| R K Builders West Midlands Ltd | Manufacturing | 2022 |
| R K Disposables & Hardwares Ltd | Wholesale & retail | 2025 |
| R K W Holdings Limited | Real estate | 2015 |
| R Kalirai Limited | Real estate | 2018 |
| R L (Bilston) Limited | Hospitality | 2017 |
| R L Catering Ltd | Hospitality | 2024 |
| R M Sprinklers Ltd | Construction | 2018 |
| R M Training and Health Solutions Ltd | Health & social care | 2013 |
| R Mendez Social Innovation Ltd | Health & social care | 2024 |
| R N J Engineering Ltd | Manufacturing | 2011 |
| R P Enterprises Ltd | Wholesale & retail | 2019 |
| R P H Roofing & Cladding Limited | Construction | 2015 |
| R Paul Construction Limited | Construction | 2021 |
| R Products Ltd | Wholesale & retail | 2023 |
| R Property Group Limited | Construction | 2013 |
| R Property Investment Group LLP | | 2022 |
| R S Baugh Drylining Limited | Construction | 2022 |
| R S Courier (B,Ham) Ltd | Transport & logistics | 2026 |
| R S Lanka Petroleum Limited | Wholesale & retail | 2018 |
| R S Property Services Limited | Real estate | 1995 |
| R T Premium Logistics Limited | Transport & logistics | 2014 |
| R&A Home Development Ltd | Real estate | 2025 |
| R&B Enabling Ltd | Construction | 2019 |
| R&D Investors Ltd | Real estate | 2025 |
| R&D Total Home Improvements Limited | Construction | 2013 |
| R&E Cleaning Solutions Limited | Administrative & support | 2021 |
| R&G Automobile Ltd | Wholesale & retail | 2026 |
| R&G Management Services Ltd | Construction | 2015 |
| R&M Furniture Ltd | Manufacturing | 2025 |
| R&M Trans Ltd | Transport & logistics | 2016 |
| R&N Developments Limited | Real estate | 2024 |
| R&N Real Estate Limited | Real estate | 2025 |
| R&R Developments Holding Ltd | Construction | 2023 |
| R&R Developments Penkridge Ltd | Construction | 2023 |
| R&R Properties Midlands Limited | Real estate | 2016 |
| R&R Supported Living Limited | Health & social care | 2023 |
| R&R Woodfuels Ltd | Agriculture & fishing | 2021 |
| R&S Residential Lettings Ltd | Real estate | 2026 |
| R&S Wellbeing Ltd | Health & social care | 2023 |
| R-Access Ltd | Construction | 2015 |
| R. & F. Steel Stockholders (Property) (Holdings) Limited | Real estate | 1992 |
| R. & F. Steel Stockholders (Property) Limited | Real estate | 1960 |
| R. B. Electrical and Maintenance Limited | Construction | 2013 |
| R. D. P. Photonics Limited | Manufacturing | 1996 |
| R.93.BARBERS Ltd | Other services | 2024 |
| R.A. Transportation UK Ltd | Transport & logistics | 2026 |
| R.A.S. Construction & Electrical Ltd | Construction | 2018 |
| R.D.P. Electronics Limited | Manufacturing | 1982 |
| R.D.P. Group Limited | Professional & scientific | 1966 |
| R.E. Martin (Manchester) Ltd. | Construction | 1996 |
| R.G. Wilbrey (Consultants) Limited | Administrative & support | 1964 |
| R.G.Driver Limited | Transport & logistics | 2024 |
| R.H. Fisheries Ltd | Manufacturing | 1999 |
| R.I. Express Ltd | Transport & logistics | 2022 |
| R.J.P Plant Operator Services Ltd | Construction | 2016 |
| R.K GAS & Plumbing Ltd | Construction | 2023 |
| R.M.K Construction Limited | Construction | 2008 |
| R.M.L.S. Limited | Professional & scientific | 2003 |
| R.M.T.J. Plumbing and Heating Services Limited | Construction | 2021 |
| R.O.U. Healthcare Services Limited | Health & social care | 2022 |
| R.O.U. Services Limited | Transport & logistics | 2017 |
| R.P.J. Norwood Investment Limited | Real estate | 2022 |
| R.P.J. Norwood Property Management LLP | | 2022 |
| R.T. Wellness Limited | Other services | 2018 |
| R.W. Allman Limited | Real estate | 1967 |
| R.W. Gerrish Limited | Real estate | 1961 |
| R.W.M. (Wolverhampton) Limited | Manufacturing | 1983 |
| R10 Construction Ltd | Construction | 2024 |
| R10 Properties Ltd | Real estate | 2025 |
| R11 Group Ltd | Real estate | 2025 |
| RA Craft Ltd | Agriculture & fishing | 2026 |
| RA Enterprise 27 Ltd | Hospitality | 2013 |
| RA Singh Ltd | Construction | 2018 |
| Raaf Property Ltd | Real estate | 2019 |
| Rabab Construction Ltd | Manufacturing | 2026 |
| Raccoons BPM Limited | Information & communication | 2015 |
| Rachhpal & SON Transport Ltd | Transport & logistics | 2022 |
| Racii EYE Diagnostic Centre Limited | Real estate | 2020 |
| Racing Gear Limited | Wholesale & retail | 1998 |
| Rack 'N Pack Ltd | Administrative & support | 2021 |
| Radford Architectural Services Ltd | Professional & scientific | 2019 |
| Radha Transport Ltd | Transport & logistics | 2018 |
| Radiance Care Solutions Limited | Health & social care | 2025 |
| Radiance Cookware Ltd | Wholesale & retail | 2026 |
| Radiance Wellness Ltd | Other services | 2025 |
| Radiasian Ltd | Information & communication | 2016 |
| Radical Financial Services Limited | Financial services | 2002 |
| Radis Group Rebar Trading Ltd | Wholesale & retail | 2019 |
| Radius Total Building Solutions Limited | Construction | 2012 |
| Radius Total Drainage Solutions Ltd | Water & waste | 2021 |
| Radland Park Limited | Real estate | 2024 |
| Radleys Consultancy Ltd | Wholesale & retail | 2010 |
| Rads Property Services Ltd | Real estate | 2026 |
| Radworld Limited | Health & social care | 2023 |
| RAE Homes & Rentals Limited | Real estate | 2026 |
| Raees Sandhu Limited | Wholesale & retail | 2026 |
| Raf-Speed Transport Ltd | Transport & logistics | 2018 |
| Rafa's Sweets Ltd | Wholesale & retail | 2019 |
| Rafa's Transports Ltd | Transport & logistics | 2019 |
| Rafay Transport Ltd | Transport & logistics | 2018 |