| 28 Harvist Road Ltd | Real estate | 2025 |
| 28 Haslemere Road RTM Company Limited | Households | 2015 |
| 28 Hearnville Road Limited | Real estate | 2007 |
| 28 High Street Guildford Limited | Construction | 2024 |
| 28 Holdings Limited | Financial services | 2023 |
| 28 Holdings PTE Ltd | Transport & logistics | 2026 |
| 28 Holmwood Road Management Co Limited | Professional & scientific | 2004 |
| 28 HR Ltd | Real estate | 2025 |
| 28 Inglethorpe Street Limited | Households | 2002 |
| 28 Kempsford Gardens Management Company Limited | Real estate | 1999 |
| 28 Kings Road Management Limited | Households | 2012 |
| 28 Labs Ltd | Manufacturing | 2023 |
| 28 Leathwaite Road Management Company Limited | Households | 1991 |
| 28 Legion Limited | Real estate | 2023 |
| 28 Lilford Road RTM Company Limited | Real estate | 2014 |
| 28 Lime Grove Flat Management Company Limited | Households | 2018 |
| 28 Linden Gardens (Freehold) Limited | Households | 2015 |
| 28 Linden Grove Management Limited | Households | 2021 |
| 28 Linings Ltd | Hospitality | 2025 |
| 28 Linthorpe Ltd | Real estate | 2021 |
| 28 Living Ltd | Manufacturing | 2024 |
| 28 Manor Park Management Limited | Real estate | 2000 |
| 28 Mansfield Road Limited | Households | 2011 |
| 28 Marischal Road Freehold Limited | Households | 2025 |
| 28 Marius RD SW17 Management Company Limited | Households | 2000 |
| 28 Marsh Lane Management Limited | Households | 1991 |
| 28 Martin Lane Residents Limited | Real estate | 2013 |
| 28 Mayflower Road Management Limited | Households | 2000 |
| 28 Melbourne Avenue Limited | Extraterritorial | 2022 |
| 28 Messaline Avenue (Management) Limited | Professional & scientific | 1987 |
| 28 Messina Avenue RTM Company Limited | Households | 2026 |
| 28 Milton Road Management Limited | Real estate | 1998 |
| 28 Monmouth Street Ltd | Real estate | 2025 |
| 28 Montpelier Grove Limited | Households | 2016 |
| 28 Mornington Terrace Limited | Households | 1993 |
| 28 Mount Park Crescent Limited | Households | 1999 |
| 28 Narrow Street Freehold Limited | Households | 2014 |
| 28 Navarino Road (Management) Limited | Households | 2008 |
| 28 Norfolk House Road (Freehold) Limited | Households | 2024 |
| 28 North Street Limited | Households | 2014 |
| 28 Norwood Ltd | Real estate | 2025 |
| 28 Nottingham Place W1 Tenants Company Limited | Households | 2000 |
| 28 Oldbury Place Limited | Real estate | 2014 |
| 28 Onslow Gardens RTM Company Limited | Households | 2020 |
| 28 Oppidans Road Limited | Households | 1985 |
| 28 Palace Court Management Limited | Households | 1996 |
| 28 Park Avenue Freehold Ltd | Households | 2025 |
| 28 Park Hill Road Limited | Real estate | 1999 |
| 28 Park Mansions Ltd | Real estate | 2025 |
| 28 Park Street Management Limited | Households | 2012 |
| 28 Peaks Partners Ltd | Construction | 2017 |
| 28 Pearman Street Limited | Households | 2020 |
| 28 Pembridge Villas Limited | Households | 1999 |
| 28 Priory Road Freehold Limited | Households | 2012 |
| 28 Properties Ltd | Real estate | 2023 |
| 28 Property Ltd. | Real estate | 2017 |
| 28 Queensdown Road Management Company Limited | Households | 1995 |
| 28 Quernmore Road Ltd | Real estate | 2002 |
| 28 Randolph Crescent Limited | Extraterritorial | 1982 |
| 28 Rattray Road Management Limited | Households | 2007 |
| 28 Rectory Grove Ltd | Households | 2025 |
| 28 Red Lion Street Limited | Real estate | 2013 |
| 28 Richborne Terrace Limited | Households | 2019 |
| 28 Rides Limited | Transport & logistics | 2024 |
| 28 Romola Road Limited | Households | 2012 |
| 28 Rosendale Road Management Company Limited | Households | 1999 |
| 28 Royal Crescent W11 Limited | Households | 2013 |
| 28 Sandmere Road Management Limited | Households | 2003 |
| 28 Sheen Road Management Company Limited | Households | 1996 |
| 28 Smith Street Limited | Real estate | 2016 |
| 28 Sotheby Road Management Company Limited | Hospitality | 2005 |
| 28 Sourcing Ltd | Wholesale & retail | 2025 |
| 28 Springdale Road Freehold Limited | Households | 2022 |
| 28 Squared Ltd | Professional & scientific | 2024 |
| 28 ST Anns Villas Property Management Limited | Real estate | 2003 |
| 28 ST. Peter's Street Limited | Households | 2007 |
| 28 Staplehurst Road RTM Company Limited | Households | 2004 |
| 28 Stapleton Hall Road Limited | Real estate | 2013 |
| 28 Stapleton Road Limited | Households | 2023 |
| 28 Steeles Road Limited | Households | 2012 |
| 28 Strategies Ltd | Financial services | 2025 |
| 28 Stretton Road Freehold Management Company Limited | Households | 2010 |
| 28 Sumatra Freehold Limited | Households | 2022 |
| 28 Syl-Ave RTM Company Limited | Households | 2006 |
| 28 Talbot Road Limited | Households | 1991 |
| 28 Talent Limited | Administrative & support | 2023 |
| 28 Tankerville Road, SW16 5LL Limited | Real estate | 2011 |
| 28 Telford Avenue Management Co. Ltd | Households | 1993 |
| 28 Tennyson Road Limited | Households | 2018 |
| 28 the Avenue (Freehold) Limited | Households | 2011 |
| 28 Thurlow Road Limited | Households | 2022 |
| 28 Tierney Road Freehold Limited | Households | 2009 |
| 28 Tooting BEC Gardens Management Limited | Households | 1994 |
| 28 Tooting High Street Developments LLP | | 2019 |
| 28 Tressillian Road Residents Association Limited | Real estate | 2000 |
| 28 Used Engines Ltd | Wholesale & retail | 2025 |
| 28 Ventures Ltd | Financial services | 2026 |
| 28 Waldegrave Road Freehold Limited | Households | 2023 |
| 28 Wavertree Company Limited | Real estate | 2018 |
| 28 Westbourne Gardens Freehold Limited | Real estate | 2016 |