| Amigo Opportunities Limited | Farnham | 2024 |
| Amigo Resources PLC | London | 2016 |
| Amiia Holdings Limited | Cardiff | 2017 |
| Amiigaf Limited | Bolton | 2024 |
| Amiko Digital Health Limited | London | 2015 |
| Amillan Holdings Limited | Solihull | 2023 |
| Amillemont Ltd | London | 2025 |
| Amimoney Ltd | London | 2023 |
| Amin FX Ltd | Northampton | 2024 |
| Amin Global Holdings AM Ltd | London | 2025 |
| Amin Holdings Group Limited | Harrow | 2025 |
| Amin Holdings Ltd | London | 2025 |
| Amin Ventures Limited | London | 2023 |
| Amina Exchange & Travel Ltd | London | 2016 |
| Amina Holdings Ltd | Harrow | 2017 |
| Aminco International (UK) Ltd | London | 2020 |
| Amington Holdings Ltd | Birmingham | 2019 |
| Aminist Investment Ltd | Alderley Edge | 2025 |
| Amino Data Holdings Limited | Bury | 2023 |
| Aminu-Bassai Group Ltd | London | 2019 |
| Aminvest Holdings Ltd | Lanark | 2025 |
| Amion Group Limited | Liverpool | 2022 |
| Amipak Properties Ltd | London | 2021 |
| Amipara Holdings Ltd | Harrow | 2022 |
| Amiq Financial Services Ltd | London | 2017 |
| Amir & Co Capital Partners Limited | Uxbridge | 2026 |
| Amir Shay Limited | London | 2010 |
| Amiran Silice Ltd | London | 2024 |
| Amiraq Limited | Watford | 2026 |
| Amirco Fintech Solutions Ltd | London | 2025 |
| Amiri by Chance Crypto Trading Ltd | London | 2025 |
| Amiri Property Holdings Ltd | London | 2026 |
| Amirod Ltd | Fareham | 2015 |
| Amiros Holdings Limited | Croydon | 2026 |
| Amirtv Holding Ltd | London | 2024 |
| Amisla Limited | London | 2020 |
| Amison Facade Installations Limited | Wigston | 2019 |
| Amistha Bidco Limited | Windlesham | 2012 |
| Amistha Holdings Limited | Windlesham | 2012 |
| Amistha Midco Limited | Windlesham | 2012 |
| Amitié Trading Limited | Cardiff | 2021 |
| Amito Topco Ltd | Maidenhead | 2021 |
| Amitra Capital Limited | Manchester | 2018 |
| Amitra West Invest UK Limited | Manchester | 2021 |
| Amitsentech Ltd | Bromley | 2018 |
| Amitt Consulting Limited | Dartford | 2016 |
| Amity Brew Co Holdings Limited | Farsley | 2025 |
| Amity Finance Limited | Thames Ditton | 1970 |
| Amity Holdings Limited | Abingdon | 1998 |
| Amity Island Ltd | Mirfield | 2023 |
| Amity Managers Limited | London | 2018 |
| Amity Nordstar AI Holdings UK Limited | London | 2025 |
| Amity UK Holdings Ltd | Silsden | 2024 |
| Amiumb Ltd | Bedfont | 2023 |
| Amius Limited | London | 1998 |
| Amius Services Limited | London | 2011 |
| Amix (RMC) Plant Holdings Ltd | Bolton | 2005 |
| Amiyah Investments Ltd | Leicester | 2022 |
| AMJ Assets Limited | London | 2020 |
| AMJ Corporate Holdings Limited | Liverpool | 2017 |
| AMJ Financial Consulting Limited | Studley | 2012 |
| AMJ Group Holdings Ltd | Hull | 2020 |
| AMJ Partners Limited | Manchester | 2021 |
| AMJ UK Holding Limited | Halifax | 2025 |
| Amjai Holdings Ltd | Wrotham Heath | 2016 |
| Amjam Holdings Limited | London | 2016 |
| Amjco Holdings Limited | Glasgow | 2003 |
| Amjj Holdings Limited | London | 2026 |
| Amjoa Ltd | Northampton | 2025 |
| Amjosa Limited | Norwich | 2016 |
| Amjosa Partnership (GP) Limited | Norwich | 2016 |
| Amjw Holding Ltd | Leeds | 2026 |
| Amjzs Holding Ltd | Bedford | 2024 |
| AMK Capital Group Limited | Manchester | 2026 |
| AMK Corporation Ltd | Wakefield | 2024 |
| AMK Descendants Unitylink Wealthtree Ltd | London | 2024 |
| AMK Elite Group Ltd | Hatfield | 2025 |
| AMK Financial Management Limited | Grantham | 2012 |
| AMK Financial Planning Ltd | Glasgow | 2017 |
| AMK Global Group Ltd | Watford | 2019 |
| AMK Installations & Holdings Limited | Huddersfield | 2023 |
| AMK Investing Ltd | London | 2024 |
| AMK Investments Limited | London | 2019 |
| AMK Partners Limited | London | 2023 |
| AMK Planning & Design Holdings Limited | Oldbury | 2022 |
| AMK Trading and Investment Ltd | London, | 2013 |
| Amkhan Holdings Ltd | Bury | 2026 |
| AML Associates Financial Services Ltd. | Glasgow | 2002 |
| AML Bonders Ltd | Didcot | 2021 |
| AML FF Holdings Ltd | Halifax | 2025 |
| AML Financial Services Ltd | Wigan | 2018 |
| AML Group Holdings Ltd | Pinner | 2025 |
| AML Holdings Ltd | Wolverhampton | 2019 |
| AML IDV Holdings Ltd | London | 2019 |
| AML Juratek Limited | Doncaster | 2019 |
| AML Venture Ltd | Tring | 2021 |
| Amlaki Limited | Broadstairs | 2020 |
| Amlani Investments Limited | Newcastle Upon Tyne | 2025 |
| Amlaw Capital Limited | Horsforth | 2020 |
| Amlf 1 Ltd | London | 2020 |