| 44 Perham Road Residents Company Limited | Households | 1997 |
| 44 Photography Ltd | Professional & scientific | 2026 |
| 44 Priory Road Limited | Households | 1996 |
| 44 Priory Road Management Company Limited | Real estate | 1996 |
| 44 PS GP Limited | Real estate | 2022 |
| 44 PS Limited Partnership | | 2022 |
| 44 PS Nominee Limited | Real estate | 2022 |
| 44 Queen's Gardens Residents Association Limited | Professional & scientific | 1998 |
| 44 Queens Gate Limited | Households | 2008 |
| 44 Randolph Avenue Limited | Households | 1981 |
| 44 Research Group Limited | Professional & scientific | 2025 |
| 44 Rosendale Road Management Company Ltd | Real estate | 2025 |
| 44 Rossiter Road Balham Limited | Households | 2004 |
| 44 Russell Road Management Company Limited | Households | 1992 |
| 44 Rylett Crescent Freehold Company Ltd | Households | 2026 |
| 44 Rylett Crescent RTM Company Ltd | Households | 2013 |
| 44 Scientifics Ltd | Professional & scientific | 2023 |
| 44 Shacklewell Lane Limited | Extraterritorial | 2013 |
| 44 Shroton Street Limited | Real estate | 2004 |
| 44 Southern ROW Limited | Real estate | 2001 |
| 44 ST Elmo RD Ltd | Households | 2022 |
| 44 ST Pauls Crescent Limited | Households | 2008 |
| 44 ST Peters Street Freehold Limited | Households | 2018 |
| 44 ST. Johns Grove Limited | Extraterritorial | 2006 |
| 44 Stapleton Freehold Ltd | Households | 2016 |
| 44 Staverton Road RTM Company Ltd | Households | 2020 |
| 44 Stones Group Holdings Ltd | Information & communication | 2022 |
| 44 Stronsa Road London W12 9LB Limited | Extraterritorial | 2017 |
| 44 Sutherland Street Limited | Households | 2007 |
| 44 Temple Gardens Management Company Limited | Households | 2003 |
| 44 Thane Villas Limited | Households | 2012 |
| 44 Thicket Road Limited | Households | 1998 |
| 44 Thousand Steps Ltd | Information & communication | 2026 |
| 44 Tressillian Road Limited | Households | 1989 |
| 44 Ventures Limited | Information & communication | 2022 |
| 44 Waldegrave Road Management Ltd | Households | 2023 |
| 44 Waldegrave Road RTM Company Limited | Households | 2024 |
| 44 Westbourne Villas Aldrington Ltd | Households | 2003 |
| 44 Wilberforce Road Limited | Real estate | 2007 |
| 44 Wings Productions Ltd | Information & communication | 2026 |
| 44 Woodside Park Road Limited | Households | 1999 |
| 44 Woodstock Road Residents Association Limited | Real estate | 1981 |
| 44 Woodville Gardens Freehold Company Limited | Real estate | 2008 |
| 44-45 Compton Road (Freehold) Limited | Households | 1999 |
| 44-46 Gloucester Square (Freehold) Limited | Real estate | 2003 |
| 44-46 Nelson Square Ltd | Households | 2005 |
| 44-47 Denton Street Management Limited | Households | 2014 |
| 44-48 Clerkenwell Road Management Limited | Households | 1999 |
| 44-48 East Street Limited | Real estate | 2023 |
| 44-49 Lowndes Square Management Company Limited | Households | 1984 |
| 44-MEDIA Ltd | Wholesale & retail | 2020 |
| 44/44A Tennyson Street Limited | Households | 2020 |
| 44/46 Frognal Limited | Real estate | 1994 |
| 44/46 ST. George's Drive Ltd. | Real estate | 1992 |
| 44/46 Windsor Road Limited | Households | 2011 |
| 44/6 Addison Gardens Management Limited | Households | 1985 |
| 440 Logistics Ltd | Transport & logistics | 2023 |
| 4401 Group Ltd | Wholesale & retail | 2025 |
| 440440 Ltd | Hospitality | 2023 |
| 440HZ Ltd | Information & communication | 2025 |
| 441 Fulham Palace Road Limited | Households | 2022 |
| 441 Trust Company Limited | Other services | 2015 |
| 442OONS Limited | Information & communication | 2014 |
| 443 Chiswick High Road Management Limited | Households | 1999 |
| 443 Developments Ltd | Real estate | 2025 |
| 443 Fulham Palace Road Limited | Households | 2004 |
| 4432 Ltd | Wholesale & retail | 2024 |
| 4433 Ltd | Real estate | 2025 |
| 444 Accommodation Ltd | Real estate | 2022 |
| 444 Digital Ltd | Information & communication | 2015 |
| 444 IP & Media Ltd | Arts & recreation | 2025 |
| 444 Lollipops Limited | Information & communication | 2022 |
| 444 Property Investments Limited | Real estate | 2019 |
| 444 Publishing Ltd | Information & communication | 2025 |
| 444 Recovery and Transportation Ltd | Wholesale & retail | 2025 |
| 444 Rentals Ltd | Real estate | 2009 |
| 444 Trading Ltd | Hospitality | 2014 |
| 444COACHING Ltd | Education | 2023 |
| 444HOLDINGS Limited | Real estate | 2022 |
| 445 Brain Ltd | Wholesale & retail | 2025 |
| 445 Group Ltd | Other services | 2023 |
| 445 Woolwich Road Limited | Construction | 2016 |
| 4471 Ltd | Arts & recreation | 2025 |
| 4478 Limited | Professional & scientific | 2023 |
| 448 Limited | Financial services | 2015 |
| 448 Services Limited | Transport & logistics | 2019 |
| 448 Supplies Ltd | Wholesale & retail | 2026 |
| 449 Fulham Palace Road 2007 Limited | Real estate | 2007 |
| 449 Kingston Road Freehold Limited | Households | 2011 |
| 44A Hereford Road Ltd | Real estate | 2015 |
| 44BC Limited | Real estate | 2023 |
| 44CRASTER Limited | Households | 2019 |
| 44F1 Ltd | Other services | 2023 |
| 44F2 Ltd | Other services | 2023 |
| 44F3 Ltd | Other services | 2023 |
| 44FINEJEWELRY Ltd | Wholesale & retail | 2026 |
| 44GGC Ltd | Households | 2025 |
| 44LINKED Ltd | Administrative & support | 2019 |
| 44LOUNGE Limited | Other services | 2021 |
| 44POWER Limited | Professional & scientific | 2025 |