| 28 Waverley Road Ltd | Hospitality | 2020 |
| 283 Chichester Road Management Company Limited | Households | 2024 |
| 2MV Logistics Limited | Transport & logistics | 2001 |
| 3 Bridges Commercial Ltd | Real estate | 2018 |
| 3 Bridges Residential Ltd | Real estate | 2018 |
| 3 Bridges Storage Ltd | Transport & logistics | 2020 |
| 3 Point Alliance Limited | Other services | 2020 |
| 3 Rutford Road Ltd | Real estate | 2024 |
| 3 S Security Ltd | Administrative & support | 2018 |
| 3 W Associates (UK) Ltd | Professional & scientific | 2016 |
| 30 Bloomsbury Place (Brighton) Limited | Real estate | 2004 |
| 30 Nightingale Ltd | Households | 2017 |
| 31 Loughborough Road Freeholders Limited | Hospitality | 2010 |
| 310-312 Fratton Road RTM Company Limited | Households | 2025 |
| 32 Cherry Tree Lane Ltd | Construction | 2025 |
| 32 SR Freehold Limited | Households | 2022 |
| 33 Festing Road LLP | | 2023 |
| 333 Cars Ltd | Transport & logistics | 2025 |
| 33N Group Ltd | Construction | 2025 |
| 345 Technology Limited | Information & communication | 2019 |
| 347 Management Limited | Financial services | 2024 |
| 3554 Amun Ltd | Construction | 2023 |
| 36-40 ELM Grove Freehold Company Limited | Households | 2011 |
| 36-40 ELM Grove RTM Company Limited | Households | 2009 |
| 360 Virtual Tours UK Ltd | Professional & scientific | 2024 |
| 37 High Street Ryde Ltd | Real estate | 2023 |
| 3D Angling Ltd | Wholesale & retail | 2009 |
| 3D'S Training UK Limited | Professional & scientific | 2013 |
| 3LUT Ltd | Real estate | 2023 |
| 3LUX2 Ltd | Professional & scientific | 2016 |
| 3MUSKATIERS Ltd | Construction | 2022 |
| 3STIM8 Ltd | Professional & scientific | 2022 |
| 40 Granada Road Management Co Limited | Households | 2002 |
| 40FY Ltd | Wholesale & retail | 2023 |
| 43 Gladys Avenue Freehold Limited | Real estate | 2014 |
| 432 No-Mad's C.I.C. | Arts & recreation | 2022 |
| 4400 Solent Business Management Company Limited | Real estate | 2008 |
| 45 Glamis Street Management Limited | Real estate | 2015 |
| 45 Shaftesbury Road Limited | Households | 2019 |
| 46 Works Ltd | Construction | 2026 |
| 486 Limited | Transport & logistics | 1997 |
| 49 Waverley Road LLP | | 2024 |
| 4COMFORT Limited | Information & communication | 2004 |
| 4D Data Services Ltd | Professional & scientific | 2018 |
| 4D Logistics Ltd | Transport & logistics | 2019 |
| 4EXMILITARY Jobs Ltd | Administrative & support | 2009 |
| 4K Decor Limited | Administrative & support | 2024 |
| 4M Bromley Ltd | Hospitality | 2020 |
| 4MARKETING Solutions Limited | Administrative & support | 2011 |
| 4PMPRINT Ltd | Manufacturing | 2009 |
| 4ZL Holdings Ltd | Financial services | 2024 |
| 5 Caralous Creek Property Management Limited | Professional & scientific | 2016 |
| 5 Harewood Road Residents Limited | Extraterritorial | 2010 |
| 5 Hildyard Road Limited | Households | 2021 |
| 5 Iron Properties Ltd | Real estate | 2024 |
| 5-7 Alhambra Road RTM Company Limited | Real estate | 2011 |
| 50 Kensington Road RTM Company Limited | Households | 2021 |
| 500 Horses Limited | Transport & logistics | 2025 |
| 50K Cosmetics Ltd | Wholesale & retail | 2026 |
| 51 Granada Road Limited | Households | 2001 |
| 51 Waverley Road LLP | | 2023 |
| 53 Clarence Parade Management Association Limited | Households | 1978 |
| 53 ST Andrews Road Southsea Management Company Limited | Professional & scientific | 2000 |
| 55 Festing Road Ltd | Real estate | 2022 |
| 55 GEE Street Limited | Households | 2012 |
| 59-61 Stoke Road Limited | Real estate | 2023 |
| 5LITTLEFINGER Ltd | Wholesale & retail | 2022 |
| 6 Inglis Road Freehold Limited | Households | 2017 |
| 6 ST. Ursula Grove Limited | Households | 2004 |
| 6'ERS Group Limited | Financial services | 2015 |
| 6'ERS Limited | Wholesale & retail | 2009 |
| 6'ERS Property Limited | Extraterritorial | 2015 |
| 60 Osborne Road Ltd | Real estate | 2017 |
| 601 Consultancy Ltd | Professional & scientific | 2022 |
| 63 VRN Management Company Limited | Real estate | 2024 |
| 66 and 68 Whitwell Road Management Company Limited | Households | 1983 |
| 68 Kingston Ltd | Wholesale & retail | 2026 |
| 6IX Projects Limited | Construction | 2023 |
| 7 Days Markett Limited | Wholesale & retail | 2025 |
| 7 Gardner Road Ltd | Real estate | 2025 |
| 7 Western Parade Properties Limited | Households | 2010 |
| 7 Worthing Road Limited | Households | 2004 |
| 747 Music Limited | Education | 2010 |
| 77 Good Road Ltd | Real estate | 2017 |
| 7711 IOW Ltd | Wholesale & retail | 2023 |
| 8 Claredon RD Flats RTM Company Limited | Households | 2023 |
| 8 Grand Parade Freehold Limited | Households | 2011 |
| 8 Waverley Grove Limited | Hospitality | 2001 |
| 84 Care Services Limited | Health & social care | 2022 |
| 9 South Parade Southsea Management Limited | Other services | 2000 |
| 90 Consulting Limited | Professional & scientific | 2025 |
| 90 Events Limited | Arts & recreation | 2025 |
| 90 Everything Limited | Professional & scientific | 2024 |
| 93-95 Stamshaw Road Limited | Professional & scientific | 2004 |
| 95 X Ltd | Wholesale & retail | 2020 |
| 9SCT Global Limited | Professional & scientific | 2024 |
| A & D Amusements Ltd | Arts & recreation | 2026 |
| A & G Carpentry Limited | Manufacturing | 2018 |
| A & H Prime Ltd | Wholesale & retail | 2026 |
| A & J Grantham Limited | Real estate | 2021 |