| Aptiv (UK) Holdings Limited | Crawley | 2009 |
| Aptiv European Holdings (UK) Limited | Coventry | 2015 |
| Aptiv Financial Investment Services (UK) Limited | Crawley | 2012 |
| Aptiv Financial Services (UK) Limited | Crawley | 2014 |
| Aptiv Global Holdings (UK) Limited | Crawley | 2012 |
| Aptiv Holdfi (UK) Limited | Crawley | 2011 |
| Aptiv Holdings (UK) Limited | Crawley | 2011 |
| Aptiv Luxembourg Holdings (UK) Limited | Crawley | 2015 |
| Aptiv Solutions (UK) Ltd | Reading | 1999 |
| Aptiv UK Pension Trustees Limited | London | 2006 |
| Aptivis Limited | Dorking | 2006 |
| Aptkidz Ltd | Sale | 2016 |
| Aptl Enterprises Ltd | Ipswich | 2013 |
| Aptlevel Management Limited | Hastings | 2015 |
| Aptlysafe Ltd | Coventry | 2022 |
| Apto Accounting Limited | Southampton | 2013 |
| Apto Consulting Limited | Cambridge | 2004 |
| Aptoa Ltd | Swansea | 2019 |
| Aptobility Limited | Southampton | 2024 |
| Apton Consult and Construct Limited | London | 2025 |
| Aptonomy Limited | London | 2023 |
| Aptopay Consulting Limited | Liskeard | 2011 |
| Aptos UK Holding Limited | London | 2015 |
| Aptos UK Holding NO. 2 Limited | London | 2016 |
| Aptrac Consulting Ltd | Reading | 2024 |
| Aptreview Ltd | Wadebridge | 2018 |
| Aptrex Limited | Hyde | 2025 |
| Aptronym Limited | Staffs | 2003 |
| Apts Consulting Limited | Chelmsford | 2014 |
| Aptsurvey Limited | Dunstable | 2024 |
| Aptum Adjuvants Limited | Southampton | 2020 |
| Aptum Biologics Limited | Southampton | 2013 |
| Aptum Consultancy Services Ltd | High Wycombe | 2020 |
| Aptumen Ltd | Great Chesterford | 2022 |
| Aptumus Ltd | Hythe | 2020 |
| Aptus Advisory Ltd | London | 2025 |
| Aptus Business Crime Research Centre Ltd | Whetstone | 2018 |
| Aptus Consulting Ltd | Westerham | 2020 |
| Aptus Fire Limited | Oswestry | 2026 |
| Aptus Global Limited | Brentford | 2018 |
| Aptus Legal Ltd | Leeds | 2025 |
| Aptus MEP Ltd | Harrogate | 2021 |
| Aptus Professional Ltd | Malmesbury | 2007 |
| Apty Medical Ltd | Scunthorpe | 2024 |
| Aptyn Limited | London | 2026 |
| Aptzion Private Limited | London | 2026 |
| APU Limited | Birmingham | 2008 |
| Apulseconnect Ltd | Aberdeen | 2024 |
| Apun Limited | Cambridge | 2021 |
| Apurimac Consulting Limited | Bristol | 2019 |
| Apurva Limited | Robertsbridge | 2020 |
| Apus Ecology Ltd | Reading | 2022 |
| Apus Projects Ltd | Lichfield | 2017 |
| APV (NO.10) Limited | London | 1953 |
| APV (NO.4) Limited | London | 1974 |
| APV Baker Limited | London | 1978 |
| APV Nominees Limited | London | 1959 |
| APV Overseas Holdings Limited | Manchester | 1929 |
| APV Packaging Machinery Limited | London | 1906 |
| APV Pasilac Limited | London | 1929 |
| Apv-Qs & Estimating Services Limited | Mansfield Woodhouse | 2026 |
| APW (Cheshire) Consulting Ltd | Northwich | 2023 |
| APW Capital Goods Advisory Ltd | Truro | 2024 |
| APW Consult Ltd | London | 2016 |
| APW Electronics Group Limited | London | 1994 |
| APW Engineering Consultants Ltd | Otley | 2014 |
| APW Estate Planning Ltd | Lyndhurst | 2023 |
| APW Event Services Ltd | London | 2014 |
| APW Holdings Limited | Altrincham | 2009 |
| APW Insights Limited | Beaconsfield | 2023 |
| APW Law Limited | Dungannon | 2016 |
| APW Legal Limited | Cheltenham | 2020 |
| APW Motorsports Ltd | Barnsley | 2020 |
| APW Site Management Ltd | Peacehaven | 2024 |
| APW Site Services Limited | Kilwinning | 2020 |
| APW TI Ltd | London | 2014 |
| Apwr Limited | Reigate | 2010 |
| Apwsolutions Ltd | Gullane | 2025 |
| APX and Lume Limited | London | 2025 |
| APX Architecture Ltd | Canterbury | 2019 |
| APX Consultants Ltd | Oldham | 2025 |
| APX Consulting Ltd | Warrington | 2019 |
| APX Designworks Ltd | Leamington Spa | 2026 |
| APX Digital Ltd | Scunthorpe | 2025 |
| APX Drone Services Ltd | Newton Abbot | 2022 |
| APX Engineering Ltd | Crewe | 2026 |
| APX Global Consulting Ltd | London | 2022 |
| APX Imperium Limited | Leicester | 2024 |
| APX Projects Ltd | Weybridge | 2016 |
| APX Trading Limited | London | 1984 |
| APX Training and Development Company Ltd | Bristol | 2022 |
| APX3 Limited | Loughborough | 2017 |
| Apxpress Holdings Limited | Barnet | 2017 |
| APY Consultancy Ltd | Quorn | 2012 |
| APY Corporate Advisory Ltd | London | 2020 |
| Apyk Consulting Limited | London | 2015 |
| Apym Limited | London | 2017 |
| Apyovia Ltd | Coventry | 2024 |
| Apys Subsea Ltd | Bath | 2018 |
| APZ Engineering Ltd | Edinburgh | 2026 |