| Airport Carcare (Norwich) Ltd | Norwich | 2003 |
| Airport Healthcare Limited | London | 2020 |
| Airport MOT Centre Ltd | Norwich | 2007 |
| Airport Motors (London) Limited | Slough | 1981 |
| Airport Parking Bay Ltd | London | 2022 |
| Airport Parking Services Global Ltd | London | 2020 |
| Airport Parks Ltd | London | 2025 |
| Airport Petroleum Limited | Manchester | 1992 |
| Airport Tyre Service Stansted Limited | Colchester | 2010 |
| Airport Vehicle Services Limited | Milton Keynes | 2011 |
| Airport Vehicle Spares Company Limited | Solihull | 2002 |
| Airpoweredflight Ltd | Peterborough | 2019 |
| Airpro Diagnostics Limited | Halstead | 2023 |
| Airpro Tyres Ltd | Kilmarnock | 2025 |
| Airproful Ltd | Newtownards | 2025 |
| Airpulse Ltd | Reigate | 2025 |
| Airpure International Limited | Manchester | 2008 |
| Airquick (Newark) Limited | Newark | 1974 |
| Airquick Rail International Limited | Newark | 2024 |
| Airre Nails Ltd | London | 2020 |
| Airrea Ltd | Dartford | 2022 |
| Airry Trading Ltd | Bury St. Edmunds | 2025 |
| Airs and Graces Limited | Swindon | 2013 |
| Airs House Limited | Aylesbury | 2002 |
| Airs Telecoms Limited | West Bromwich | 2025 |
| Airscream UK Limited | Bristol | 2018 |
| Airsea Containers Limited | Birkenhead | 1981 |
| Airsec Training Limited | Bristol | 2021 |
| Airsense Engineering Limited | Pershore | 1994 |
| Airshiply Limited | Leeds | 2025 |
| Airshire Ltd | Kilwinning | 2020 |
| Airside Technologies Ltd | Marlborough, | 2024 |
| Airsim Ltd | Stoke-On-Trent | 2026 |
| Airsir Ltd | Luton | 2025 |
| Airsky UK Limited | London | 2019 |
| Airsocket Limited | Upminster | 2006 |
| Airsoft & Military Simulations Ltd | Hull | 2021 |
| Airsoft Anonymous Ltd | Cardiff | 2019 |
| Airsoft Armoury UK Ltd | Newbury | 2023 |
| Airsoft Central Ltd | Bournemouth | 2024 |
| Airsoft Cymru the Depot Ltd | Pontypridd | 2021 |
| Airsoft Draws Ltd | North Shields | 2026 |
| Airsoft Engravers Ltd | Plymouth | 2021 |
| Airsoft Forge Limited | Hungerford | 2017 |
| Airsoft Parts Ltd | Crawley | 2025 |
| Airsoft Pyrotechnics Ltd | Leeds | 2025 |
| Airsoft Supplies Global Ltd | Southminster | 2023 |
| Airsoft Wholesale (UK) Limited | Camberley | 2018 |
| Airsoft Wholesale Supplies Ltd | Leicester | 2019 |
| Airsoft Workshop Ltd | Livingston | 2023 |
| Airsoftuk Limited | Fleet | 2025 |
| Airsoftzone Limited | Romford | 2012 |
| Airson Limited | Wembley | 2021 |
| Airspare Online Ltd | London | 2023 |
| Airspeed Limited | Wokingham | 2006 |
| Airspeed Tyre and Exhaust Limited | Ipswich | 1985 |
| Airstead Aviation Ltd | Redhill | 2026 |
| Airstore Renewables Ltd | York | 2023 |
| Airstream International Group Limited | St. Albans | 1988 |
| Airsys Communications Technology Limited | Romsey | 1991 |
| Airt Audio Ltd. | March | 2014 |
| Airtalk Business Limited | Romford | 2025 |
| Airtec Air Systems Limited | Ashton-Under-Lyne | 2001 |
| Airtec Filtration Limited | St. Helens | 1997 |
| Airtec Filtration Services Limited | St Helens | 1979 |
| Airtec International Limited | Glasgow | 1991 |
| Airtees Limited | London | 1992 |
| Airtees Workwear Ltd | London | 2014 |
| Airtek Automotive Ltd | Cannock | 2021 |
| Airtek UK Limited | Stamford | 2003 |
| Airtell UK Ltd | Birmingham | 2015 |
| Airth Bakers (Scotland) Ltd | Motherwell | 2026 |
| Airth Bakers Ltd | Falkirk | 2010 |
| Airth Pharmacy Ltd | Glasgow | 2017 |
| Airtight Seal Ltd | Huntingdon | 2024 |
| Airtight Supply Ltd | London | 2026 |
| Airtower Ltd | Birmingham | 2020 |
| Airtrader Ltd | London | 2017 |
| Airtraxuk Ltd | Kings Langley | 2025 |
| Airtronics Transmission Services Ltd | Rochdale | 2025 |
| Airtronics UK Ltd | Birmingham | 2019 |
| Airtumble Ltd | Woking | 2020 |
| Airuide Ltd | Manchester | 2025 |
| Airuizezf Co., Ltd | Kington | 2025 |
| Airvac Travel Ltd | London | 2024 |
| Airvana Solutions Limited | St. Albans | 2025 |
| Airvend UK Limited | Nottingham | 2008 |
| Airvert Limited | Leeds | 1992 |
| Airvest Ltd | Otley | 2012 |
| Airvive Limited | Ramsgate | 2019 |
| Airvolk Motors Limited | Blackwood | 2003 |
| Airwaav UK Ltd | Old | 2024 |
| Airwair International Limited | Northamptonshire | 1995 |
| Airware International Limited | Bromsgrove | 1993 |
| Airwave Surfing Technologies Ltd | Chester | 2015 |
| Airwheel UK Ltd | Chesterfield | 2024 |
| Airwin Group HK Limited | London | 2026 |
| Airwings Ltd | Manchester | 2026 |
| Airwork (Pneumatics) Limited | Pulborough | 2005 |
| Airxygen Ltd | Preston | 2025 |