| Alin G.F Ltd | Middlesbrough | 2025 |
| Alin Painter and Decorator Limited | London | 2023 |
| Alin Pirvu Company Ltd | Watford | 2019 |
| Alin Plastering and Building Limited | London | 2026 |
| Alin POP Contractors Ltd | Derby | 2019 |
| Alin Rendering Ltd | Uxbridge | 2025 |
| Alin Solutions Ltd | London | 2017 |
| Alin Stefan Vrajmasu Ltd | Ilford | 2019 |
| Alin Tiling Ltd | Chelmsford | 2021 |
| Alin Vacaru Limited | Pinner | 2017 |
| ALIN23 Ltd. | Corby | 2026 |
| Alina & Vasile Ltd | Dagenham | 2020 |
| Alina Home Cleaning Ltd | Leicester | 2026 |
| Alina Super Handyman Ltd | London | 2025 |
| Alina's Cleaners Ltd | Birmingham | 2025 |
| Alinabuilder Ltd | Borehamwood | 2025 |
| Alinamlux Ltd | Harlow | 2024 |
| Alincourt (Roofing) Limited | Worthing | 1992 |
| Alinda UK Limited | London | 2021 |
| Aline Contractors Ltd | Middlesex, North Harrow | 2021 |
| Aline Developments Ltd | Attleborough | 2019 |
| Aline Luxe Ltd | Birmingham | 2025 |
| Aline Roofing Ltd | Cheltenham | 2018 |
| Alinea Design Ltd | Bournemouth | 2021 |
| Alinea Interiors Limited | Pontefract | 2017 |
| Alinea Solutions Limited | Wigan | 2022 |
| Alinebuilders Limited | Hayes | 2019 |
| Alined Construction Ltd | Fallowfield | 2018 |
| Alinesom Services Limited | Aylesbury | 2025 |
| Alington Estates Limited | Hampshire | 1955 |
| Alinj Ltd | West Drayton | 2019 |
| Alinonse Ltd | London | 2024 |
| Alins Master Builders Ltd | Harrow | 2024 |
| Alinsons Ltd | London | 2012 |
| Alinsorohan Ltd | Romford | 2024 |
| Alinudriste Ltd | London | 2022 |
| Alio Forte Limited | Hatfield | 2019 |
| Alip Design & Build Limited | Wembley | 2019 |
| Aliport Structures Limited | Southampton | 2009 |
| Aliquis (UK) Limited | Warrington | 2009 |
| Alir Construction Ltd | Carshalton | 2017 |
| Alir Properties Ltd | Carshalton | 2023 |
| Alira Heating Limited | Exeter | 2022 |
| Aliris Regis Ltd | Hindhead | 2021 |
| Aliriz Excel Ltd | London | 2020 |
| Alis Aquilea Limited | Hornchurch | 2019 |
| Alis Fittings Ltd | London | 2021 |
| Alis Painting & Decorating Ltd | Barking | 2025 |
| ALIS58 Property Management Ltd | Liverpool | 2018 |
| Alisa&Marta Limited | London | 2019 |
| Alisco Eco Developments Limited | Waterlooville | 2025 |
| Alisco Projects Limited | Leicester | 2019 |
| Aliscom Ltd | Northampton | 2021 |
| Alisha Construction Ltd | Crewe | 2021 |
| Alisha Global Ltd | London | 2026 |
| Alisha Property Developments Ltd | Leicester | 2020 |
| Alisha Property Services Ltd | Wickford | 2017 |
| Alisha Stephenson Piling Limited | Hitchin | 2025 |
| Alisha Textures Ltd | London | 2015 |
| Alishplast Limited | London | 2025 |
| Alislane Limited | London | 2003 |
| Alison Builders Caremost (Maintenance) Limited | Sutton-In-Ashfield | 2010 |
| Alison Claire Limited | Guildford | 2005 |
| Alison Davie Construction Limited | Munlochy | 2014 |
| Alison Denyer Developments Limited | London | 2005 |
| Alison Elizabeth Lumb Developments Limited | London | 2008 |
| Alison Real Estate Limited | Sheffield | 2016 |
| Alissons Construction Ltd | London | 2025 |
| Alistair Construction & Development Ltd | Long Eaton | 2024 |
| Alistair Corcoran (Builder) Ltd | Galashiels | 2009 |
| Alistair Electrical Limited | Hamilton | 2019 |
| Alistair Hill Construction Limited | Tiverton | 2010 |
| Alistair Holroyd Limited | Oldham | 2009 |
| Alistair Homes Ltd | Luton | 2019 |
| Alistair James Holdings Ltd | Barnstaple | 2025 |
| Alistair Jopling Builders Ltd | Middlesbrough | 2020 |
| Alistair Matheson Plumbing Ltd | Nairn | 2023 |
| Alistair Mccafferty Ltd | Ashford | 2017 |
| Alistair Mclennan Limited | Glasgow | 1976 |
| Alistair Nicoll Limited | Leicestershire | 2002 |
| Alistair Richards Construction Ltd | Padstow | 2013 |
| Alistair Smith Building Services Limited | Ipswich | 2007 |
| Alistair Thorpe Cupar Limited | Cupar | 2011 |
| Alistair Wykes Contracting Limited | Tamworth | 2019 |
| Alister J Stuart Limited | Bristol | 2023 |
| Alister Mchardy Real Estate Ltd | London | 2025 |
| Alister Morley Limited | Modbury | 2014 |
| Alistructures Limited | Market Harborough | 2010 |
| Alitepropertymaintenance Limited | Sunderland | 2026 |
| Aliter Black Limited | Mold | 2022 |
| Aliter Limited | Mold | 2000 |
| Alitib Limited | Newcastle Upon Tyne | 2013 |
| Alium Developments Ltd | Crawley | 2023 |
| Alium Global Ltd | Crawley | 2014 |
| Alius Construction Limited | London | 2013 |
| Alius Property Developments Limited | London | 2017 |
| Aliva Engineering Limited | Newbury | 2007 |
| Aliva UK Limited | Newbury | 2002 |
| Alivas Electrical Services Ltd | Harrow | 2025 |
| Alive and Earthed Electrical Limited | Watford | 2019 |