| Posillipo at Broadstairs Limited | Hospitality | 2010 |
| Posillipo at TUO E MIO Limited | Hospitality | 2004 |
| Posillipo Holdings Limited | Financial services | 2010 |
| Posillipo Properties Limited | Administrative & support | 2016 |
| Poupard Properties Limited | Real estate | 1983 |
| Power Careers UK Limited | Hospitality | 2025 |
| Practically Perfect Productions Ltd | Administrative & support | 2011 |
| Practically YOU Limited | Administrative & support | 2020 |
| Premier Signs Limited | Manufacturing | 2011 |
| Prestige Paint & Powdercoat Ltd | Construction | 2018 |
| Price & Sons Property Solutions Limited | Real estate | 2024 |
| Priory Property and Investment Company Limited | Construction | 1990 |
| Priory Selfstore Ltd | Real estate | 2009 |
| Private Enterprise Associates Limited | Wholesale & retail | 2003 |
| Prizzm Ltd | Professional & scientific | 2020 |
| Prmsocials Ltd | Professional & scientific | 2025 |
| Pro Sport Beverages Limited | Manufacturing | 2021 |
| Probate Property Services Ltd | Professional & scientific | 2023 |
| Professional Development International Ltd | Education | 2014 |
| Profile Development and Training Limited | Education | 2009 |
| Progas 2 Limited | Financial services | 2025 |
| Project Send Limited | Information & communication | 2026 |
| Project TEN Limited | Administrative & support | 2013 |
| Projekt Design Inc Limited | Professional & scientific | 2015 |
| Property Affluence Ltd | Professional & scientific | 2024 |
| Property Assured Limited | Hospitality | 2021 |
| Prospa Construction Ltd | Construction | 2025 |
| Prosport Drinks Ltd | Wholesale & retail | 2018 |
| Protea Assessment Ltd | Health & social care | 2025 |
| Proudfoot Properties Limited | Real estate | 2016 |
| Pruthvik Ventures Ltd | Wholesale & retail | 2025 |
| Prymaka Limited | Hospitality | 2014 |
| Pryon Limited | Information & communication | 2022 |
| PTW Construction Limited | Construction | 2020 |
| Punch Products Limited | Wholesale & retail | 2026 |
| Pure Opulence Lifestyle Limited | Wholesale & retail | 2020 |
| Puzzling People Limited | Extraterritorial | 2003 |
| PVL Property Ltd | Real estate | 2023 |
| Qliontel Ltd | Professional & scientific | 2026 |
| Quain Court (Folkestone) Management Co. Limited | Households | 1981 |
| Queens Convenience Ltd | Wholesale & retail | 2025 |
| Quicktrader Europe Limited | Wholesale & retail | 2023 |
| Quigley and Associates Ltd | Administrative & support | 2021 |
| Quigley Theatre Arts Essex Ltd | Arts & recreation | 2026 |
| Quiltercare (UK) LLP | | 2016 |
| Quiltercare Holdings LLP | | 2016 |
| Quiltercare Limited | Health & social care | 2015 |
| R H B Ltd | Real estate | 2020 |
| R M Pain Holdings Limited | Real estate | 2024 |
| R T Bell & Co (Broadstairs) Limited | Manufacturing | 2004 |
| R&K Private Hire Ltd | Transport & logistics | 2026 |
| R&R Welding South East Limited | Manufacturing | 2024 |
| Racefit Online Limited | Arts & recreation | 2021 |
| Radar Mindset Limited | Professional & scientific | 2025 |
| Ramsgate Beach Bar Ltd | Hospitality | 2021 |
| Ramsgate Brewery Limited | Manufacturing | 2004 |
| Ramsgate Festival of Sound CIC | Arts & recreation | 2019 |
| Ramsgate Marine Limited | Manufacturing | 2011 |
| Rapidwatch Security Ltd | Administrative & support | 2025 |
| RAW Construction Kent Ltd | Construction | 2018 |
| RAW Metals Ltd | Wholesale & retail | 2009 |
| Raymentwire Limited | Manufacturing | 2014 |
| Rays Consulting Ltd | Professional & scientific | 2024 |
| Re-Cog Limited | Arts & recreation | 2003 |
| React Plumbing GAS and Heating Limited | Construction | 2026 |
| Reclaimz Limited | Professional & scientific | 2014 |
| Recursive Limited | Information & communication | 2019 |
| Red Fish Ltd Ltd | Hospitality | 2026 |
| Red House Mortgages and Protection Ltd | Financial services | 2017 |
| Redcape Productions Ltd. | Information & communication | 2013 |
| Redi Shade Ltd | Wholesale & retail | 2014 |
| Reed Property Brand Limited | Professional & scientific | 2019 |
| Reign Bar & Lounge Broadstairs Ltd | Hospitality | 2025 |
| Renaissance Vintners Limited | Wholesale & retail | 2014 |
| Renderwise Ltd | Construction | 2023 |
| Renewable Energy Plus Limited | Administrative & support | 2011 |
| RENOV8 Developments Limited | Construction | 2007 |
| Renovate Innovate Limited | Construction | 2022 |
| Renters Rights Services Limited | Professional & scientific | 2025 |
| Residents House Management Limited | Households | 2026 |
| Respice Finem Limited | Financial services | 2014 |
| REV Group Ltd | Administrative & support | 2017 |
| Revolution Skate Park Limited | Arts & recreation | 1998 |
| Rheem Homes Ltd | Construction | 2016 |
| Rhino Aluminium Limited | Administrative & support | 2013 |
| RHU House Ltd | Real estate | 2023 |
| Richard Wilkins Farrier Ltd | Agriculture & fishing | 2014 |
| Richford Mortgage Services Limited | Professional & scientific | 2025 |
| Richjford Ltd | Information & communication | 2015 |
| Riditure and Co. Ltd | Arts & recreation | 2024 |
| Rigden (Thanet) Properties Ltd | Real estate | 2018 |
| Rigden Estates LLP | | 2010 |
| Rigden Freeholds Limited | Households | 2018 |
| Rigden Properties Limited | Real estate | 1993 |
| Right Resources Limited | Administrative & support | 2009 |
| Right to Manage Advisory Services Limited | Real estate | 2013 |
| Rimpton Court Broadstairs Limited | Real estate | 2015 |
| Ritty Limited | Administrative & support | 2017 |
| River and Coastal Marine Services Limited | Transport & logistics | 2018 |
| RJM86 Consulting Limited | Professional & scientific | 2025 |