| Azuma Holdings Limited | Cleckheaton | 2023 |
| Azuma Solutions Ltd | London | 2024 |
| Azur Group Limited | London | 2016 |
| Azur Sports Investments Ltd | London | 2019 |
| Azur Trades and Consultations Ltd | London | 2024 |
| Azur Underwriting Limited | London | 2015 |
| Azura Global Risks Limited | Chesterfield | 2024 |
| Azura Group Holdings Limited | London | 2024 |
| Azura Partners Ltd | Reading | 2018 |
| Azura RE Limited | Chesterfield | 2024 |
| Azura Trading Ltd | Bridgend | 2023 |
| Azura Ventures UK Limited | Chesterfield | 2024 |
| Azure & Ivory Ltd | Welling | 2025 |
| Azure Anchor Ltd | London | 2025 |
| Azure Asset Management Services Limited | Manchester | 2023 |
| Azure Bidco Limited | Milton Keynes | 2020 |
| Azure Capital Group Limited | Dunmow | 2019 |
| Azure Capital Holdings Limited | London | 2026 |
| Azure Capital Properties Ltd | Nottingham | 2026 |
| Azure Crest Partners Ltd | London | 2026 |
| Azure Ctech Ltd | Godalming | 2024 |
| Azure Estates Investment Limited | London | 2006 |
| Azure Finance NO.3 Holdings Limited | London | 2022 |
| Azure Finance NO.3 PLC | London | 2022 |
| Azure Financial Solutions Limited | Sawbridgeworth | 2007 |
| Azure Group Holdings Limited | Borehamwood | 2020 |
| Azure Group Limited | London | 2023 |
| Azure Group UK Holdings Limited | Cardiff | 2025 |
| Azure Holdco Limited | London | 2024 |
| Azure Holdings Herts Limited | Hertfordshire | 2022 |
| Azure Holdings Limited | Halifax | 2015 |
| Azure Hotels Limited | London | 2019 |
| Azure Life Holdings Ltd | Poole | 2024 |
| Azure Life Services Ltd | Lytchett Minster | 2024 |
| Azure Midco 1 Limited | Milton Keynes | 2020 |
| Azure Midco 2 Limited | Milton Keynes | 2020 |
| Azure Midco 3 Limited | Milton Keynes | 2020 |
| Azure Mortgage & Asset Management Services Limited | Manchester | 2017 |
| Azure Partners Limited | Ashford | 2026 |
| Azure Payments Ltd. | London | 2019 |
| Azure Premier Consultancy Ltd | Leeds | 2013 |
| Azure Severnside Limited | St Albans | 2019 |
| Azure Space Limited | Watford | 2023 |
| Azure Tewkesbury Limited | London | 2019 |
| Azure Topco Limited | Milton Keynes | 2020 |
| Azure Wave Ltd | Brighton | 2025 |
| Azureblu Limited | Stevenage | 2017 |
| Azurence Limited | London | 2018 |
| Azurerise Limited | Hove | 1996 |
| Azuri EF1K Ltd | Cambridge | 2017 |
| Azuri JUA Limited | Cambridge | 2018 |
| Azuri Luminosa Limited | Cambridge | 2017 |
| Azuri Solaris Limited | Cambridge | 2019 |
| Azurian Capital Limited | Gravesend | 2011 |
| Azurite Consultancy Ltd | Cardiff | 2022 |
| Azuro Money Limited | Manchester | 2024 |
| Azus Holdings Ltd | London | 2025 |
| AZW Consulting Ltd | Sheffield | 2010 |
| AZW Holdings Limited | Exmouth | 2022 |
| AZY Venture Holding Ltd | Bromley | 2025 |
| Azymus Capital Ltd | Cardiff | 2019 |
| AZZ Group of Companies Ltd | London | 2019 |
| Azza Group Ltd | Hinckley | 2020 |
| Azziz Limited | London | 2025 |
| Azzofera Limited | Kingston Upon Thames | 2012 |
| Azzopardi Northern Limited | Belfast | 2025 |
| Azzuno Limited | Luton | 2019 |
| Azzuri Holdings Ltd | Penmaenmawr | 2025 |
| Azzurra Capital Advisers (UK) Ltd | London | 2024 |
| Azzurri Investment Group Limited | London | 2023 |
| Azzurri Investments Limited | Hitchin | 2020 |
| Azzurri Properties (MD) Limited | London | 2023 |
| Azzurro Associates Limited | Fareham | 2017 |
| Aéto Ventures Limited | Covent Garden | 2025 |
| B & a Construction Holdings Limited | Leicester | 2021 |
| B & B Capital Partners (GP) Ltd | London | 2013 |
| B & B Capital Partners (SLP GP) Ltd | Falkirk | 2013 |
| B & B Interests Limited | Cranleigh | 2011 |
| B & C 2231 Holdings Limited | Scunthorpe | 2025 |
| B & C Care Holdings Ltd | Solihull | 2025 |
| B & C Consulting Limited | West Sussex | 2003 |
| B & C E Insurance Limited | West Sussex | 1995 |
| B & C Holding Company Limited | Mexborough | 2010 |
| B & C Holdings (NW) Limited | Blackburn | 2019 |
| B & C Investment Partnership Ltd | Belfast | 2023 |
| B & C Management Finance Ltd | London | 2025 |
| B & C Options UK Ltd | Woodford Green | 2023 |
| B & D CF Investments Ltd | Doncaster | 2024 |
| B & D Enterprises Ltd | Ruislip | 2019 |
| B & D Holdings Ireland Ltd | Omagh | 2021 |
| B & D Partners Limited | Exeter | 2021 |
| B & E Engineering (Holdings) Limited | Stoke On Trent | 2008 |
| B & E Holdings Limited | Cardiff | 2025 |
| B & E J H Ltd | Warrington | 2022 |
| B & F Group Holdings Ltd | Maghera | 2024 |
| B & G Sears (Group) Limited | Blackburn | 2014 |
| B & H Properties (Huntington) Limited | Stafford | 2011 |
| B & I Fell Investments Limited | Stockport | 2014 |
| B & I Properties Limited | Chippenham | 2011 |
| B & J Holdings Ltd | Bromley | 2019 |