| 7X Property Limited | Real estate | 2017 |
| 7X Property Partnership LLP | | 2018 |
| 7X'N Ltd | Construction | 2023 |
| 8 & 10 Brighton Avenue Freehold Limited | Households | 2018 |
| 8 & 10 Culford Gardens Limited | Real estate | 2007 |
| 8 & 10 Victoria Road London N4 Management Limited | Households | 1996 |
| 8 & 8A Aboyne Drive RTM Company Limited | Households | 2020 |
| 8 & 8A Clacton Road Freehold Limited | Real estate | 2016 |
| 8 & 8A Grove Road W3 Management Company Limited | Households | 2024 |
| 8 & 8A Moring Road Management Limited | Real estate | 2016 |
| 8 & 8A Penwith Road Freehold Ltd | Households | 2016 |
| 8 & Safe Limited | Wholesale & retail | 2020 |
| 8 - 9 Lovat Lane Limited | Real estate | 2022 |
| 8 Abbey Gardens Management Ltd | Households | 2013 |
| 8 Across Ltd | Information & communication | 2020 |
| 8 Agamemnon Road Management Ltd | Households | 2022 |
| 8 Ainger Road Ltd | Households | 1997 |
| 8 Airedale Road Limited | Real estate | 2011 |
| 8 Akenside Road Property Management Limited | Real estate | 2010 |
| 8 Albert CT Limited | Real estate | 2025 |
| 8 Alderbrook Road Management Limited | Households | 2024 |
| 8 Alexandra Road London N8 Limited | Extraterritorial | 2008 |
| 8 Allen Road Freehold Limited | Households | 2017 |
| 8 and 10 Norwood Road RTM Company Limited | Households | 2025 |
| 8 and 6 Sanders Lane Freehold Ltd | Households | 2022 |
| 8 and the Neighbours Ltd | Hospitality | 2024 |
| 8 and the Neighbours Trade Ltd | Hospitality | 2024 |
| 8 Angeles Ltd | Health & social care | 2025 |
| 8 Ashley Road Management Co. Limited | Households | 1985 |
| 8 Avenue Gardens Management Company Limited | Households | 1994 |
| 8 Avenue Road Highgate Limited | Households | 2015 |
| 8 Ball Studios Limited | Arts & recreation | 2025 |
| 8 Bar Film Limited | Information & communication | 2019 |
| 8 Becondale Road Ltd | Real estate | 2006 |
| 8 Bedford Court London (Management) Limited | Households | 1984 |
| 8 Belgrave Ltd | Real estate | 2025 |
| 8 Belsize Park Gardens Limited | Households | 2004 |
| 8 Belsize Park Limited | Real estate | 1998 |
| 8 Beresford Road N8 Limited | Households | 2005 |
| 8 Billion Learners Ltd | Information & communication | 2022 |
| 8 Birley Road Freehold Limited | Real estate | 2019 |
| 8 Birnam Road Limited | Households | 2016 |
| 8 Bishopsgate by Rhubarb Limited | Administrative & support | 2022 |
| 8 Blackheath Limited | Real estate | 2012 |
| 8 Blackhorse Close Limited | Real estate | 2017 |
| 8 Blakemore Road Freehold Limited | Real estate | 2018 |
| 8 Bloom Grove (ABC) Limited | Households | 2018 |
| 8 Bloom Park Road Freehold Limited | Households | 2024 |
| 8 Boundaries Road (RTM) Company Limited | Households | 2011 |
| 8 Bowood Road Limited | Professional & scientific | 2014 |
| 8 Braggs Lane Management Company Limited | Households | 2011 |
| 8 Breakspears Freehold Ltd | Households | 2019 |
| 8 Bristol Gardens Limited | Households | 1992 |
| 8 Broadwick ST Ltd | Real estate | 2009 |
| 8 Brondesbury Villas Management Limited | Households | 1996 |
| 8 Brooke Road Limited | Real estate | 2013 |
| 8 Brothers Design and Building Limited | Construction | 2022 |
| 8 Buckland Crescent Limited | Real estate | 2006 |
| 8 Cable Street RTM Company Limited | Professional & scientific | 2012 |
| 8 Cambridge Road RTM Company Limited | Real estate | 2009 |
| 8 Camden Road Limited | Construction | 2016 |
| 8 Campden Road (Croydon) RTM Company Limited | Households | 2019 |
| 8 Cantelowes Road Freehold Company Limited | Households | 2025 |
| 8 Carlingford Road (London) Limited | Households | 2007 |
| 8 Carlos Place Ltd | Hospitality | 2025 |
| 8 Carlos Place Trading Limited | Hospitality | 2024 |
| 8 Carlton Vale Ltd | Professional & scientific | 2015 |
| 8 Carysfort Road Limited | Households | 2019 |
| 8 Castlebar Road Maintenance Company Limited | Households | 2011 |
| 8 Cecile Park Management Limited | Households | 2025 |
| 8 Charlwood Place Freehold Limited | Real estate | 2009 |
| 8 Chatsworth Road Residents Association Limited | Real estate | 2004 |
| 8 Chelsea Embankment Limited | Households | 2005 |
| 8 Chelsham Road Limited | Households | 2020 |
| 8 Christchurch AVE Ltd | Real estate | 2023 |
| 8 Church Road (Southbourne) RTM Company Ltd | Households | 2025 |
| 8 Churchfield Road Management Company Limited | Real estate | 2002 |
| 8 Churchmead Limited | Real estate | 2019 |
| 8 Churchmead Management Limited | Real estate | 2002 |
| 8 Circles Investments Ltd | Other services | 2018 |
| 8 Circus Street Residents Association Limited | Households | 1999 |
| 8 Clarendon Gardens Limited | Households | 1985 |
| 8 Clifton Ltd | Real estate | 2020 |
| 8 CNC Ltd | Administrative & support | 2023 |
| 8 Coleherne Road Management Limited | Households | 2011 |
| 8 Collingham Place Management Company Limited | Households | 1990 |
| 8 Cookies Ltd | Hospitality | 2026 |
| 8 Copain Ltd | Wholesale & retail | 2022 |
| 8 Corfton Road Freehold Limited | Households | 2020 |
| 8 Corrance Road Management Limited | Households | 1983 |
| 8 Count Group Ltd | Information & communication | 2026 |
| 8 Courthope Villas Management Limited | Households | 2009 |
| 8 Credenhill Street (Freehold) Limited | Professional & scientific | 2008 |
| 8 Crookham Road (Freehold) Company Limited | Households | 2007 |
| 8 CSC Ltd | Administrative & support | 2023 |
| 8 Curwen Road Management Company Limited | Extraterritorial | 1986 |
| 8 DAC Beachcroft Buildings Limited | Professional & scientific | 2021 |
| 8 Dalyell Road Freehold Limited | Households | 2013 |
| 8 Darling Road Freehold Limited | Households | 2016 |
| 8 Design Consultants Limited | Professional & scientific | 2022 |