| Almec Holdings Ltd | Aberdeen | 2023 |
| Almeida Capital Limited | London | 2012 |
| Almeida Investments Ltd | Glasgow | 2024 |
| Almeric Holdings Ltd | Guildford | 2026 |
| Almero Crimscott Limited | London | 2018 |
| Almero Holdings UK Limited | London | 2012 |
| Almero Newcastle JV Limited | London | 2024 |
| Almero Ventures Limited | London | 2019 |
| Almes Consulting Limited | London | 2025 |
| Almes Property (UK) Limited | London | 2025 |
| Almex Estates Holdco Limited | London | 2020 |
| Almida Partners Limited | London | 2020 |
| Almik Holdings Limited | Pershore | 2025 |
| Almington Limited | Market Drayton | 2023 |
| Almira Assets Holdings Ltd | Barnet | 2023 |
| Almiral Limited | Dundee | 2021 |
| Almitas Ventures Ltd | London | 2019 |
| Almo Financial Services Ltd | Huddersfield | 2020 |
| Almond Financial Ltd | Lincoln | 2016 |
| Almond Group Developments Limited | Exeter | 2023 |
| Almond Hill Holdings Ltd | Cannock | 2021 |
| Almond Investment Group Limited | Exeter | 2023 |
| Almond Investments CDM Limited | Watford | 2003 |
| Almonds Catering Supplies Holdings Limited | Liverpool | 2025 |
| Almonte Holdings Limited | Preston | 2026 |
| Almost Everything Limited | Chesterfield | 2022 |
| Almost OUT Limited | Edinburgh | 2023 |
| Almscliffe Capital Ltd | Bath | 2026 |
| Almus Wealth Management Ltd | London | 2015 |
| Almy Investment Ltd | Morden | 2018 |
| Almyra Finance Ltd | Bury | 2023 |
| Almys Holding Ltd | Morden | 2021 |
| ALN Group Holdings Ltd | Newmarket | 2023 |
| ALN Holdings Limited | Worcester | 2024 |
| Alnabwi Limited | Salford | 2026 |
| Alne Property Holdings Limited | Henley-In-Arden | 2023 |
| Alneva Capital Ltd | London | 2026 |
| Alnialam Limited | Kenilworth | 2013 |
| Alnitak Group Ltd | London | 2025 |
| Alnoor Group Holdings Ltd | Southall | 2025 |
| Alnora Holdings Ltd | Birmingham | 2026 |
| Alnt Developments Limited | Newcastle-Under-Lyme | 2021 |
| Alnt Limited | Newcastle-Under-Lyme | 2018 |
| Alnwick Bidco Limited | Gateshead | 2024 |
| Alnwick Financial Management Limited | Alnwick | 2002 |
| Alnwick Midco Limited | Gateshead | 2024 |
| Alnz Holding Co Ltd | Peterborough | 2023 |
| ALO Co Holdings Ltd | Bolton | 2024 |
| ALO Corporations Ltd | South Ockendon | 2025 |
| ALO Holdings Limited | London | 2020 |
| ALO Trading Limited | London | 2020 |
| Alobp Investments Ltd | Aberdeen | 2020 |
| Aloco Group Limited | Welwyn Garden City | 2018 |
| Alodar Capital Limited | London | 2025 |
| Aloe E-Cell UK Distribution Limited | Wetherby | 2025 |
| Aloft Investments Ltd | Bournemouth | 2023 |
| Alogro Holdings Limited | Milton Keynes | 2022 |
| Aloha Bidco Limited | Cambridge | 2024 |
| Aloha Capital Holdings Limited | Sidcup | 2024 |
| Aloha Midco Limited | Cambridge | 2024 |
| Alojomo Holdings Ltd | London | 2025 |
| Aloko Holdings Ltd | Southport | 2024 |
| Alolayan London Studio Ltd | London | 2025 |
| Alon Consulting Limited | Dartford | 2023 |
| Along Came DOT Limited | London | 2025 |
| Alonzi Group Ltd | London | 2024 |
| Alora Holdings Ltd | Hatfield | 2025 |
| Aloxar Capital Ltd | Hertford | 2018 |
| Aloxar Investments Ltd | Hertford | 2019 |
| Aloxar Ventures Ltd | Hertford | 2020 |
| Aloxia Ltd | London | 2025 |
| Aloysius Associates Limited | London | 2010 |
| ALP Business Support Services Ltd | Chesterfield | 2018 |
| ALP Financial Solutions Ltd | Boston | 2024 |
| ALP Holdings (Liverpool) Ltd | Birkenhead | 2018 |
| ALP Holdings Ltd | Dunfermline | 2016 |
| Alpa Capital Limited | Waltham Cross | 2022 |
| Alpa Family Office Limited | London | 2026 |
| Alpaca Group Holdings Limited | Wetherby | 2023 |
| Alpaca Holdings Limited | Waterlooville | 2020 |
| Alpaca Kroll Holdings Limited | Bolton | 2024 |
| Alpaca Ventures Limited | Wetherby | 2020 |
| Alpamayo Capital Management Limited | London | 2010 |
| Alpamayo Limited | West Yorkshire | 1996 |
| Alpas Finance Ltd | Cheadle | 2023 |
| Alpc Holdings Ltd | London | 2025 |
| Alpcaps Ltd | London | 2024 |
| Alpcot Ltd | London | 2016 |
| Alpe Capital Holdings Limited | St. Albans | 2018 |
| Alpe Capital Limited | St. Albans | 2020 |
| Alpe Holdings Ltd | Chichester | 2022 |
| Alpe Wealth Management Limited | Harpenden | 2020 |
| Alped Properties Limited | Bridge Of Weir | 2022 |
| Alpen Services Limited | West Horndon | 2016 |
| Alpenbury Group Limited | Rotherham | 2023 |
| Alpenny Limited | Alnwick | 2025 |
| Alpesh Patel Ventures Limited | London | 2000 |
| Alpex F Limited | London | 2026 |
| Alpf Single Family Homes General Partner Ltd | London | 2022 |
| Alph Capital Limited | Kingston Upon Thames | 2016 |