| O'Dowda Estates Limited | Real estate | 2018 |
| O. & M. Designs Limited | Professional & scientific | 1970 |
| Oakleigh Funerals Ltd | Other services | 2002 |
| Octosport Limited | Professional & scientific | 2024 |
| Offpitch Management Limited | Professional & scientific | 2024 |
| OLE Spanish for Everyone Ltd | Education | 2019 |
| Olive Square Design & Build Ltd | Construction | 2013 |
| Omega Design & Build Ltd | Construction | 2007 |
| One North Road Limited | Households | 1990 |
| Optimum XI Sports Management Limited | Arts & recreation | 2020 |
| Ovation Boat Services Ltd | Manufacturing | 2010 |
| Ovation Boat Surveys Ltd | Professional & scientific | 2015 |
| P B Chapman Electrical Services Limited | Construction | 2003 |
| Padel T Limited | Arts & recreation | 2023 |
| Paisley Park Property Limited | Real estate | 2012 |
| Palmers Trent Bridge Investments Limited | Real estate | 2024 |
| Paul Hardy's Bathroom Fitting Services Ltd | Construction | 2007 |
| PAV Shipping (UK) Ltd | Transport & logistics | 2013 |
| Pavilion Road Developments Limited | Construction | 2017 |
| Pennychem Ltd | Professional & scientific | 2013 |
| Petroleum Analytics Limited | Professional & scientific | 2002 |
| Philip John Properties Limited | Extraterritorial | 2023 |
| Pine Square Limited | Other services | 2022 |
| PLD Services Ltd | Real estate | 2011 |
| Plushdeck Limited | Households | 1986 |
| Postersweet Limited | Professional & scientific | 2001 |
| Powderworth Limited | Construction | 1979 |
| Prettify Aesthetics Limited | Health & social care | 2024 |
| Prime Solutions 4 Business Limited | Information & communication | 2005 |
| Prism Performance Limited | Professional & scientific | 2026 |
| Prisma Foundation Limited | Wholesale & retail | 2003 |
| Progression NOW Ltd | Administrative & support | 2014 |
| Prophub Ltd | Real estate | 2020 |
| PS4B Creative Design Limited | Other services | 2013 |
| Quern Property Investments Limited | Real estate | 2021 |
| R & G Design Limited | Extraterritorial | 2009 |
| R & K Slatter Limited | Extraterritorial | 2010 |
| R & SB Property Limited | Real estate | 2020 |
| R Taylor Properties Limited | Real estate | 2020 |
| R Taylor Roofing Limited | Construction | 2018 |
| Rainbow Tree Limited | Hospitality | 2005 |
| Raja Consultancy Limited | Professional & scientific | 2021 |
| Raven PM Holdings Limited | Financial services | 2024 |
| Raven Project Metals Limited | Manufacturing | 2003 |
| RB Consultancy Services Ltd | Information & communication | 2025 |
| RBS Elite Coaching Limited | Arts & recreation | 2024 |
| Red Bear Properties Limited | Other services | 2012 |
| Regent Lodge Limited | Construction | 2002 |
| Reliable Homes Limited | Real estate | 2013 |
| Renovade Limited | Construction | 2021 |
| RFD Aggregates Limited | Wholesale & retail | 2022 |
| Rhino Pro Ltd | Administrative & support | 2014 |
| Rian's Properties Limited | Real estate | 2023 |
| Ringbang Music Limited | Information & communication | 2007 |
| RML Pipework and Welding Limited | Construction | 2017 |
| Rmte Limited | Financial services | 2026 |
| RNJ Studio Ltd | Wholesale & retail | 2022 |
| Road Music Limited | Arts & recreation | 2015 |
| ROC Eton Property LLP | | 2024 |
| Roche Midlands Ltd | Real estate | 2020 |
| Rocketman Communications Ltd | Professional & scientific | 2017 |
| Romano and Sons Ltd | Households | 2019 |
| Rplc Investments Limited | Other services | 2011 |
| RS19 Limited | Financial services | 2019 |
| Rudding Developments Limited | Real estate | 2018 |
| Rural Relaxing Limited | Extraterritorial | 2017 |
| Rusgold Facades Ltd | Construction | 2014 |
| RW UK Holdco Limited | Financial services | 2020 |
| S Paolos Limited | Hospitality | 2010 |
| SA33 Limited | Other services | 2025 |
| Saak Interiors Limited | Real estate | 2006 |
| Sales Methods Limited | Professional & scientific | 2008 |
| Sarah Core Arts Ltd | Manufacturing | 2023 |
| SAZ Enterprise Limited | Hospitality | 2021 |
| Sbjr Properties Limited | Real estate | 2024 |
| Scotts of Leicester Limited | Wholesale & retail | 2024 |
| SCT Property Holdings Limited | Real estate | 2022 |
| Sdpsa (Property Holdings) Ltd | Financial services | 2021 |
| Seamless Interiors Limited | Manufacturing | 2006 |
| Seidr Solutions Ltd | Professional & scientific | 2025 |
| Serenity Therapeutic Massage and Beauty Ltd | Other services | 2013 |
| Servicemaster Limited | Professional & scientific | 1976 |
| Servo Creatives Limited | Information & communication | 2019 |
| Seven Ventures Limited | Real estate | 2022 |
| Shipshore Limited | Transport & logistics | 1977 |
| Shropshire BIO GAS Limited | Manufacturing | 2012 |
| Shropshire Green Energy Limited | Real estate | 2025 |
| Shropshire Land Limited | Real estate | 2001 |
| Shropshire Livestock Limited | Agriculture & fishing | 2011 |
| Shropshire Real Estate Limited | Agriculture & fishing | 2021 |
| Simplif!Ed Solut!Ons Ltd | Professional & scientific | 2013 |
| SJR Contractors (London) Limited | Construction | 2010 |
| Sky High Venture Capital Limited | Administrative & support | 2018 |
| Skylarxtech Limited | Manufacturing | 2020 |
| Sljr Properties Ltd | Real estate | 2025 |
| Smck Properties Limited | Real estate | 2023 |
| Snackmore Vending Limited | Hospitality | 2020 |
| Sohum Studios Limited | Health & social care | 2020 |
| Solutions Green Investments LLP | | 2010 |
| Speedyfit Tyres Limited | Wholesale & retail | 2009 |