| 207 HS JV Ltd | Construction | 2024 |
| 209 Projects Ltd | Real estate | 2025 |
| 20SHOTS Limited | Administrative & support | 2018 |
| 21 & 21A Millers Road (Brighton) Freehold Limited | Households | 2015 |
| 21 Albany Villas (Hove) Limited | Households | 2003 |
| 21 Albert Road Brighton Limited | Households | 2006 |
| 21 Albion Street Freehold Limited | Real estate | 2021 |
| 21 Bath Street (Brighton) Limited | Households | 2017 |
| 21 Bedford Place Brighton Limited | Households | 2013 |
| 21 Cheltenham Place Ltd | Real estate | 2022 |
| 21 Chesham Place RTM Company Limited | Households | 2022 |
| 21 Devonshire Place (Brighton) Freeholder Limited | Real estate | 2015 |
| 21 Ditchling Rise Limited | Households | 2020 |
| 21 Franklin Road (Brighton) Limited | Households | 2013 |
| 21 Islingword Road Freehold Limited | Households | 2023 |
| 21 Lansdowne Place Limited | Households | 2025 |
| 21 Montefiore Road (Hove) Limited | Real estate | 2004 |
| 21 Port Hall Road (Brighton) RTM Company Limited | Households | 2025 |
| 21 Springfield Road (Brighton) Limited | Households | 2011 |
| 21 ST Georges Terrace Limited | Administrative & support | 2026 |
| 21 Stanford Road Residents Limited | Extraterritorial | 1991 |
| 21 Vere Road Brighton Limited | Households | 2014 |
| 21 Waterloo Street Residents Association Limited | Extraterritorial | 1999 |
| 21 Western Place Worthing Ltd | Real estate | 2018 |
| 21/22 Nassau Street Management Limited | Real estate | 1991 |
| 2120SOLUTIONS Ltd | Wholesale & retail | 2020 |
| 215 Camden Road NW1 Limited | Households | 2015 |
| 2150 UK Limited | Administrative & support | 2020 |
| 219 Wightman Freehold Management Co Limited | Extraterritorial | 2020 |
| 21ST Century Carpentry Building Services Limited | Construction | 2012 |
| 22 Brunswick Place Freehold Limited | Real estate | 2026 |
| 22 Cantelowes Road Management Limited | Extraterritorial | 1984 |
| 22 College Road RTM Company Ltd | Households | 2025 |
| 22 Florence Road Management Limited | Households | 2010 |
| 22 Oriental Place Limited | Real estate | 2012 |
| 22 Sussex Square Management Company Limited | Real estate | 2011 |
| 22 Waterloo Street (Hove) Limited | Professional & scientific | 2007 |
| 22-25 Hornbeams Management Company Limited | Health & social care | 2015 |
| 227 ELM Grove Brighton Limited | Households | 2004 |
| 22BRIDGE Group Ltd | Wholesale & retail | 2026 |
| 23 Arundel Street Freehold Limited | Households | 2006 |
| 23 Audio Visual Ltd | Administrative & support | 2026 |
| 23 Beaconsfield Villas Ltd | Real estate | 2018 |
| 23 Belvedere Terrace Company Limited | Households | 2001 |
| 23 Campbell Road Ltd | Households | 2019 |
| 23 College Road Brighton Limited | Households | 1989 |
| 23 Connaught Road Freehold Limited | Real estate | 2024 |
| 23 Degrees Artists Ltd | Arts & recreation | 2023 |
| 23 Degrees Music Limited | Arts & recreation | 2022 |
| 23 Gladstone Place Limited | Households | 2020 |
| 23 Lower Rock Gardens Ltd | Households | 2011 |
| 23 Millers Road Brighton Limited | Households | 2005 |
| 23 Montpelier Place Management Company Limited | Households | 1995 |
| 23 Sussex Square Limited | Households | 1994 |
| 23 Warleigh Road Brighton Limited | Households | 2017 |
| 23 Wish Road Ltd | Real estate | 2021 |
| 23/24 Devonshire Place Brighton Management Company Limited | Real estate | 1996 |
| 232 Freshfield Road Brighton Limited | Households | 2009 |
| 234REIGNERS Limited | Information & communication | 2026 |
| 236 Eastern Ltd | Wholesale & retail | 2019 |
| 238 ELM Grove Limited | Households | 2017 |
| 24 Beaconsfield Road Management Ltd | Households | 2025 |
| 24 Brunswick Terrace, Hove, (Residents) Limited | Households | 1988 |
| 24 College Road Ltd | Households | 1998 |
| 24 Eaton Place Freehold Limited | Households | 2012 |
| 24 Hartington Road (Brighton) Limited | Households | 2022 |
| 24 Lewes Crescent Limited | Households | 2007 |
| 24 Norfolk Square Brighton Management Company Limited | Real estate | 2004 |
| 24 Preston Park Avenue Ltd. | Households | 1991 |
| 24 Sussex Square Brighton Limited | Households | 2004 |
| 24 Vale Road Limited | Households | 2018 |
| 24 Vision Ltd | Information & communication | 2007 |
| 24/26 Park Crescent (Brighton) Limited | Households | 1993 |
| 24/7 Mobile Tyre Guys Ltd | Wholesale & retail | 2026 |
| 24GYMSPACE Ltd | Arts & recreation | 2023 |
| 25 Belvedere Terrace Freeholders Association Limited | Households | 2015 |
| 25 Buckingham Place (RTM) Company Limited | Households | 2009 |
| 25 Burlington Street Limited | Households | 2015 |
| 25 Granville Road (Hove) Freehold Limited | Households | 2012 |
| 25 Harrington Road Limited | Households | 2014 |
| 25 Preston Park Limited | Construction | 2020 |
| 25 Preston Park Mansions Limited | Real estate | 2021 |
| 25 Preston Park SPV 1 Limited | Real estate | 2025 |
| 25 Preston Park SPV 2 Limited | Real estate | 2025 |
| 25 Preston Park SPV 3 Limited | Real estate | 2025 |
| 25 Preston Park SPV 4 Limited | Real estate | 2025 |
| 25 Shanklin Road Limited | Real estate | 2005 |
| 25 Sillwood Road (Brighton) Limited | Households | 2005 |
| 25/27 Eaton Place Limited | Households | 1992 |
| 259 Preston Road Brighton Limited | Real estate | 2011 |
| 26 & 28 Sandown Road RTM Company Limited | Extraterritorial | 2023 |
| 26 Arundel Road (Freehold) Ltd | Households | 2009 |
| 26 Belvedere Terrace Limited | Households | 1996 |
| 26 Dyke Road Brighton Limited | Households | 1997 |
| 26 Granville Road Hove Limited | Households | 2011 |
| 26 Hollingbury Road RTM Company Limited | Households | 2013 |
| 26 Orsman Road Freehold (N1 5QJ) Limited | Real estate | 2015 |
| 269 Limited | Administrative & support | 2016 |
| 27 Albert Road Limited | Extraterritorial | 2005 |
| 27 Brunswick Terrace (Hove) Limited | Households | 2011 |