| Right Home Residential Ltd | Real estate | 2020 |
| Right Link Transport Limited | Transport & logistics | 2025 |
| Right Onboard Limited | Professional & scientific | 2017 |
| Right Property Solutions Ltd | Real estate | 2021 |
| Right Track Community Trust Limited | Arts & recreation | 2011 |
| Right Wear Ltd | Wholesale & retail | 2020 |
| Rightchoice Property Ventures Ltd | Real estate | 2024 |
| Rightindem Limited | Information & communication | 2016 |
| Rightpath Limited | Real estate | 2006 |
| Rights Awareness Limited | Professional & scientific | 2003 |
| Rightspark Electrical Services Limited | Construction | 2022 |
| Rigil Kentaurus Limited | Information & communication | 2025 |
| Rigley Holdings Ltd | Financial services | 2024 |
| Rigsbys Forage and Make Ltd | Professional & scientific | 2009 |
| Rigsbys Seasonal Foods CIC | Manufacturing | 2025 |
| Rigstock Developments Ltd | Real estate | 2021 |
| Rija Homes Ltd | Real estate | 2016 |
| Rika Activities, Connection and Engagement CIC | Education | 2023 |
| Rikshaw Nottingham Ltd | Hospitality | 2024 |
| Riley Automation Holdings Limited | Other services | 2017 |
| Riley Square Shopping Centre Ltd | Construction | 2024 |
| Rilmac Transport Ltd | Wholesale & retail | 2026 |
| Rimneet Dhillon Construction Limited | Construction | 2020 |
| Rimneet Dhillon Properties Limited | Real estate | 2023 |
| Rinato Media Limited | Information & communication | 2011 |
| Rinflo Ltd | Transport & logistics | 2025 |
| Ringfield Recruitment Ltd | Administrative & support | 2020 |
| RIO Verde Group Ltd | Financial services | 2026 |
| Riot Kitchens Ltd | Hospitality | 2025 |
| Ripe Fruit Holdings Limited | Information & communication | 2021 |
| Ripple Touch Limited | Other services | 2020 |
| Rise & Wine Ltd | Hospitality | 2026 |
| Rise and Revive After Breast Cancer CIC | Information & communication | 2025 |
| Rise and Signs Ltd | Professional & scientific | 2026 |
| Rise Beyond Cricket CIC | Education | 2026 |
| Rise Construction Group Ltd | Construction | 2024 |
| Rise Learning Zone CIC | Education | 2015 |
| Rise Park Barber Limited | Other services | 2026 |
| Rise Pathways Ltd | Hospitality | 2025 |
| Rise Reformer Pilates Studio Ltd | Arts & recreation | 2025 |
| Risegate Investments Limited | Real estate | 2025 |
| Risemark Group Ltd | Professional & scientific | 2024 |
| Risen Socials Ltd | Information & communication | 2022 |
| Risepark Store Ltd | Wholesale & retail | 2024 |
| Rishab & Brother Ltd | Hospitality | 2025 |
| Rishta Links Ltd | Other services | 2025 |
| Rising Athletes Limited | Education | 2024 |
| Rising Festival Ltd | Arts & recreation | 2024 |
| Rising Flowers Limited | Health & social care | 2025 |
| Rising Star Catering Limited | Hospitality | 2020 |
| Rising Sun Construction Limited | Construction | 2011 |
| Risk Coalition Research Company Limited | Professional & scientific | 2018 |
| Risk Mentors Limited | Financial services | 2010 |
| Riskart Brokerage Services Limited | Financial services | 1992 |
| Risley Estates Limited | Real estate | 1998 |
| Risley Hall Park Management Limited | Households | 2015 |
| Risley House Development Limited | Real estate | 2020 |
| Riston Engineering Ltd | Professional & scientific | 2023 |
| Rita Swim Ltd | Wholesale & retail | 2024 |
| Rita Trading Ltd | Wholesale & retail | 2022 |
| Ritchie Services Limited | Construction | 2016 |
| Rith Solutions Ltd | Professional & scientific | 2023 |
| Riti International Limited | Hospitality | 2025 |
| Ritu Derma Cure Ltd | Health & social care | 2011 |
| Ritual Creative Studio Ltd | Professional & scientific | 2024 |
| Ritualspast Limited | Information & communication | 2023 |
| Riva Clothing Limited | Wholesale & retail | 1994 |
| River Crescent Leaseholders Limited | Households | 2022 |
| River Greet Property Limited | Real estate | 2011 |
| River Group Ltd | Financial services | 2025 |
| River Horse (Europe) Ltd | Manufacturing | 2010 |
| River Rock Developments Limited | Real estate | 2025 |
| River Stays Living Ltd | Information & communication | 2025 |
| Riverbank I.T. Management Limited | Information & communication | 1997 |
| Riverdale Care Ltd | Health & social care | 2023 |
| Riverdrake Company Ltd | Wholesale & retail | 2018 |
| Rivere Ltd | Real estate | 2022 |
| Riverflex International Limited | Financial services | 2017 |
| Riverflex Trading UK Limited | Professional & scientific | 2017 |
| Riverfresh Ltd | Professional & scientific | 2013 |
| Rivers of Thinking Ltd | Professional & scientific | 2023 |
| Riverside (Wilford) Management Company Limited | Households | 2022 |
| Riverside Building & Landscaping Ltd | Construction | 2018 |
| Riverside Cars Ltd | Wholesale & retail | 2023 |
| Riverside Consultants Ltd | Professional & scientific | 2021 |
| Riverside Heritage Joinery Ltd | Manufacturing | 2016 |
| Riverside Hotel (Surfleet) Ltd | Hospitality | 2012 |
| Riverside Roofing Ltd | Construction | 2019 |
| Riverside Wharf Management Company Limited | Administrative & support | 1988 |
| Riverstone Boutique Ltd | Extraterritorial | 2018 |
| Riviera Home Furnishings Limited | Manufacturing | 2016 |
| Rivivix Ltd | Health & social care | 2026 |
| Rivix Limited | Information & communication | 2023 |
| RIX Bar Limited | Hospitality | 2016 |
| Rixom Leather Ltd | Wholesale & retail | 2018 |
| Rixom Properties Ltd | Real estate | 2025 |
| RIZ Holdings Ltd | Financial services | 2025 |
| RIZ International Ltd | Wholesale & retail | 2022 |
| RIZ Investment Consultants Ltd | Financial services | 2021 |
| RIZEE4K Limited | Health & social care | 2023 |