group Limited | Livingston | 2024 |
| Aptae Ltd | Manchester | 2021 |
| Apted Group Ltd | Pershore | 2020 |
| Apted Holdings Limited | Pershore | 2012 |
| Aptek (Scotland) Group Limited | Kelso | 2012 |
| Apterra Infrastructure Capital Funding Europe 1 Limited | London | 2025 |
| Apterra Infrastructure Capital Funding Europe 2 Limited | London | 2025 |
| Apterra Infrastructure Capital Funding Europe 3 Limited | London | 2025 |
| Apterra Infrastructure Capital Funding Europe 4 Limited | London | 2025 |
| Apterra Infrastructure Holdings Europe Limited | London | 2024 |
| Apterra UK Management Co., Limited | Greater London | 2026 |
| Aptia Pension Consulting Limited | London | 1992 |
| Aptimus Capital Partners (London) Limited | London | 2018 |
| Aptitude Chartered Loss Adjusters Ltd | Annesley | 2022 |
| Aptitude Group Limited | Stoke On Trent | 2026 |
| Aptly Named Capital Limited | Blackburn | 2025 |
| Apto DC Limited | London | 2022 |
| Aptos UK Holding NO. 3 Limited | London | 2017 |
| Aptus Brokers Limited | Romford | 2014 |
| Aptus Capital Ltd | Saffron Walden | 2019 |
| Aptus Capital Mortgage Group Ltd | Saffron Walden | 2025 |