| NGP Group Europe Limited | Wholesale & retail | 2017 |
| NM Griffith Ltd | Health & social care | 2022 |
| Nohf Limited | Professional & scientific | 2026 |
| Northiam Bonfire Society | Arts & recreation | 2024 |
| Northiam Home Care Ltd | Health & social care | 2025 |
| Northiam Players | Arts & recreation | 2026 |
| Nova Bussing Limited | Transport & logistics | 2010 |
| Nowhere Somewhere Run Ltd | Wholesale & retail | 2024 |
| Nuffield Hill Limited | Manufacturing | 2025 |
| Oakden Tree Care Ltd | Agriculture & fishing | 2025 |
| Oakfield Design & Build Limited | Construction | 2008 |
| Oaklands Farm (Sandhurst) Limited | Agriculture & fishing | 2008 |
| Oakridge Equine Therapy Limited | Other services | 2026 |
| Oakshott Partners Limited | Professional & scientific | 2014 |
| ODE Interiors Ltd | Wholesale & retail | 2026 |
| OGH Contractors Ltd | Water & waste | 2014 |
| Okane Ventures Ltd | Extraterritorial | 2021 |
| Old House Farm Training Limited | Hospitality | 2019 |
| Olympus Financial Planning Ltd | Financial services | 2021 |
| ON My CUE Ltd | Information & communication | 2023 |
| ONO Poke Bowls Ltd. | Hospitality | 2022 |
| Onratio Limited | Information & communication | 2023 |
| Optimus Nexus Consulting Limited | Professional & scientific | 2024 |
| Oravitaa Limited | Health & social care | 2025 |
| Orbital Electrical Solutions Limited | Construction | 2017 |
| Orchard Farm Solutions Ltd | Transport & logistics | 2022 |
| Oriental Delight Food Ltd | Hospitality | 2025 |
| Orpines(Teston)Limited | Professional & scientific | 1964 |
| Osmon Building Contractors Ltd | Construction | 2024 |
| OUR Assembly Ltd | Arts & recreation | 2020 |
| Outlands Cottage Ltd | Construction | 2025 |
| Oxun Ltd | Manufacturing | 2024 |
| P W F Finance Limited | Financial services | 2005 |
| P'S Commercial Cleans Ltd | Administrative & support | 2024 |
| Paddock Roofing Ltd | Construction | 2022 |
| Paper Plane Studio Limited | Arts & recreation | 2024 |
| Park at the Farm Limited | Hospitality | 2026 |
| Park Restuarant Limited | Hospitality | 2016 |
| Park Street Partners Ltd | Professional & scientific | 2018 |
| Pascall Forestry Ltd | Agriculture & fishing | 2026 |
| Passivhaus Group Ltd | Construction | 2024 |
| Peak Health 365 Ltd | Health & social care | 2015 |
| Pearce Consultants Beckley Limited | Administrative & support | 2026 |
| Pelsham Stays Ltd | Hospitality | 2022 |
| Pencil Patch Projects Limited | Administrative & support | 1999 |
| Peoples Studio Ltd | Manufacturing | 2005 |
| Pepper Consulting Services Limited | Professional & scientific | 2018 |
| Peridot Events Ltd | Hospitality | 2022 |
| Perrinhurst Limited | Real estate | 1986 |
| Perseverez Limited | Real estate | 2024 |
| Persiennsystem Ltd | Manufacturing | 2023 |
| Peter Robertson Design Limited | Professional & scientific | 2019 |
| Pgic Catering Limited | Hospitality | 2018 |
| PGS Build Ltd | Construction | 2022 |
| Pikes Services Ltd | Other services | 2011 |
| Pilot Events Limited | Other services | 2010 |
| Pimlico Agriculture Limited | Real estate | 2015 |
| Pippinsplace Dogs Ltd | Agriculture & fishing | 2024 |
| Pizza & Prosecco RYE Ltd | Hospitality | 2022 |
| Plaristo of RYE Ltd | Wholesale & retail | 2025 |
| Plaristo UK Limited | Wholesale & retail | 2014 |
| Platinum Groundworks Ltd | Construction | 2023 |
| Platinum Groundworks SE Ltd | Construction | 2023 |
| Platinum Model Management Limited | Other services | 2024 |
| Plowden Fine Wines Limited | Administrative & support | 2006 |
| PMP Design and Build Limited | Real estate | 2018 |
| Potts Health Limited | Health & social care | 2019 |
| Power Surge Electrical Ltd | Construction | 2021 |
| Precision Projects (South East) Ltd | Construction | 2016 |
| Premier Personal Training Limited | Arts & recreation | 2023 |
| Prestige UK Services Ltd | Administrative & support | 2021 |
| Pretty Boutique Limited | Wholesale & retail | 2022 |
| Primepro Cleaning Ltd | Administrative & support | 2026 |
| Protect Event Security Services Ltd | Administrative & support | 2021 |
| Proventure Power Limited | Energy | 2023 |
| Pure Abodes Property Ltd | Hospitality | 2020 |
| QSR Fuel Ltd | Wholesale & retail | 2012 |
| Quarter Boys Limited | Hospitality | 2025 |
| Quay Rental Limited | Real estate | 1993 |
| Quest Cleaning & Maintenance Ltd | Administrative & support | 2020 |
| Quest Cottages Ltd | Hospitality | 2019 |
| Quest Digital Solutions Ltd | Professional & scientific | 2022 |
| Quest Office Solutions Ltd | Administrative & support | 2020 |
| R B Electrical (Telford) Limited | Construction | 2017 |
| R W Builders and Sons Ltd. | Construction | 2014 |
| RAE Store Ltd | Wholesale & retail | 2022 |
| Raggy Limited | Education | 2023 |
| Rastrum Limited | Transport & logistics | 1974 |
| Rathma Holdings Limited | Real estate | 2020 |
| RCM Property Management Limited | Real estate | 2025 |
| RCM Trading Group Ltd | Wholesale & retail | 2025 |
| RD Gibbon Ltd | Information & communication | 2022 |
| RDS Motorcycles Ltd | Wholesale & retail | 2018 |
| Reactive Light Ltd | Professional & scientific | 2022 |
| Reau Real Estate Ltd | Real estate | 2021 |
| Rebel AV Ltd | Professional & scientific | 2024 |
| Recordtheme Limited | Wholesale & retail | 1991 |
| Rectory Interiors Limited | Professional & scientific | 2016 |
| Red Jupiter Limited | Professional & scientific | 2013 |
| Red Luna Ltd | Hospitality | 2018 |