| Alexander Hoyle Limited | London | 2018 |
| Alexander HUE Ltd | London | 2024 |
| Alexander Inglis and SON Limited | Edinburgh | 1950 |
| Alexander Interiors Limited | Wallingford | 2008 |
| Alexander James Bathrooms Ltd | Wilmslow | 2020 |
| Alexander James Design Ltd. | Sutton | 2013 |
| Alexander James Interiors Ltd | Liverpool | 2023 |
| Alexander James Specialist Cars Ltd | Stanley | 2024 |
| Alexander Jeans Ltd | Leeds | 2017 |
| Alexander Jeffrey & Company Limited | Glasgow | 1982 |
| Alexander John Investments Ltd | London | 2022 |
| Alexander Joseph Music Ltd | Manchester | 2025 |
| Alexander Khanage Ltd | Manchester | 2024 |
| Alexander Kitchen and Bathroom Ltd | Belfast | 2016 |
| Alexander Kitchens Limited | Worthing | 2021 |
| Alexander Klingspor Ltd | London | 2019 |
| Alexander Lamont Limited | London | 2017 |
| Alexander Luca Antiques Ltd | London | 2014 |
| Alexander Mackie Associates Limited | Ashford | 1997 |
| Alexander Mains Construction Services Limited | Liverpool | 1987 |
| Alexander Mann Coin Specialists Ltd | Stoke-On-Trent | 2018 |
| Alexander Mann Construction Limited | Birmingham | 2010 |
| Alexander Melville Limited | Kirriemuir | 1981 |
| Alexander Michael Limited | Tamworth | 2006 |
| Alexander Moore Ltd | London | 2015 |
| Alexander Motorcycles Limited | Margate | 2002 |
| Alexander Motors Car Ltd | Cradley Heath | 2021 |
| Alexander Muir & SON Limited | Glasgow | 1993 |
| Alexander Noel Limited | London | 2025 |
| Alexander Opticians Limited | Barnet | 2022 |
| Alexander Parker Limited | Macclesfield | 2021 |
| Alexander Paul Group Ltd | Honiton | 2002 |
| Alexander Perotti Limited | Nottingham | 2020 |
| Alexander Rankine Limited | Helensburgh | 1996 |
| Alexander Recovery Ltd | Ely | 2021 |
| Alexander Rose Competitions Ltd | Stoke-On-Trent | 2026 |
| Alexander Rose Direct Ltd | Burgess Hill | 2026 |
| Alexander Rose Ltd. | Burgess Hill | 1994 |
| Alexander Ross Bespoke (CN) Limited | Broxbourne | 2014 |
| Alexander Ross Bespoke Events Limited | Broxbourne | 2018 |
| Alexander Salisbury Ltd | London | 2013 |
| Alexander Scientific Limited | London | 2022 |
| Alexander Sheckter Limited | West Drayton | 2018 |
| Alexander Sinclair Limited | West Yorks | 1973 |
| Alexander Star Limited | London | 2020 |
| Alexander Stone Motors Ltd | Newcastle Upon Tyne | 2025 |
| Alexander the Great Limited | London | 2020 |
| Alexander Thomson & Company (Plumbers) Limited | Fife | 1943 |
| Alexander Thurlow & Co Ltd | London | 2019 |
| Alexander Timber Trading Ltd | Cardiff | 2020 |
| Alexander Todd & Company Limited | | 1960 |
| Alexander Tractors Ltd | Antrim | 2026 |
| Alexander Trading Company Limited | Halesowen | 1981 |
| Alexander Wang UK Limited | Staines-Upon-Thames | 2012 |
| Alexander Ward Ltd | London | 2010 |
| Alexander Windows Limited | Hazel Grove | 1991 |
| Alexander Wines Ltd. | Glasgow | 2012 |
| Alexander Wood Autos Limited | Stockport | 2010 |
| Alexander's Cars Ltd | York | 2026 |
| Alexander's Dancewear & Productions Limited | Leigh-On-Sea | 2024 |
| Alexander's Pharmacies Limited | Wrexham | 2002 |
| Alexanderparekh Ltd | Hemel Hempstead | 2026 |
| Alexanders (Rosemount) Limited | Aberdeen | 1997 |
| Alexanders Autos Limited | Stockton-On-Tees | 2025 |
| Alexanders Coffee Company Ltd | London | 2026 |
| Alexanders Holdings Limited | Thornaby | 2020 |
| Alexanders MOT Centre Limited | Motherwell | 2009 |
| Alexanders of Markethill (Furnishings) Limited | Armagh | 2003 |
| Alexanders of Markethill Limited | Co Armagh | 2004 |
| Alexanders of Twickenham Limited | Twickenham | 2002 |
| Alexanders Prestige Group Limited | Boroughbridge | 2016 |
| Alexanders Prestige Holdings Limited | Boroughbridge | 2013 |
| Alexanders Prestige Limited | Boroughbridge | 2005 |
| Alexanders' Pharmacy Ltd | Liverpool | 2006 |
| Alexander’S Best One Ltd | Manchester | 2021 |
| ALEXANDIKIRAW11 Ltd | Maidstone | 2025 |
| Alexandor Ltd | Hornchurch | 2026 |
| Alexandr Archive Ltd | Brighton | 2026 |
| Alexandra Abbley Consulting Ltd | London | 2023 |
| Alexandra Alfandary Antiques Limited | London | 2016 |
| Alexandra ARC Ltd | Hitchin | 1975 |
| Alexandra Auto Repairs Limited | London | 2024 |
| Alexandra Avenue Market Ltd | Harrow | 2023 |
| Alexandra Bakery Notts Ltd | Nottingham | 2019 |
| Alexandra Car Sales Ltd | Margate | 2025 |
| Alexandra Chambers Ltd | Huddersfield | 2020 |
| Alexandra Conservatories Limited | Shepton Mallet | 2003 |
| Alexandra Daniel Limited | London | 2017 |
| Alexandra Elizabeth Ltd | Darrington | 2025 |
| Alexandra Garage Kent Limited | Margate | 2021 |
| Alexandra Goodman Ltd | London | 2026 |
| Alexandra House (Leigh) Limited | Essex | 2006 |
| Alexandra Kaiser Limited | Herts, Berkhamsted | 2016 |
| Alexandra Logistic Ltd | Waltham Cross | 2025 |
| Alexandra Lyons Ltd | London | 2023 |
| Alexandra Mason Limited | Jarrow | 2020 |
| Alexandra MEI Ltd | London | 2020 |
| Alexandra Mini Market Limited | Peterborough | 2020 |
| Alexandra Motors & Tyres Limited | Margate | 2024 |
| Alexandra Motors Limited | Brentwood | 2019 |