| 44 Latimer Road Management Company Limited | London | 2009 |
| 44 London Limited | London | 1999 |
| 44 Media House Ltd | Carnforth | 2024 |
| 44 Moring Road Management Limited | London | 2021 |
| 44 New King Street Bath (Management) Limited | Bath | 1989 |
| 44 Photography Ltd | London | 2026 |
| 44 Queen's Gardens Residents Association Limited | London | 1998 |
| 44 Regen Ltd | Glasgow | 2022 |
| 44 Research Group Limited | London | 2025 |
| 44 Scientifics Ltd | London | 2023 |
| 44 ST James Parade (Management) Limited | Bath | 1987 |
| 44 Teeth Ltd | Fleet | 2014 |
| 44, Seabank Road, Wallasey Management Company Limited | Wallasey | 1986 |
| 44-COLLECTIVE Ltd | Birmingham | 2021 |
| 442 Design Limited | Edinburgh | 2002 |
| 442 Motivation Limited | Thirsk | 2011 |
| 442FC Ltd | Leigh | 2024 |
| 443 Sports Management Ltd | Birmingham | 2019 |
| 445 Technology Ltd | Sleaford | 2018 |
| 4473 Energi Ltd | Edinburgh | 2023 |
| 4478 Limited | London | 2023 |
| 448-450 Allenby Road Greenford Limited | Harrow | 2015 |
| 44ABCD Priory Road Limited | Tonbridge | 2012 |
| 44ARMS Limited | Weybridge | 2025 |
| 44B Limited | Rawdon Leeds | 1995 |
| 44FORTYSIX Limited | Wimborne | 2026 |
| 44I Limited | Leeds | 2021 |
| 44LAW Limited | Cardiff | 2016 |
| 44POWER Limited | London | 2025 |
| 44SIXTEEN Ltd | Coalville | 2025 |
| 44TECH Ltd | Bromsgrove | 2021 |
| 44XL Ltd | Fleet | 2025 |
| 45 A-Side Recordings Limited | Glasgow | 2017 |
| 45 Adelaide Road Limited | London | 1993 |
| 45 Airedale Road Limited | London | 2016 |
| 45 Alma Square Limited | London | 1970 |
| 45 Cadogan Square Freehold Limited | Shrewsbury | 2005 |
| 45 CI Limited | Swanage | 2016 |
| 45 Creative Studios Limited | Croydon | 2025 |
| 45 Cromwell Avenue RTM Company Ltd | Muswell Hill | 2020 |
| 45 Digital Ltd. | London | 2016 |
| 45 Ennismore Avenue Limited | London | 2012 |
| 45 Fordwych Road Limited | London | 2003 |
| 45 Hamilton Gardens Limited | London | 1999 |
| 45 Hastings Road (Pembury) Management Company Limited | Tunbridge Wells | 2007 |
| 45 Lincoln Road Washingborough Management Company Limited | Lincoln | 2012 |
| 45 Netherhall Gardens Limited | London | 1997 |
| 45 Newbridge Road Bath Limited | Bath | 1987 |
| 45 RPM Commercial & Interactive Music Supervision Ltd | London | 2024 |
| 45 Somerset Road Limited | New Barnet | 2010 |
| 45 West Limited | | 2001 |
| 45 Woodfield Limited | London | 2001 |
| 450 Taxis Ltd. | Edinburgh | 2019 |
| 451 DEA Limited | Cambridge | 2017 |
| 457 Taxis Ltd. | Edinburgh | 2014 |
| 457407 Limited | Bassaleg Newport | 1948 |
| 458. Law Limited | Norwich | 2021 |
| 45BLACK Limited | London | 2025 |
| 45DEGREE Prep Ltd | Carrickfergus | 2019 |
| 45EASTING Ltd | Brinkworth | 2023 |
| 46 Bulwer Road (Freehold) Limited | London | 2006 |
| 46 by Fourtysix Limited | Warminster | 2025 |
| 46 Castletown Road Limited | | 2001 |
| 46 Development Limited | Banbridge | 2010 |
| 46 Ellington Street Limited | London | 1998 |
| 46 Ferme Park Road Management Limited | Hatfield | 1987 |
| 46 Gloucester Ltd | London | 2025 |
| 46 ST David's Hill Exeter Management Company Limited | Budleigh Salterton | 1989 |
| 46/48 Gordon Road Properties Limited | | 1999 |
| 460 Media Ltd | Wallasey | 2017 |
| 46166A Limited | Preston | 2012 |
| 462 Limited | Crediton | 2017 |
| 462 Project Management Ltd | Redcar | 2025 |
| 463 Taxis Ltd. | Edinburgh | 2007 |
| 466 Associates Limited | London | 2025 |
| 469 Limited | Camberley | 2025 |
| 46C Ltd | Bedford | 2024 |
| 47 Acacia Road (FH) Limited | London | 2003 |
| 47 Acacia Road (LH) Limited | London | 2003 |
| 47 Accounting Limited | Brighouse | 2024 |
| 47 Belsize Park Gardens Management Limited | London | 1981 |
| 47 Cadogan Square Limited | Sale | 2004 |
| 47 Electrical Ltd | Southend-On-Sea | 2021 |
| 47 Holland Park Management Company Limited | | 1982 |
| 47 Insights Ltd | Bury | 2026 |
| 47 Law Limited | Maidstone | 2019 |
| 47 Marketing Limited | Bedford | 2016 |
| 47 Newbridge Road Bath (Management) Limited | Bristol | 1991 |
| 47 Riffel Road Limited | | 2006 |
| 47 Warwick Avenue Limited | Radlett | 2005 |
| 47 Warwick Road (Freehold) Limited | | 2004 |
| 47-49 Bignold House Ltd | London | 2019 |
| 474 Management Ltd | London | 2017 |
| 475 Limited | Sutton Coldfield | 2022 |
| 478 Taxis Ltd. | Edinburgh | 2011 |
| 479 Taxis Ltd. | Edinburgh | 2006 |
| 47PIERRE Limited | Waltham Cross | 2026 |
| 47STUDIOHOUSE Ltd | Uxbridge | 2019 |
| 47TH Consultants Limited | Greenford | 2020 |
| 48 Consulting Group Limited | Wimborne | 2026 |