| 52 Events Limited | London | 2019 |
| 52 GAS Street Ltd | Birmingham | 2014 |
| 52 Hova Villas (Hove) Limited | Hove | 2012 |
| 52 London Road Limited | Heathfield | 2013 |
| 52 North Street Limited | London | 2014 |
| 52 Queen's Gate Terrace Management Limited | London | 1995 |
| 52 Shrewsbury Road Management Limited | Merseyside | 2003 |
| 52 Stay Ltd | Manchester | 2025 |
| 52 Sutherland Place Residents Association Limited | London | 1994 |
| 52/52A Lancing Road Limited | Croydon | 2011 |
| 520 Cafe Ltd | Smethwick | 2022 |
| 520MEISHI Ltd | London | 2025 |
| 522 Pizza Limited | Bournemouth | 2026 |
| 5220 Leisure Ltd | Manchester | 2019 |
| 524 Bar Limited | Aberdeen | 2002 |
| 52762 Limited | Harrow | 2023 |
| 529 Investments Limited | Birmingham | 2026 |
| 529WELLS Ltd | Hunstanton | 2026 |
| 53 32 Limited | London | 2018 |
| 53 Cardiff Road Ltd | Treharris | 2024 |
| 53 Catherine Street (Frome) Management Limited | Frome | 1998 |
| 53 Degree Fish & Chips Ltd | Brough | 2022 |
| 53 Degree North (Brough) Ltd | Brough | 2012 |
| 53 Degrees Bar Ltd | Liverpool | 2018 |
| 53 Degrees Property Ltd | Nantwich | 2019 |
| 53 Eaton Park Road Freehold Limited | Palmers Green | 2001 |
| 53 Festival Road Limited | Godalming | 2020 |
| 53 Fobbing Ltd | London | 2022 |
| 53 Kingsgate Road Limited | Rickmansworth | 2013 |
| 53 Red Lion Ltd | London | 2017 |
| 53 Storer Ltd | Loughborough | 2019 |
| 53 the Square Ltd | Market Harborough | 2003 |
| 53 Wards END Ltd | Loughborough | 2019 |
| 53/55 Kensington Road (Plymouth) Limited | Plymouth | 2001 |
| 535 Group Limited | Middlesex, Harrow | 2023 |
| 54 (NW) Limited | Lytham St. Annes | 2018 |
| 54 Aberdare Gardens Limited | London | 2006 |
| 54 Coffee Ltd | Westbury | 2026 |
| 54 Investments Ltd | Hove | 2015 |
| 54 Marville Road Ltd | Pulborough | 2016 |
| 54 Queen's Gate Hotel Limited | | 2002 |
| 54 Warwick Square Limited | London | 1991 |
| 54-60 Cedars Drive (Freehold) Limited | Uxbridge | 2014 |
| 542 Leisure Limited | Juniper Green | 2018 |
| 549 Home Ltd | London | 2025 |
| 55 BG Ltd | Glasgow | 2023 |
| 55 Dafforne Road Limited | London | 2004 |
| 55 Degrees Management Ltd | Newcastle Upon Tyne | 2025 |
| 55 Event Catering Solutions Ltd | Smethwick | 2024 |
| 55 Hospitality Limited | Manchester | 2023 |
| 55 Krtc Limited | London | 2002 |
| 55 Leisure (Tynemouth) Ltd | North Shields | 2010 |
| 55 Oakley Square (Residents) Limited | London | 1994 |
| 55 Preston Drove (Brighton) Freehold Management Company Limited | Brighton | 2015 |
| 55 Quay Ltd | Tynemouth | 2019 |
| 55 ST George's Square Ltd | London | 2009 |
| 55 ST. Brannocks Road Management Company Limited | Barnstaple | 2005 |
| 55 Street Food Ltd | Edinburgh | 2025 |
| 550 Aigburth Limited | Liverpool | 2018 |
| 553 the Cauliflower Public House Limited | Ilford | 2024 |
| 555 Cafe Ltd | London | 2026 |
| 555 Cocktail Bar Ltd | Peterborough | 2025 |
| 555 FL Ltd | Newcastle Upon Tyne | 2019 |
| 555 Fuel Stop Limited | Ambleside | 2026 |
| 555 Limited | Rochester | 2024 |
| 55A Leeds Limited | Leeds | 2019 |
| 55NORTH1EAST Ltd | London | 2018 |
| 55SAMSUN Limited | Hemel Hempstead | 2023 |
| 55SQUARE Limited | London | 2019 |
| 56 & 58 Newtown (Uckfield) Limited | East Grinstead | 2007 |
| 56 Blandford ST Ltd | London | 2024 |
| 56 BR Ltd | Glasgow | 2026 |
| 56 Cafe Bar Ltd | Ilford | 2019 |
| 56 Denbigh Street Management Limited | London | 1990 |
| 56 Golders Green Limited | London | 2025 |
| 56 Grains Ltd | Chesterfield | 2023 |
| 56 Maple Street Ltd | London | 2023 |
| 56 Selborne Road Limited | Essex | 2004 |
| 56 ST. Thomas's Road Management Limited | London | 2002 |
| 56 Tremadoc Road Limited | | 2003 |
| 56 Westow Ltd | Manchester | 2024 |
| 56 YAS Ltd | Shipley | 2026 |
| 560 Ltd | Northwood Hills | 2019 |
| 562 KO Sing Limited | Liverpool | 2025 |
| 562 KR Ltd | London | 2026 |
| 567 Kitchen Limited | Birmingham | 2025 |
| 567 Ltd | West Bromwich | 2025 |
| 568 Mobile Bars Limited | Sheffield | 2024 |
| 569 Bistro Ltd | Southport | 2026 |
| 57 Brighton Road RTM Company Limited | Surrey | 2006 |
| 57 Camborne Road Limited | | 2003 |
| 57 Crystal Palace RD RTM Company Limited | London | 2006 |
| 57 Gratton Road Limited | Farnham | 2005 |
| 57 Green HUT Limited | London | 2025 |
| 57 High ST Ltd | Peterborough | 2025 |
| 57 High Street Limited | Eastbourne | 2017 |
| 57 Leisure Parks Limited | Newtownards | 1998 |
| 57 Oxford Road Limited | Beaconsfield | 1996 |
| 57 ST. Philips Road Management Limited | Cambridge | 1990 |
| 57 Trading Ltd | Bristol | 2023 |