| Rich Facilities Services Ltd | Administrative & support | 2023 |
| Richard James Investments Limited | Real estate | 2008 |
| Richard James Property Ltd | Real estate | 2016 |
| Richard Vaughan Consulting Ltd | Financial services | 2022 |
| Richden Enterprise Limited | Wholesale & retail | 2025 |
| RIDES2GO (UK) Ltd | Transport & logistics | 2024 |
| Ridges Hub Ltd | Wholesale & retail | 2026 |
| Right Auto Repairs and Tyre Centre Ltd | Professional & scientific | 2024 |
| Right Suppliers Ltd | Wholesale & retail | 2018 |
| RIO Autotech Ltd | Wholesale & retail | 2025 |
| Riopro Painting & Decorating Ltd | Construction | 2021 |
| Riqli UK Limited | Information & communication | 2024 |
| Rituals Photography Ltd | Professional & scientific | 2016 |
| Riverside Cabco Limited | Transport & logistics | 2003 |
| Riverside Hardware Ltd | Wholesale & retail | 2022 |
| Riverside Service Centre Ltd | Wholesale & retail | 2022 |
| RJL Engineers Ltd | Manufacturing | 2017 |
| Rksn Properties Ltd | Real estate | 2025 |
| RMT Tree Consultancy Limited | Professional & scientific | 2016 |
| RNR Ghar Limited | Real estate | 2026 |
| RO Mini Market Limited | Wholesale & retail | 2023 |
| Roberts Vending Limited | Professional & scientific | 2003 |
| Rockhopper Testing Ltd | Professional & scientific | 2024 |
| Rocol Construction Ltd | Construction | 2017 |
| Rodin Commercial Holdings Limited | Wholesale & retail | 2010 |
| Rodin Environmental Services Limited | Wholesale & retail | 2001 |
| Rogue LAB Coffee Ltd | Wholesale & retail | 2026 |
| Roof Stars Surrey Ltd | Construction | 2025 |
| Roofing for YOU Ltd | Construction | 2024 |
| Roofix Services Ltd | Construction | 1999 |
| Rooster Shack Franchising Ltd | Hospitality | 2019 |
| Rooster Shack Wholesale Limited | Wholesale & retail | 2019 |
| Roots to Fruits CIC | Agriculture & fishing | 2023 |
| Rosebay Properties Ltd | Real estate | 2023 |
| Rosha Healthcare Limited | Health & social care | 2022 |
| Rotor-Rig Ltd | Manufacturing | 2024 |
| Roval Leisure Ltd | Health & social care | 2018 |
| Rovelinks Travels Ltd | Transport & logistics | 2022 |
| Rowhill Projects Ltd | Construction | 2023 |
| Roxwods Ltd | Arts & recreation | 2025 |
| Royale Indus Corporation Ltd | Manufacturing | 2025 |
| RPA Pressure Washing Limited | Administrative & support | 2024 |
| RPG Capital Limited | Other services | 2020 |
| RPL Group Ltd | Real estate | 2024 |
| RS Freedom Limited | Information & communication | 2023 |
| RS Safety Management Ltd | Professional & scientific | 2005 |
| RSS Homes Ltd | Real estate | 2024 |
| RST Freight & Logistics Ltd | Transport & logistics | 2026 |
| RT Contracting Ltd | Construction | 2026 |
| Rubick & Jerome Properties Limited | Real estate | 1956 |
| Ruger Consulting Ltd | Professional & scientific | 2025 |
| Rumi‘S Palase Ltd | Hospitality | 2024 |
| Rush House Management Company Limited | Hospitality | 1988 |
| Rushmoor Construction Limited | Manufacturing | 2023 |
| Rushmoor Healthy Living | Health & social care | 2004 |
| Rushmoor Superstore Ltd | Wholesale & retail | 2022 |
| Rushmoor Windows & Doors Limited | Construction | 2020 |
| Rushroom PMS Ltd | Households | 2025 |
| Russ Earwaker Game Design Limited | Information & communication | 2025 |
| RV UK Transport Services Limited | Other services | 2017 |
| RZ Property Management Limited | Real estate | 2022 |
| RZR Luxury DMC World LLP | | 2020 |
| S & J Worktops Ltd | Construction | 2021 |
| S & L Family Ltd | Real estate | 2023 |
| S & R Capital Consulting Ltd | Financial services | 2026 |
| S & S Property Global Ltd | Real estate | 2021 |
| S & T Outpost Ltd | Transport & logistics | 2025 |
| S ASH Services Ltd | Construction | 2014 |
| S D Foods Ltd | Wholesale & retail | 2021 |
| S Phipps Ltd | Construction | 2012 |
| S Zaman Investments Ltd | Wholesale & retail | 2022 |
| S&B Archstone Limited | Construction | 2025 |
| S&C Motorworks Limited | Wholesale & retail | 2026 |
| S&D Public House Ltd | Hospitality | 2024 |
| S&H Property Ventures Limited | Real estate | 2025 |
| S.A.D.B Ltd | Extraterritorial | 2024 |
| S.Hamy Enterprise Limited | Information & communication | 2012 |
| S.W.B. Autos Limited | Wholesale & retail | 1985 |
| SA LEE Accountancy Ltd | Professional & scientific | 2023 |
| SA Rajpoot Limited | Transport & logistics | 2023 |
| Sab-It Solutions Ltd | Information & communication | 2019 |
| Sabaq Services Ltd | Wholesale & retail | 2020 |
| Safai Ltd | Manufacturing | 2026 |
| Safari Bodyworks Ltd | Wholesale & retail | 2023 |
| Safe GAS and Electrical Services Ltd | Construction | 2024 |
| Sahara Wholesale Limited | Wholesale & retail | 2020 |
| Saint Finance Advisors Ltd | Extraterritorial | 2011 |
| Saintgate Limited | Other services | 1985 |
| Saints Property Care Ltd | Households | 2025 |
| Sajilo Property Ltd | Real estate | 2025 |
| Sakun Corporations Ltd | Wholesale & retail | 2024 |
| Sakura T/A Limited | Hospitality | 2022 |
| SAL Carpets Ltd | Construction | 2019 |
| Salftechuk Limited | Administrative & support | 2020 |
| Salon 85A Ltd | Other services | 2017 |
| Salon Retail Solutions Ltd | Professional & scientific | 2025 |
| Salranic Limited | Wholesale & retail | 2025 |
| Salus Medical Services Limited | Health & social care | 2015 |
| Salutti Limited | Health & social care | 2018 |
| Salvus Safety Ltd | Professional & scientific | 2019 |