| 25/27 Grafton Road Worthing RTM Company Ltd | Households | 2025 |
| 250WRS Ltd | Real estate | 2018 |
| 26 Ventnor Villas Ltd | Households | 2006 |
| 26-29 Shirley Close "RTM" Company Limited | Extraterritorial | 2010 |
| 27 Westcourt Road RTM Company Limited | Extraterritorial | 2014 |
| 270 Degrees Limited | Professional & scientific | 2017 |
| 270 Degrees Property Limited | Real estate | 2019 |
| 275 Investments Limited | Households | 1998 |
| 27A-29 the Grove Ltd | Construction | 2022 |
| 28 Eton Road Worthing Limited | Households | 2019 |
| 283 Eastern Road Brighton Limited | Households | 2001 |
| 29 Belsize Road Worthing Limited | Households | 2014 |
| 29 ST Michaels Place Residents Association Limited | Households | 1990 |
| 2J & F Ltd | Health & social care | 2019 |
| 2MOTO Training LLP | | 2026 |
| 2ND Line of Defence Limited | Financial services | 2023 |
| 2TELA Ltd | Information & communication | 2022 |
| 3 - 6 ST Michael's Court Limited | Households | 2001 |
| 3 Graham Road (Worthing) Limited | Households | 2017 |
| 3 New Parade (Worthing) Management Company Limited | Real estate | 2006 |
| 3 Spirit Ltd | Wholesale & retail | 2010 |
| 3 Winchester Road Freehold (Worthing) Limited | Administrative & support | 2003 |
| 30 Aglaia Road Limited | Households | 2020 |
| 30 Brunswick Square (Hove) Freeholders Limited | Households | 2000 |
| 30 Mill Road Residents Ltd | Households | 2025 |
| 30 South Terrace Limited | Households | 2013 |
| 30 Vernon Terrace (Brighton) Limited | Households | 2004 |
| 30-32 Shakespeare Road Ltd | Households | 2024 |
| 31 & 31A Westbourne Street Hove Limited | Real estate | 2003 |
| 31 Tisbury Road Hove Limited | Households | 2003 |
| 31-33 Brunswick Road (Hove) Limited | Households | 2006 |
| 32 Bedford Square Limited | Households | 1995 |
| 33 Westbourne Villas Property Management Ltd | Households | 2010 |
| 34-36 Lesbourne Management Ltd | Households | 2025 |
| 35 Rosendale Road Freehold Limited | Households | 2012 |
| 36 and 38 Selden Road Limited | Households | 2012 |
| 36 Marine Parade (Worthing) Limited | Hospitality | 2009 |
| 36, Clarendon Villas, Hove Ltd | Households | 2002 |
| 360 Commercials Recovery Ltd | Transport & logistics | 2024 |
| 360PROPERTY Developments South Ltd | Construction | 2019 |
| 365 Astronomy Limited | Wholesale & retail | 2021 |
| 365 Employment Law Limited | Professional & scientific | 2019 |
| 37 Denmark Villas FMC Ltd | Households | 2021 |
| 37 Grand Ideas Ltd | Households | 2019 |
| 37 Lansdowne Road Worthing Limited | Households | 2003 |
| 38 Brunswick Square Hove Limited | Households | 2004 |
| 38 Windsor Road Management Company Limited | Real estate | 2008 |
| 39 Downview Road Worthing RTM Company Limited | Real estate | 2008 |
| 39 to 45 Southview Gardens Limited | Households | 2020 |
| 39/41 Grove Road Chichester Limited | Households | 2004 |
| 3TAU Limited | Professional & scientific | 2003 |
| 4 Brunswick Square (Hove) Limited | Households | 2017 |
| 4 Kilos U.K Ltd | Extraterritorial | 2018 |
| 4 Momentum Limited | Professional & scientific | 2005 |
| 4 Your Wheel Only Limited | Wholesale & retail | 2022 |
| 41 Marine Parade (Worthing) Limited | Households | 2003 |
| 42 Madeira Avenue Worthing Limited | Households | 2001 |
| 42 Ventnor Villas Residents Association Limited | Hospitality | 1997 |
| 42-46 Teville RD Limited | Households | 2021 |
| 44 Grafton Road Ltd | Real estate | 2024 |
| 45 Graham Road Management Company Limited | Households | 2021 |
| 45 Russell Square (Brighton) Ltd | Households | 2012 |
| 46 Grove Road Limited | Households | 2002 |
| 46 Shakespeare Road Management Limited | Households | 2025 |
| 48 Grafton Road (Worthing) Limited | Hospitality | 2013 |
| 4BELOW C.I.C. | Arts & recreation | 2016 |
| 4EVER21 Beauty Limited | Wholesale & retail | 2023 |
| 4GRUMPLING Ltd | Hospitality | 2024 |
| 4ROOTS Property Group LLP | | 2025 |
| 4WARD Testing Ltd | Professional & scientific | 2012 |
| 5 Heene Road Limited | Households | 2016 |
| 5 Rings Energy LLP | | 2011 |
| 5 Selden Road (Worthing) Company Limited | Hospitality | 2014 |
| 5 Star Wholsale Limited | Wholesale & retail | 2025 |
| 5 Ways Limited | Wholesale & retail | 2023 |
| 5-8 Shirley Close "RTM" Company Limited | Extraterritorial | 2010 |
| 5000PIECES Ltd | Administrative & support | 2016 |
| 51 Bath Road Management Limited | Households | 2012 |
| 52 EOD Consultancy Limited | Other services | 2023 |
| 52 South Terrace Limited | Households | 2006 |
| 53 Brunswick Place RTM Company Ltd | Households | 2012 |
| 54-60 Shirley Drive "RTM" Company Limited | Extraterritorial | 2010 |
| 56 Shakespeare Property Management Ltd | Households | 2020 |
| 57 - 63 Princess Avenue Management Company Limited | Households | 2022 |
| 58 Roundhill Limited | Households | 2006 |
| 5RIT Limited | Information & communication | 2013 |
| 6 4 G Ltd | Administrative & support | 2010 |
| 6 Degrees Development Limited | Real estate | 2010 |
| 6 Degrees Land Limited | Real estate | 2016 |
| 64 Rowlands Road Ltd | Households | 2025 |
| 64 Shakespeare Road RTM Company Limited | Real estate | 2015 |
| 65 Mill Road Limited | Households | 2003 |
| 65 Richmond Road RTM Company Limited | Households | 2023 |
| 66 Brickwork Limited | Construction | 2018 |
| 68 Richmond Road Ltd | Real estate | 2015 |
| 69 Church Walk Worthing Ltd | Real estate | 2019 |
| 69A Brighton Road RTM Company Ltd | Households | 2018 |
| 7 Cobden Road Worthing (RTM) Company Limited | Households | 2010 |
| 7 Lower Rock Gardens (Brighton) Limited | Households | 2005 |
| 7 Pavilion Road Limited | Real estate | 2003 |