| 33 Hanley Road N4 Limited | Households | 2009 |
| 33 Harley Street Limited | Extraterritorial | 2024 |
| 33 Hartington Road Management Company Limited | Real estate | 1995 |
| 33 Herbs Ltd | Hospitality | 2020 |
| 33 HEX Ltd | Administrative & support | 2025 |
| 33 High Street Milford on Sea Limited | Real estate | 2018 |
| 33 Hindes Road Management Company Ltd | Administrative & support | 2019 |
| 33 Holding Group Limited | Manufacturing | 2025 |
| 33 HOP Limited | Households | 2013 |
| 33 Horsefair Limited | Real estate | 2021 |
| 33 Huron Road Limited | Real estate | 2008 |
| 33 Hyde Park Square RTM Company Limited | Households | 2021 |
| 33 Incorporated Ltd | Information & communication | 2026 |
| 33 Inglethorpe Street Limited | Households | 2013 |
| 33 Junction Road Limited | Hospitality | 2010 |
| 33 Kellett Road Management Limited | Real estate | 2000 |
| 33 Killieser Freehold Limited | Real estate | 2018 |
| 33 Lambert Road RTE Limited | Administrative & support | 2006 |
| 33 Lancaster Road Ltd | Households | 2017 |
| 33 Langham Road London SW20 Limited | Households | 1994 |
| 33 Latitude House Limited | Real estate | 2019 |
| 33 Lennox Gardens Residents Limited | Households | 2000 |
| 33 Leverton Street Freehold Limited | Households | 2014 |
| 33 Lindore Road Ltd | Households | 2016 |
| 33 Longridge Road (Freehold) Limited | Households | 2025 |
| 33 Louisville Road Freehold Limited | Households | 2002 |
| 33 M Limited | Financial services | 2002 |
| 33 Macaulay Limited | Arts & recreation | 2025 |
| 33 Macdonald Road Freehold Limited | Real estate | 2015 |
| 33 Malvern Road Limited | Real estate | 2015 |
| 33 Minet Road Limited | Real estate | 2025 |
| 33 Morat Street Management Limited | Households | 2026 |
| 33 Mount Pleasant Road Ltd | Financial services | 2022 |
| 33 Narford RD Management Limited | Households | 2015 |
| 33 Netherhall Gardens Freehold Limited | Households | 2010 |
| 33 Newling Street Ltd | Construction | 2024 |
| 33 North Ltd | Financial services | 2023 |
| 33 Oppidans Road Management Company Limited | Households | 2009 |
| 33 Osborne Road Limited | Households | 2024 |
| 33 Parsons Green Limited | Households | 2016 |
| 33 Property Management Company Limited(The) | Real estate | 1986 |
| 33 Property Services Limited | Real estate | 2015 |
| 33 Property Solutions Limited | Real estate | 2023 |
| 33 Purley Downs Limited | Other services | 2015 |
| 33 Q Street Tenant Limited | Real estate | 2015 |
| 33 Queens Road Management Company Limited | Households | 2020 |
| 33 Ramsden Road Management Co. Limited | Real estate | 2000 |
| 33 Rattray Road Freehold Limited | Hospitality | 2013 |
| 33 Redesdale Street Limited | Households | 2008 |
| 33 Regina Road Management Company Limited | Extraterritorial | 2008 |
| 33 Reighton Road Freehold Limited | Households | 2012 |
| 33 Richford Street (Freehold) Company Limited | Extraterritorial | 2019 |
| 33 Richmond Road RTM Company Ltd | Households | 2023 |
| 33 Riggindale Road Limited | Extraterritorial | 2001 |
| 33 Ripley C Hull Ltd | Real estate | 2019 |
| 33 Rochester Square Freehold Limited | Households | 2019 |
| 33 Rosary Gardens Management Limited | Households | 2011 |
| 33 RPM Agency Ltd | Professional & scientific | 2022 |
| 33 Smiles Ltd | Health & social care | 2023 |
| 33 Solon Road Limited | Households | 2020 |
| 33 Solutions Ltd | Professional & scientific | 2024 |
| 33 Sourcing Ltd | Wholesale & retail | 2024 |
| 33 Southerton Road Management Company Limited | Hospitality | 2004 |
| 33 Spencer Road Freehold Limited | Administrative & support | 2025 |
| 33 ST Andrews Road Limited | Households | 2012 |
| 33 ST Charles Square Management Company Limited | Households | 1997 |
| 33 ST Mary's Grove Chiswick Limited | Households | 1996 |
| 33 ST. James's Limited | Professional & scientific | 2005 |
| 33 Stanhope Gardens Management Limited | Real estate | 2005 |
| 33 Stanlake Road Management Company Limited | Households | 2015 |
| 33 Station Road Ltd | Households | 2023 |
| 33 Steerforth Street Management Limited | Households | 2018 |
| 33 Stem LDN Limited | Real estate | 2019 |
| 33 Stowe Road Limited | Households | 1998 |
| 33 Strong Ltd | Manufacturing | 2025 |
| 33 Talgarth Road Freehold Limited | Households | 2024 |
| 33 Talgarth Road Limited | Professional & scientific | 2005 |
| 33 Tarbert Road (Freehold) Limited | Hospitality | 2015 |
| 33 Telford AVE Ltd | Real estate | 1996 |
| 33 TEN Ltd | Professional & scientific | 2020 |
| 33 Thornhill Crescent RTM Company Limited | Households | 2024 |
| 33 Tregunter Road Limited | Households | 2002 |
| 33 Tressillian Road Ltd | Real estate | 2021 |
| 33 Tubbs Road Ltd | Households | 2019 |
| 33 Tynemouth Limited | Real estate | 2021 |
| 33 Union Road Limited | Real estate | 2002 |
| 33 UTP Management Ltd | Households | 2025 |
| 33 Ventures Ltd | Information & communication | 2026 |
| 33 Warbeck Ltd | Real estate | 2025 |
| 33 Warrington Crescent Limited | Households | 1983 |
| 33 Well Limited | Professional & scientific | 2019 |
| 33 West Hill Leaseholders Limited | Households | 2013 |
| 33 West Hill Management Co. Limited | Households | 2004 |
| 33 Wimpole Street Management Company Limited | Households | 1988 |
| 33 Windsor Road (Ealing) Limited | Households | 2013 |
| 33 Woodland Gardens Limited | Households | 1991 |
| 33 Woodside Park Road (Freehold) Limited | Households | 2009 |
| 33 Wray Crescent Limited | Households | 2005 |
| 33 X Ltd | Professional & scientific | 2024 |
| 33-35 Beulah Road Residents Limited | Real estate | 2004 |