| 2404 Consulting Ltd | Liss | 2018 |
| 241 Finance Limited | London | 2023 |
| 2411 Group Limited | Willenhall | 2019 |
| 242 Ltd | Portsmouth | 2018 |
| 242 SER Limited | London | 2013 |
| 242242 Limited | London | 2026 |
| 2424 Media Ltd | London | 2026 |
| 244 North Road West Plymouth Management Limited | Plymouth | 2009 |
| 244 to 258 Church Lane (Kingsbury) Limited | Kingsbury | 2008 |
| 246 Consulting Ltd | Coleraine | 2025 |
| 246 Photography Ltd | Bolton | 2016 |
| 2468 Property Limited | Penarth | 2022 |
| 247 Asbestos Domestic Ltd | Milton Keynes | 2026 |
| 247 Asbestos Ltd | Milton Keynes | 2025 |
| 247 Asbestos Services Ltd | Warwick | 2024 |
| 247 Auto Services Group Ltd | Welling | 2025 |
| 247 Business Solution Limited | London | 2024 |
| 247 Cargo Limited | Ayrshire | 2005 |
| 247 Compliance Ltd | Wigan | 2026 |
| 247 Consultants Ltd | Bedworth | 2020 |
| 247 Consulting Limited | Sevenoaks | 2023 |
| 247 Events Management Ltd | Southampton | 2025 |
| 247 Financial Solutions Limited | London | 2014 |
| 247 Jobline Limited | London | 2014 |
| 247 Lifestyle Management Ltd | Wigton | 2024 |
| 247 Media Limited | Chertsey | 2000 |
| 247 Milton Road Management Limited | Exeter | 2012 |
| 247 Rewards Ltd | Bolton | 2024 |
| 247 Serve Ltd | Manchester | 2025 |
| 247 Space Ltd | Caldicot, Wales, United Kingdom | 2026 |
| 247 Surveyors Limited | Dartford | 2026 |
| 247365MARKETING.COM Limited | London | 2021 |
| 247ACTION Ltd | London | 2019 |
| 247ADS Ltd | Wembley | 2024 |
| 247PPL Limited | London | 2020 |
| 249 Rail Limited | Basildon | 2012 |
| 2494 Limited | Potters Bar | 2019 |
| 24ASHLEYROAD Limited | London | 2015 |
| 24B Consultancy Ltd | Camberley | 2017 |
| 24B ST John Street (1995) Limited | Lancashire | 2002 |
| 24BI Ltd | Kidlington | 2026 |
| 24C ST John Street (1995) Limited | Lancashire | 2002 |
| 24CR Secretarial Limited | Dorset | 2007 |
| 24D Limited | Stoke-On-Trent | 2023 |
| 24H Accountancy Ltd | London | 2021 |
| 24H Online Services Ltd | Cardiff | 2024 |
| 24HEALTHANDSAFETY Ltd. | Romford | 2016 |
| 24HOUR Solutions Limited | London | 2021 |
| 24HR Business Plan Ltd | St. Ives | 2025 |
| 24HR Events Ltd | Llangan | 2018 |
| 24HR Healthcare Staffing Agency Ltd | Worksop | 2017 |
| 24HR Staffing Solutions Ltd | Kington | 2020 |
| 24HRS Services Ltd | London | 2024 |
| 24K Systems Ltd | Milton Keynes | 2024 |
| 24KGROUP Ltd | London | 2024 |
| 24PROJECTS Limited | Hartlepool | 2024 |
| 24PV Limited | London | 2023 |
| 24SVN Ltd | Cannock | 2024 |
| 24TEN Consulting Limited | Southampton | 2024 |
| 24TWELVE Limited | Nottingham | 2019 |
| 24X7 T&D Ltd | Stafford | 2024 |
| 25 Above Limited | East Preston | 2012 |
| 25 Broadwater Down Management Company Limited | Tunbridge Wells | 2013 |
| 25 Chislehurst Avenue Management Limited | | 2005 |
| 25 Denning Road Limited | | 1984 |
| 25 Frames Ltd | London | 2019 |
| 25 Granville Park Freehold Limited | London | 2013 |
| 25 Highgate West Hill Limited | London | 1970 |
| 25 Jermyn Street ST James's RTM Company Limited | London | 2004 |
| 25 Ladbroke Gardens Management Company Limited | Surrey | 2005 |
| 25 Lansdowne Road (FH) Limited | London | 2003 |
| 25 Lansdowne Road (LH) Number 1 Limited | London | 2003 |
| 25 Lansdowne Road (LH) Number 2 Limited | London | 2003 |
| 25 Lexington Ltd | Amersham | 2020 |
| 25 Longridge Road Management Limited | Chatham | 1991 |
| 25 Maida Avenue Limited | London | 1984 |
| 25 Management Limited | West Sussex | 1985 |
| 25 Manor Park Limited | London | 2007 |
| 25 Seven Lifestyle Management Limited | East Yorkshire | 2003 |
| 25 Solutions Ltd | London | 2025 |
| 25 West Design Ltd | Glasgow | 2019 |
| 25-28 Limited | London | 2016 |
| 25-41 Henrietta Chase Management Limited | London | 2005 |
| 25/7 Tailored Assistance Ltd | Grantham | 2025 |
| 25/8 Connect Limited | Burnley | 2020 |
| 25/8 Group Limited | Burnley | 2021 |
| 25/8 Marketing Group Limited | Rayleigh | 2023 |
| 25/8 Retail Solutions Ltd | Burnley | 2021 |
| 250 King's Road and 151 Sydney Street Trading Limited | London | 2016 |
| 2501 Associates Ltd | Farnham | 2015 |
| 2501 Events Limited | Leeds | 2024 |
| 251 Marketing Ltd | Poole | 2020 |
| 2510 Ltd | York | 2025 |
| 252 Collective Ltd | London | 2025 |
| 2525 Limited | London | 2013 |
| 253 Taxis Ltd | Edinburgh | 2014 |
| 2535 Ltd | London | 2025 |
| 254 Consulting Limited | Peebles | 2025 |
| 254 Nurses Agency Limited | Milton Keynes | 2015 |
| 254 Portobello Ltd | London | 2015 |