| Quartz Property Limited | Real estate | 2017 |
| Quattro Display Holdings Limited | Financial services | 2007 |
| Quattro Display Limited | Administrative & support | 1994 |
| Quay 201 Ltd | Real estate | 2017 |
| Quay Apartments Ltd | Real estate | 2019 |
| Quay Bay Trading Limited | Wholesale & retail | 2018 |
| Quay Property Group Ltd | Real estate | 2025 |
| Quay Property Solutions Ltd | Real estate | 2026 |
| Quenn's Flooring Design Ltd | Construction | 2023 |
| Quercus Transport Limited | Transport & logistics | 2015 |
| Quetzal Communications Ltd | Administrative & support | 2017 |
| Quickstep Contracting Services Limited | Administrative & support | 2015 |
| Quilt Fayre Ltd | Administrative & support | 2019 |
| Quilt Fayre Retreat Ltd | Administrative & support | 2022 |
| Quit Happens Ltd | Wholesale & retail | 2024 |
| R & a Carpentry & Building Services Limited | Administrative & support | 2011 |
| R & a Packing Cases Limited | Manufacturing | 2005 |
| R & J Hammersley Limited | Agriculture & fishing | 2012 |
| R & W Industrial Service Limited | | 1982 |
| R and T Agriculture Ltd | Agriculture & fishing | 2024 |
| R Bastock Electrical Services Ltd | Energy | 2010 |
| R D (Midlands) Limited | Construction | 2007 |
| R D Johnson Services Ltd | Manufacturing | 2021 |
| R J C Roofing Limited | Construction | 2015 |
| R J Curling Vehicle Services Ltd | Wholesale & retail | 2015 |
| R J Curling Vehicle Tracker Solutions Ltd | Wholesale & retail | 2024 |
| R&Rw Property Management Ltd | Real estate | 2025 |
| R&S Housing Ltd | Hospitality | 2025 |
| R&S Prema Ltd | Professional & scientific | 2020 |
| R&S Recycling (Midlands) Limited | Extraterritorial | 2011 |
| R&S Supported Living CIC | Health & social care | 2026 |
| R. Sutor Decorators Ltd | Construction | 2014 |
| R.J. Tolley Building Contractors Limited | Construction | 2014 |
| R.M. Contractors Limited | Construction | 1994 |
| Raajput Property Ltd | Real estate | 2026 |
| Race Nuts Motorsport Limited | Extraterritorial | 2021 |
| Race Utility Solutions Ltd | Construction | 2017 |
| Racebrakesuk Ltd | Wholesale & retail | 2020 |
| Rachel Sarah Fitness Ltd | Arts & recreation | 2023 |
| Rachel Whitehead Limited | Hospitality | 2023 |
| Rack Collapse Prevention Limited | Professional & scientific | 2016 |
| Rack-A-Van Limited | Extraterritorial | 2014 |
| Raddison Group Ltd | Real estate | 2022 |
| Rafallad Trans Ltd | Transport & logistics | 2024 |
| Rafato Limited | Manufacturing | 2022 |
| Ragamuffins Day Nurseries Limited | Education | 2005 |
| Raheel Aftab Services Limited | Health & social care | 2019 |
| Rahimi Property Investments Ltd | Real estate | 2019 |
| Raicam Clutch Limited | Manufacturing | 2009 |
| Rain Fresh Ltd | Agriculture & fishing | 2018 |
| Rainbow Business Consulting Ltd | Information & communication | 2019 |
| Rainbow Care Solutions (Merseyside) Ltd | Health & social care | 2017 |
| Rainbow Care Solutions (Warwick) Ltd | Administrative & support | 2015 |
| Rainbow Care Solutions Limited | Health & social care | 2005 |
| Rainbow Investments (Midlands) Limited | Real estate | 2020 |
| Rainwood Media Limited | Information & communication | 2011 |
| Raised Property Ltd | Real estate | 2018 |
| Rajahshopfitting Builders & Plumbing Ltd | Construction | 2025 |
| Rakstar Limited | Administrative & support | 2023 |
| Ramona Services (Midlands) Limited | Transport & logistics | 2018 |
| Random PIX Art Ltd | Extraterritorial | 2021 |
| Rangewide Developments Limited | Professional & scientific | 2005 |
| Rangewide Limited | Manufacturing | 2000 |
| Rapid Assets Limited | Manufacturing | 2024 |
| Rapid Computing Limited | Information & communication | 2003 |
| Rapid Energy Ltd | Administrative & support | 2020 |
| Rapid Fuel Drain Ltd | Wholesale & retail | 2025 |
| Rapid Holdings Limited | Financial services | 2024 |
| Rapide Supply Services Limited | Wholesale & retail | 2015 |
| Rash & Sons Property Ltd | Real estate | 2022 |
| Rasoi Cottage Ltd | Hospitality | 2026 |
| Ratio EV Limited | Manufacturing | 2022 |
| Raul a Trans Ltd | Transport & logistics | 2022 |
| Raul Moldovan Ltd | Construction | 2023 |
| Raulog Ltd | Wholesale & retail | 2025 |
| Ravejillal Ltd | Transport & logistics | 2020 |
| Ravenstone Property Services Ltd | Other services | 2024 |
| Raxter Developments Limited | Administrative & support | 2005 |
| RAZ & S Properties Ltd | Real estate | 2025 |
| Razzle Dazzle Sisters Ltd | Administrative & support | 2021 |
| RB Bricks and Stones Limited | Construction | 2025 |
| RB Racing Rotors Limited | Wholesale & retail | 2019 |
| RB Residential Holdings Ltd | Real estate | 2026 |
| RB Retail Group Ltd | Wholesale & retail | 2023 |
| RBL 2025 Ltd | Administrative & support | 2018 |
| RBS (Farms) Limited | Construction | 1959 |
| RC Cookery Limited | Hospitality | 2018 |
| RCS Manufacturing Limited | Construction | 1981 |
| RDF Accountancy Ltd | Professional & scientific | 2026 |
| RDM (Midlands) Ltd | Construction | 2020 |
| Rdsmedia Ltd | Professional & scientific | 2025 |
| RE Skincare Limited | Wholesale & retail | 2021 |
| Reach (Redditch East Aspiring Communities Hub) C.I.C. | Administrative & support | 2015 |
| React Roofing Services Ltd | Construction | 2023 |
| Read Books Limited | Administrative & support | 2008 |
| Read Publishing Limited | Information & communication | 2012 |
| Reader Offer Cruises Limited | Extraterritorial | 2006 |
| Reader Offer Holidays Limited | Extraterritorial | 2006 |
| Real Interiors Designed Ltd | Real estate | 2021 |
| Real Trade Comps.Co Ltd | Wholesale & retail | 2024 |