| Aureon Holdings Ltd | Colchester | 2026 |
| Aureon Invest Holding Ltd | London | 2026 |
| Aureos Energy Limited | London | 2020 |
| Aureos Infrastructure Management Services Limited | London | 2024 |
| Aureos Infrastructure Plant Limited | London | 2023 |
| Aureos Infrastructure Services Limited | London | 2023 |
| Aurestone Holding Limited | Bury St. Edmunds | 2026 |
| Aureum Capital Ltd | London | 2025 |
| Aureum Capital Management Ltd | London | 2025 |
| Aureum Finance Limited | Kettering | 2017 |
| Aureum Holdings Limited | Peasmarsh | 2024 |
| Aureum Insurance Brokers Limited | Kettering | 2024 |
| Aureum Private Finance Limited | Kettering | 2025 |
| Aureum Property Investments Limited | Lytham St. Annes | 2025 |
| Aureus Acquisitions Ltd | Ilford | 2022 |
| Aureus Asset Managers Limited | Leigh-On-Sea | 2010 |
| Aureus Capital & Trading Ltd | London | 2025 |
| Aureus Catalyst Partners Ltd | London | 2026 |
| Aureus Consultancy Limited | Uckfield | 2012 |
| Aureus Financial Services Limited | Nuneaton | 2005 |
| Aureus FX Limited | London | 2022 |
| Aureus London Ltd | London | 2025 |
| Aureus Midlands (Holdings) Ltd | Dudley | 2025 |
| Aureus Wealth Management Ltd | Weston-Super-Mare | 2022 |
| Aureva Holdings Limited | London | 2025 |
| Aurevia Capital Ltd | Banbury | 2025 |
| Aurevia Capital Partners Limited | Cardiff | 2025 |
| Aurevia Group Ltd | London | 2025 |
| Aurex Empire Ltd | Mildenhall | 2026 |
| Aurex Global Payments Limited | Stanmore | 2025 |
| Aurex Holdco Ltd | London | 2025 |
| Aurexis Bond Ltd | London | 2020 |
| Aurexis Financial Guarantee Ltd | London | 2026 |
| Aurian Mortgage Solutions Limited | Falkirk | 2023 |
| Auric Capital Ltd | Hove | 2015 |
| Auric Finance Limited | Sheffield | 2026 |
| Auric FX Ltd | London | 2025 |
| Auric Insurance Services Limited | Harrow | 2011 |
| Auric Services Limited | Midlothian | 2007 |
| Auric SKB Ltd | London | 2019 |
| Auriemma Group Holdings Ltd | Southport | 2011 |
| Auriens Chelsea Holdco Limited | London | 2018 |
| Auriens Chelsea Interco Limited | London | 2018 |
| Auriens Chelsea Property Limited | London | 2018 |
| Auriga Commercial Ltd | London | 2021 |
| Auriga Propco Investments Limited | Barnet | 2022 |
| Aurigin Capital Limited | London | 2013 |
| Aurigus One Ltd | London | 2026 |
| Aurilah Ltd | Glasgow | 2023 |
| Aurion Infrastructure Ltd | London | 2026 |
| Auriona Holdings Ltd | South Croydon | 2026 |
| Auris Holding Limited | London | 2021 |
| Aurium Big Investment Limited | London | 2015 |
| Aurium Capital UK Limited | London | 2015 |
| Aurium Energy Finance Limited | London | 2015 |
| Aurius Holdings Limited | Harrow | 2026 |
| Aurivest Capital Investment Ltd. | London | 2025 |
| Aurix Capital Ltd | Bolton | 2025 |
| Aurizon 3H (UK) Ltd | London | 2020 |
| Aurmark Invest Limited | West Sussex | 2006 |
| Auro Markets Ltd | London | 2024 |
| Auron Holdings Ltd | Harpenden | 2025 |
| Aurora 41 Ltd | London | 2019 |
| Aurora Alliance Holdings Limited | London | 2019 |
| Aurora Assets Capital Limited | 14 Lyon Road Harrow | 2025 |
| Aurora Avenue Limited | London | 2025 |
| Aurora Bidco Limited | Abingdon | 2020 |
| Aurora Capital Group Ltd | Manchester | 2025 |
| Aurora Capital Investment Limited T/A Aucap Limited | Eynsham | 2017 |
| Aurora Catalyst Partners Ltd | Peterborough | 2025 |
| Aurora CC Group Holdings Limited | Norwich | 2019 |
| Aurora CC Holdings Limited | Norwich | 2017 |
| Aurora Central Ltd | Manchester | 2026 |
| Aurora Eclipse Ltd | Leeds | 2025 |
| Aurora Environmental Holdings Limited | Pudsey | 2025 |
| Aurora FIC | London | 2023 |
| Aurora Financial IFA Limited | Birmingham | 2018 |
| Aurora Financial Solutions Ltd | London | 2011 |
| Aurora Fortunae Ltd | Windsor | 2017 |
| Aurora FS Ltd | Bradford | 2014 |
| Aurora Graphics Holdings Ltd | Birmingham | 2023 |
| Aurora Green Finance Group Ltd | London | 2025 |
| Aurora Group Holdings Ltd | Wareham | 2025 |
| Aurora Group Ltd | London | 2023 |
| Aurora Holdings Limited | London | 2003 |
| Aurora Hvac Ltd | Plymouth | 2017 |
| Aurora II Topco Limited | Abingdon | 2020 |
| Aurora Impact Ventures Ltd | London | 2022 |
| Aurora Investments Corporation Limited | London | 2016 |
| Aurora Leasing Limited | London | 2006 |
| Aurora Managed Services Group Ltd | London | 2015 |
| Aurora Meridian Capital Limited | London | 2025 |
| Aurora Midco 1 Limited | Abingdon | 2020 |
| Aurora Midco 2 Limited | Abingdon | 2020 |
| Aurora Midco Limited | Manchester | 2025 |
| Aurora Music Corporation Ltd | Derby | 2025 |
| Aurora Networks UK Holdings Limited | London | 2018 |
| Aurora North Limited | Manchester | 2022 |
| Aurora Primavera Holdings Limited | London | 2026 |
| Aurora Private Equity Limited | Cupar | 2003 |