| 3X Sports Limited | Luton | 2015 |
| 3X3X77 Limited | Weybridge | 2024 |
| 3XER Ltd | Milton Keynes | 2023 |
| 3XL Trading Ltd | Doncaster | 2011 |
| 3XS Retail Limited | 369 Wellingborough Road | 2019 |
| 3Y International Ltd | London | 2025 |
| 3Y Textile Technology Ltd | London | 2023 |
| 3YA Limited | Grimsby | 2025 |
| 3YK Trading Ltd | London | 2023 |
| 3Z Food Store Limited | London | 2019 |
| 3Z Properties Ltd | Livingston | 2026 |
| 3Z247 Ltd | London | 2025 |
| 4 Accident Management Ltd | Belfast | 2024 |
| 4 Ace Group Ltd | London | 2026 |
| 4 Aces CC Limited | Newry | 2025 |
| 4 Aces Traders Ltd | Wolverhampton | 2025 |
| 4 Actions Limited | Torquay | 2016 |
| 4 ALL Electrical NE Ltd | Newcastle Upon Tyne | 2025 |
| 4 ALL Ltd | Romford | 2018 |
| 4 Angels Foods Limited | South Ockendon | 2019 |
| 4 Ashes Motor Services Ltd | Strathaven | 2023 |
| 4 A’S Global Ltd | Glasgow | 2022 |
| 4 Beauties Limited | Belvedere | 2024 |
| 4 Best Brand Ltd | London | 2026 |
| 4 Bhatts United Ltd | Mansfield | 2007 |
| 4 Boss Ltd | Shoreham-By-Sea | 2018 |
| 4 Brothers Auto Repairs Ltd | Birmingham | 2024 |
| 4 Brothers Corporation Limited | Barking | 2019 |
| 4 Brothers Drinks Ltd | Hounslow | 2026 |
| 4 Brothers Grocery Shop Ltd | Birmingham | 2025 |
| 4 Brothers Logistics Ltd | London | 2024 |
| 4 Brothers Mobile Shop Ltd | London | 2026 |
| 4 Brothers Mobile Wholesale Ltd | Ilford | 2019 |
| 4 Brothers Wholesales Limited | Nelson | 2026 |
| 4 Business 4 U Ltd | Stoke-On-Trent | 2021 |
| 4 Care Cosmetics Ltd | Wembley | 2025 |
| 4 Cats Post Limited | Leicester | 2015 |
| 4 Change Enterprises Limited | Wallington | 2015 |
| 4 Coffee Lounge Ltd | Romford | 2020 |
| 4 Continents Stores Ltd | Chatham | 2013 |
| 4 Corner Retail Limited | Gravesend | 2022 |
| 4 Corners Distribution Ltd | Ilford | 2014 |
| 4 Corners Liverpool Ltd | Liverpool | 2024 |
| 4 Cosmetics Ltd | Doncaster | 2021 |
| 4 Counties MH Services Ltd | Cheddar | 2024 |
| 4 Dance Europe Ltd | West Byfleet | 2016 |
| 4 Dance Limited | Surrey | 2004 |
| 4 Dealer Logistics Ltd | London | 2026 |
| 4 Dents Limited | Saffron Walden | 2001 |
| 4 Dots Ltd | Ilford | 2022 |
| 4 Drive Parts Ltd | Smethwick | 2025 |
| 4 E'S Corporation Ltd | Sutton Coldfield | 2018 |
| 4 Elegant Essentials Ltd | Manchester | 2020 |
| 4 Eleven Brand Ltd | Liversedge | 2020 |
| 4 Every 1 Limited | London | 2008 |
| 4 Eyes Bakery Limited | Chesterfield | 2021 |
| 4 Eyes Patisserie Limited | Chesterfield | 2021 |
| 4 Feet Development Limited | Camden Town | 2018 |
| 4 for Gold Limited | Preston | 2019 |
| 4 Front Furniture Ltd | Barnet | 2007 |
| 4 Fuels Limited | Stoke - On - Trent | 2002 |
| 4 Glass Limited | Bury | 2011 |
| 4 Healthy Pets Limited | Bristol | 2019 |
| 4 K Clothing Limited | Caterham | 2011 |
| 4 Kandles Hardware Paper Shop Ltd | Daventry | 2023 |
| 4 Kays Enterprises Ltd | Bradford | 2020 |
| 4 King Clothing Limited | Caterham | 2016 |
| 4 KRD Limited | Birmingham | 2026 |
| 4 Kurdistan Meat Limited | Doncaster | 2025 |
| 4 Lands of Carluke Ltd | Glasgow | 2014 |
| 4 Leaf Batteries Limited | Dereham | 2000 |
| 4 Little People Ltd | Cambridge | 2010 |
| 4 Living Furniture Limited | Brighton | 2004 |
| 4 LOW Strings Ltd | Newcastle Upon Tyne | 2022 |
| 4 MA (Slough) Ltd | Slough | 2020 |
| 4 Medicinal Purposes Limited | Midhurst | 2025 |
| 4 Motion Cars Limited | Birmingham | 2018 |
| 4 Motors Limited | Barnet | 2005 |
| 4 M’S Global Foods Ltd | London | 2024 |
| 4 Office Limited | Chorley | 2003 |
| 4 Paws Supplies Ltd | Horley | 2020 |
| 4 Phone FIX Ltd | Reading | 2022 |
| 4 Pillars Sisters Ltd | Wolverhampton | 2025 |
| 4 Pleasure Ltd | London | 2024 |
| 4 Prints NW Ltd | Shotton | 2025 |
| 4 Procurement Ltd | London | 2024 |
| 4 Real Clothing Ltd | Birmingham | 2026 |
| 4 Rings Ltd | Dartford | 2008 |
| 4 Romeo Ltd | Andover | 2025 |
| 4 S (UK) Ltd | Sutton | 2014 |
| 4 Season Tyres Ltd | Oldham | 2026 |
| 4 Seasons (Shani) Limited | 3 Dorset Rise | 2011 |
| 4 Seasons (Yorkshire) Limited | Knaresborough | 2007 |
| 4 Seasons 4 Food Limited | Cheshire | 2003 |
| 4 Seasons Carpets Ltd | Dundee | 2019 |
| 4 Seasons Deli Ltd | London | 2022 |
| 4 Seasons Grocery Ltd | Cardiff | 2021 |
| 4 Seasons Outdoor U.K. Ltd | Reading | 2012 |
| 4 Seasons Tyres Ltd | Hessle | 2025 |
| 4 Seasons Tyres Notts Ltd | Nottingham | 2025 |