| 19 Roland Gardens Limited | Households | 2008 |
| 19 Rosary Gardens Management Limited | Real estate | 2009 |
| 19 Rosehill Road Management Company Limited | Real estate | 1993 |
| 19 Rothbury Road RTM Company Ltd | Households | 2023 |
| 19 Royal Crescent Freehold Limited | Real estate | 2010 |
| 19 RUE Ltd | Wholesale & retail | 2023 |
| 19 Russell Road Management Limited | Households | 1993 |
| 19 Sheffield Terrace Limited | Real estate | 1979 |
| 19 Shepherds Limited | Households | 2025 |
| 19 Sinclair Road Limited | Households | 1996 |
| 19 Sisters Avenue Limited | Households | 2021 |
| 19 Sixtyeight LLP | | 2026 |
| 19 Sourcing Ltd | Real estate | 2026 |
| 19 South Hill Park (Freehold ) Ltd | Households | 2014 |
| 19 Southey Road Management Limited | Professional & scientific | 1992 |
| 19 Spencer Road Management Company Limited | Real estate | 2024 |
| 19 Spenser Road Management Company Limited | Households | 1995 |
| 19 Springfield Ltd | Real estate | 2022 |
| 19 ST John's Park Management Ltd. | Households | 2001 |
| 19 ST Luke's Road North Kensington Limited | Households | 1997 |
| 19 ST Marys Terrace Limited | Households | 1999 |
| 19 ST Michael's Place (Brighton) Limited | Households | 2007 |
| 19 ST Wilfrids Road RTM Company Limited | Households | 2016 |
| 19 ST. George's Square Limited | Households | 2000 |
| 19 ST. Martines Way LLC Limited | Real estate | 2024 |
| 19 Stanhope Road Freehold Management Company Limited | Real estate | 2000 |
| 19 Stanley Freehold Ltd | Households | 2023 |
| 19 Stansfield Road Limited | Households | 2009 |
| 19 Stanwick Road Limited | Households | 2010 |
| 19 Steele’S Road Freehold Limited | Households | 2023 |
| 19 Street (GP) Limited | Administrative & support | 2013 |
| 19 Summers Ltd | Manufacturing | 2019 |
| 19 Sutton Court Road Limited | Households | 1998 |
| 19 Swains Lane Ltd | Households | 2024 |
| 19 Sycamore Gardens W6 Limited | Real estate | 2006 |
| 19 Taybridge Road Limited | Households | 2006 |
| 19 Templar Street Freehold Limited | Households | 2024 |
| 19 Temple Road Freehold Limited | Households | 2019 |
| 19 the Grove Limited | Real estate | 1997 |
| 19 the Vale Limited | Households | 1992 |
| 19 Thorndean Street Management Limited | Households | 2015 |
| 19 Thorngate Road Limited | Households | 2014 |
| 19 Thurlow Road Freehold Company Limited | Households | 2021 |
| 19 Tichborne Street Brighton Limited | Households | 2012 |
| 19 Tierney Road Management Company Limited | Real estate | 1995 |
| 19 to 21 Cavendish Close Freehold Ltd | Real estate | 2023 |
| 19 Tooting BEC Gardens London Limited | Households | 2005 |
| 19 Treport Street Management Company Limited | Households | 1982 |
| 19 TV Limited | Administrative & support | 1997 |
| 19 Tynemouth Street Freehold Limited | Real estate | 2019 |
| 19 Tyrwhitt Road Limited | Households | 2021 |
| 19 Ullswater Road RTM Company Limited | Households | 2011 |
| 19 Umberston Ltd | Real estate | 2020 |
| 19 Uplands Road Management Company Limited | Extraterritorial | 2012 |
| 19 Upper Grove Limited | Households | 2019 |
| 19 Upper Richmond Road Limited | Households | 2020 |
| 19 Upper Tollington Park Limited | Real estate | 2019 |
| 19 Uxbridge Road Limited | Households | 2002 |
| 19 Vardens Road (Management) 2002 Limited | Real estate | 2003 |
| 19 VB Ltd | Real estate | 2020 |
| 19 Verulam Avenue RTM Company Limited | Households | 2018 |
| 19 Victoria Road Management Company Limited | Households | 2006 |
| 19 Villa Road Services Limited | Administrative & support | 2014 |
| 19 Wadham Gardens Freehold Limited | Households | 2024 |
| 19 Wavertree Road Freehold Limited | Households | 2026 |
| 19 Weech Road Limited | Households | 2012 |
| 19 Wellesley Road Limited | Real estate | 1991 |
| 19 Wellington Gardens Management Company Limited | Households | 1975 |
| 19 West Park Clifton Bristol Limited | Households | 1987 |
| 19 Westbourne Terrace Road Limited | Households | 2007 |
| 19 Wetherby Gardens Limited | Households | 1998 |
| 19 Whitworth Road (Freehold) Limited | Households | 2023 |
| 19 WM Ltd | Real estate | 2014 |
| 19 Woodriffe Road Ltd | Real estate | 2023 |
| 19 Woodside Management Company Limited | Real estate | 1997 |
| 19 Wrentham Avenue Limited | Households | 2012 |
| 19 Years Technologies Limited | Information & communication | 2024 |
| 19$5 Limited | Wholesale & retail | 2025 |
| 19'40'' Limited | Arts & recreation | 2016 |
| 19-21 Basing Street Freehold Limited | Households | 2025 |
| 19-21 Bell Street Limited | Construction | 2022 |
| 19-21 East Street Southampton Limited | Real estate | 2015 |
| 19-21 ST Thomas's Road Ltd | Real estate | 2012 |
| 19-21 Stafford Terrace Freehold Limited | Households | 2021 |
| 19-22 Onslow Gardens Freehold Limited | Households | 2009 |
| 19-22 Sterling Avenue RTM Company Limited | Households | 2017 |
| 19-23 (ODD) Richmond Road RTM Company Ltd | Households | 2018 |
| 19-23 Auckland Hill Management Company Limited | Real estate | 2008 |
| 19-23 Palace Court Management Limited | Households | 1996 |
| 19-23A Highbury Grove Limited | Hospitality | 2011 |
| 19-24 Clare Lane Freehold Limited | Households | 2016 |
| 19-24 Marcon Place Management Company Limited | Households | 2014 |
| 19-24 Rowhill Mansions Limited | Real estate | 2007 |
| 19-24 Woodedge Close RTM Company Ltd | Households | 2015 |
| 19-25 Parkfields Freehold Limited | Households | 2021 |
| 19-26 Addison Park Mansions Limited | Households | 1986 |
| 19-26 Kenneth Court Ltd | Households | 2013 |
| 19.STUDIO Ltd | Wholesale & retail | 2021 |
| 19/20 Bolton Gardens Limited | Households | 2002 |
| 19/20 Gylcote Close Limited | Households | 2019 |