| 'Forever Body Coaching’ Ltd | Professional & scientific | 2018 |
| 02590293 Limited | Real estate | 1991 |
| 10DOT10 Ltd | Information & communication | 2014 |
| 11 Alexandra Villas Brighton Limited | Households | 2007 |
| 115 Park Road Management Company Limited | Real estate | 2009 |
| 1218 Estates Limited | Real estate | 2018 |
| 12SP Property Investments Limited | Real estate | 2025 |
| 15 Bonchurch Road Management Company Limited | Real estate | 1998 |
| 17 Farm Road (Hove) Limited | Real estate | 2006 |
| 18 Bedford Road Horsham Limited | Households | 2017 |
| 187 Stoke Road Management Co Ltd | Households | 2024 |
| 1A Acclaim Ltd | Administrative & support | 2020 |
| 1HOUSE Events Ltd | Hospitality | 2024 |
| 1ST Click Ltd | Professional & scientific | 2023 |
| 1ST Golf Construction Ltd | Construction | 2014 |
| 1ST Swim School Limited | Education | 2010 |
| 1STOPELECTRICS Group Ltd | Wholesale & retail | 2016 |
| 1TVTR Ltd | Information & communication | 2025 |
| 2 Norfolk Road Brighton Ltd | Households | 2000 |
| 20 Miles Limited | Information & communication | 2024 |
| 20/20 Mortgage Services Ltd | Financial services | 2019 |
| 2024 Developments Ltd | Real estate | 2023 |
| 2030 Consulting Limited | Professional & scientific | 2020 |
| 20SENSES Limited | Professional & scientific | 2014 |
| 24 Pure Water Filling Stations Limited | Water & waste | 2020 |
| 24CC Limited | Other services | 2017 |
| 250 Milkwood Road Limited | Other services | 1990 |
| 26-32 Bedford Road Management Limited | Real estate | 2010 |
| 27A the Causeway Management Limited | Households | 2008 |
| 2CHAYS Events Limited | Hospitality | 2016 |
| 2F2 Ltd. | Professional & scientific | 2011 |
| 2H Marketing Communications Limited | Information & communication | 2016 |
| 2KR Designs UK Ltd | Wholesale & retail | 2020 |
| 2RB Limited | Real estate | 2015 |
| 3 Hub Limited | Health & social care | 2017 |
| 30 & 32 Wimblehurst Road Management Company Limited | Real estate | 2008 |
| 3175 Studios Ltd | Professional & scientific | 2019 |
| 365 Events Ltd | Administrative & support | 2021 |
| 365 Placement Solutions Limited | Transport & logistics | 2022 |
| 365 Property Management & Maintenance Services Ltd | Construction | 2024 |
| 386SPRINGFIELD Ltd | Other services | 2025 |
| 3DJ Marketing Ltd | Wholesale & retail | 2019 |
| 3GF Limited | Administrative & support | 2012 |
| 3I Communications Ltd | Professional & scientific | 2012 |
| 3IB Limited | Information & communication | 2009 |
| 3TW Investments Limited | Administrative & support | 2011 |
| 4 the Youth Ltd | Education | 2011 |
| 420.UKCV Limited | Wholesale & retail | 2026 |
| 43 Brunswick Road BN3 1DH Management Limited | Households | 2004 |
| 44EASTSTREETHORSHAM Limited | Hospitality | 2024 |
| 47 South Terrace Prop Co Ltd | Households | 2016 |
| 4CFC Ltd | Education | 2022 |
| 4LOOP Ltd | Information & communication | 2018 |
| 4S Swimschool Ltd | Arts & recreation | 2013 |
| 4SIGHT Risks Group Limited | Administrative & support | 2017 |
| 4T'S Technology Ltd | Information & communication | 2021 |
| 4TH Platform Limited | Information & communication | 2012 |
| 5 Gold Ltd | Other services | 2022 |
| 5 Rivers Investments Ltd | Real estate | 2018 |
| 5 TEN West Limited | Administrative & support | 2014 |
| 51-53 Spencers Road Freehold Limited | Households | 2013 |
| 55 Addison Road Limited | Households | 2001 |
| 55 Bishop KEN Road Ltd | Real estate | 2026 |
| 5D Compliance Limited | Professional & scientific | 2014 |
| 5ECOM Logistics Ltd | Transport & logistics | 2026 |
| 6 Marine Parade (Hythe) RTM Company Limited | Households | 2013 |
| 62 Fonthill Road Hove Limited | Households | 2003 |
| 62 Winchester Street Residents Company Limited | Real estate | 1991 |
| 7 Woodlands Road RTM Company Limited | Administrative & support | 2014 |
| 77 Clarence Road Limited | Households | 2017 |
| 89-91 Norwood RD Management Company Limited | Households | 2006 |
| 90TEN Group Limited | Administrative & support | 2014 |
| 90TEN Ltd. | Professional & scientific | 2001 |
| 938 Racing Limited | Arts & recreation | 2026 |
| A & C Carey Enterprises Ltd | Real estate | 2021 |
| A & C Exhibitions Ltd | Transport & logistics | 1996 |
| A & H Europe Ltd | Manufacturing | 1978 |
| A & H Furnishings Ltd | Wholesale & retail | 2008 |
| A & L Taylor (West Sussex) Ltd | Financial services | 2016 |
| A & M Tools Ltd | Wholesale & retail | 2019 |
| A & T Healthcare Agency Limited | Administrative & support | 2017 |
| A 2 B Self Drive Limited | Administrative & support | 1998 |
| A B Conversions Limited | Construction | 2015 |
| A C E - Surveys Limited | Professional & scientific | 2001 |
| A C Weller Ltd | Construction | 2018 |
| A Curious Idiot Ltd | Professional & scientific | 2023 |
| A D F Safety Solutions Limited | Other services | 2005 |
| A D Ferguson & SON Ltd | Transport & logistics | 2025 |
| A D L Valeting Ltd | Administrative & support | 2023 |
| A Gorringe & Co Ltd | Construction | 2026 |
| A Hive Mind Ltd | Information & communication | 2026 |
| A J Newco Limited | Professional & scientific | 2012 |
| A J W Aviation Ltd | Transport & logistics | 2009 |
| A J Walter Aviation Limited | Transport & logistics | 1961 |
| A K Warren Building Services Limited | Construction | 2021 |
| A Loving Tribute Ltd | Manufacturing | 2018 |
| A M Maids Limited | Administrative & support | 2012 |
| A M Weller Ltd | Agriculture & fishing | 2026 |
| A Place in the Garden Limited | Wholesale & retail | 2014 |
| A Place in the Garden Worldwide Ltd | Wholesale & retail | 2023 |