| Richmond Grass Roots Ltd | Arts & recreation | 2021 |
| Richmond Green Café Limited | Hospitality | 2018 |
| Richmond Green Consultants Limited | Extraterritorial | 2013 |
| Richmond Green Developments Limited | Construction | 2012 |
| Richmond Green Investments | Financial services | 2022 |
| Richmond Green Productions Ltd | Professional & scientific | 2023 |
| Richmond Hair Company Limited | Other services | 2002 |
| Richmond Heating Services Ltd | Construction | 2013 |
| Richmond Hill Care Ltd | Health & social care | 2025 |
| Richmond Hill Group Limited | Health & social care | 2025 |
| Richmond Hill Health Club Limited | Arts & recreation | 1983 |
| Richmond Hill Orthodontics Limited | Health & social care | 2010 |
| Richmond Hill Partners Ltd | Professional & scientific | 2024 |
| Richmond Home Care Limited | Construction | 2024 |
| Richmond Horse Trials Limited | Arts & recreation | 2018 |
| Richmond ICT Limited | Information & communication | 2011 |
| Richmond Italian K Ltd | Hospitality | 2026 |
| Richmond Italian Ltd | Hospitality | 2024 |
| Richmond KEW Property Limited | Construction | 2017 |
| Richmond Land Rover Maintenance Ltd | Wholesale & retail | 2026 |
| Richmond Land Rover Specialists Limited | Wholesale & retail | 2019 |
| Richmond Literary Press Limited | Information & communication | 2026 |
| Richmond Maths Limited | Professional & scientific | 2011 |
| Richmond My Gym Ltd | Arts & recreation | 2025 |
| Richmond Photography Limited | Professional & scientific | 2014 |
| Richmond Place Management (Shaldon) Limited | Households | 2018 |
| Richmond Print Ltd | Manufacturing | 2011 |
| Richmond Properties (NE) Ltd | Real estate | 2007 |
| Richmond Publishing Ltd | Information & communication | 2025 |
| Richmond Radiators Limited | Wholesale & retail | 2016 |
| Richmond Rascals Limited | Administrative & support | 2017 |
| Richmond Renewables (Yorkshire) Ltd | Construction | 2025 |
| Richmond Reverie Ltd | Manufacturing | 2024 |
| Richmond Rugby Limited | Arts & recreation | 2014 |
| Richmond Safety Services (Yorkshire) Limited | Health & social care | 2025 |
| Richmond Spa Ltd | Other services | 2011 |
| Richmond Spice Limited | Hospitality | 2023 |
| Richmond Sports Club Limited | Arts & recreation | 2016 |
| Richmond Sports Conditioning Ltd | Arts & recreation | 2019 |
| Richmond Street Pastors | Health & social care | 2011 |
| Richmond Stylist Ltd | Other services | 2020 |
| Richmond Take Away Ltd | Hospitality | 2020 |
| Richmond Thai Spa Ltd | Health & social care | 2025 |
| Richmond Thermal Solutions SAP Calculations Ltd | Administrative & support | 2012 |
| Richmond Trailer Centre Ltd | Arts & recreation | 2019 |
| Richmond Upon Thames Council for Voluntary Service | Other services | 1999 |
| Richmond Vets Limited | Professional & scientific | 2009 |
| Richmond Waste Removals Ltd | Water & waste | 2021 |
| Richmond Yorkshire Community Interest Company | Arts & recreation | 2023 |
| Richmond(Surrey)Indoor Bowls Club,Limited | Arts & recreation | 1936 |
| Richmondshire Athlete Development CIC | Education | 2025 |
| Richmondshire Building Preservation Trust Ltd | Real estate | 2003 |
| Richmondshire Community Bicycle Services CIC | Other services | 2023 |
| Richmondshire Cricket Club Trading Limited | Hospitality | 2023 |
| Richmondshire Physiotherapy Limited | Health & social care | 2012 |
| Richwren Investments Private Limited | Financial services | 2017 |
| Rickshaw Travel Limited | Administrative & support | 2007 |
| Ridgway Investments PTY Ltd | Real estate | 2021 |
| Ridgway Management Co. Limited | Households | 1982 |
| RIO Claro Limited | Professional & scientific | 2009 |
| Risba Consultancy Ltd | Professional & scientific | 2013 |
| Rise Real Estate Ltd | Real estate | 2021 |
| Riskreversal Limited | Professional & scientific | 2015 |
| Ritchie-Bland Estates Ltd | Agriculture & fishing | 2013 |
| Ritchie-Bland Properties Limited | Real estate | 2016 |
| Ritmeester Cigars UK Limited | Manufacturing | 2006 |
| Ritz Music Studio Limited | Information & communication | 2019 |
| River & Time Interiors Ltd | Professional & scientific | 2026 |
| River Court Richmond Management Company Limited | Households | 1965 |
| River Gecko Ltd | Information & communication | 2017 |
| River Lane Cottages Ltd | Real estate | 2022 |
| River Lane Tennis Club Limited | Arts & recreation | 2023 |
| River Light Press Limited | Information & communication | 2024 |
| River Thames Boat Project | Transport & logistics | 2000 |
| Riverbank House Limited | Construction | 2006 |
| Riverbank Trust | Health & social care | 2011 |
| Riverbell Homes Ltd | Real estate | 2020 |
| Riverbell Limited | Real estate | 1962 |
| Riverbell Properties Ltd | Real estate | 2020 |
| Riverdog Studio Ltd | Agriculture & fishing | 2020 |
| Riverside Films Ltd | Information & communication | 2018 |
| Riverside Luxury Cruises Limited | Administrative & support | 2022 |
| Riverside TV Ltd | Administrative & support | 2025 |
| Riverview Consultancy Limited | Professional & scientific | 2023 |
| Riverview Films Ltd | Administrative & support | 2021 |
| Rj&A Consultancy Limited | Professional & scientific | 2021 |
| RJD Balkan Construction Ltd | Construction | 2026 |
| RJM & Associates (Hampton) Limited | Financial services | 2008 |
| RL Datix (EBT) Limited | Information & communication | 2019 |
| RL Stanwix Holdings Ltd | Financial services | 2025 |
| Rldatix Mipco Limited | Financial services | 2022 |
| Rldatix Pledgeco Limited | Financial services | 2022 |
| RM Group Bidco Limited | Financial services | 2022 |
| RM Group Finco Limited | Financial services | 2022 |
| RM Group Midco Limited | Financial services | 2022 |
| RM Group Topco Limited | Financial services | 2022 |
| RO London Limited | Construction | 2023 |
| ROB Wood Advisory LLP | | 2019 |
| ROB Wood Consulting Limited | Extraterritorial | 2019 |
| Robe & Hitchens (Tudor) Limited | Wholesale & retail | 1972 |