| R Morris Electrical Contractors Ltd | Construction | 2018 |
| Rackwatch Limited | Manufacturing | 2026 |
| Radk Ltd | Health & social care | 2023 |
| Radnor House (Management) Limited | Households | 2000 |
| Radstone Court (Woking) Association Limited | Households | 1961 |
| Railsite Holdings Limited | Information & communication | 2008 |
| Railsite Limited | Information & communication | 2000 |
| Railsite Telecom Limited | Information & communication | 2019 |
| Railsite Telecom Services Limited | Information & communication | 2000 |
| Rainbow Trust Children's Charity | Health & social care | 1998 |
| Rainbow Trust Trading Limited | Wholesale & retail | 1989 |
| RAM Racing Limited | Professional & scientific | 2012 |
| Randolph Housing Limited | Construction | 1973 |
| Ranger Property Services Ltd | Construction | 2023 |
| Ranmore Homes Ltd | Construction | 2019 |
| RAP Consulting Limited | Administrative & support | 2017 |
| Ratface Records Ltd | Administrative & support | 2022 |
| Ravensbury Mill Residents Company Limited | Households | 1994 |
| RAW Paws Boutique Limited | Wholesale & retail | 2024 |
| Rawcous Kitchen Ltd | Hospitality | 2021 |
| Rawling @ Kensett 2 Ltd | Wholesale & retail | 2019 |
| Rawlings Support Services Ltd. | Information & communication | 2003 |
| Razvancare Ltd | Health & social care | 2025 |
| Rb-One Construction Limited | Construction | 2023 |
| RD Post Limited | Information & communication | 2011 |
| RE : Strategy Limited | Professional & scientific | 2008 |
| Re-Connect 2 U Limited | Administrative & support | 2020 |
| Re-Counting LLP | | 2012 |
| Ready OR NOT Studio Ltd | Information & communication | 2026 |
| Real Learning Limited | Professional & scientific | 2010 |
| Rectitude Ltd | Professional & scientific | 2022 |
| Recycle Access Floors Ltd | Wholesale & retail | 2022 |
| Red Barrel Productions Limited | Information & communication | 2013 |
| Red Cube Horsley Ltd | Hospitality | 2024 |
| Red Woodstone Ltd | Construction | 2025 |
| Redbridge Classical Dance Studios Limited | Education | 2012 |
| Reed Management Company Limited | Households | 1995 |
| Reed's Roads Limited | Households | 1996 |
| Reef Culture Ltd | Agriculture & fishing | 2010 |
| Refine Connections Limited | Information & communication | 2024 |
| Regal Bespoke Carpentry Ltd | Manufacturing | 2026 |
| Regenesis Biomass Limited | Manufacturing | 2023 |
| Reigate Living Limited | Construction | 2018 |
| Relay Social Ltd | Information & communication | 2025 |
| Relocation and Inventory Services Limited | Administrative & support | 1988 |
| REM Partners Ltd | Professional & scientific | 2026 |
| Rendel Place Limited | Real estate | 2023 |
| Renova Estates Ltd | Real estate | 2023 |
| Renu B Consulting Services Ltd | Hospitality | 2022 |
| Renu B Culinary Services Ltd | Hospitality | 2021 |
| Repertoire Records (UK) Limited | Information & communication | 1998 |
| Replacement Vehicles Holdings Limited | Professional & scientific | 2011 |
| Replacement Vehicles Limited | Wholesale & retail | 2007 |
| Replacement Vehicles UK Limited | Wholesale & retail | 2016 |
| REQICA1 Limited | Hospitality | 2016 |
| RER Enterprise Architecture Ltd | Information & communication | 2025 |
| Rescue Event Medical Service Limited | Health & social care | 2016 |
| Reservoir Dynamics Limited | Professional & scientific | 1999 |
| Resolving Together Limited | Professional & scientific | 2018 |
| Resource 7 Limited | Professional & scientific | 2014 |
| Respite Breaks Limited | Health & social care | 1999 |
| Revelation Piccadilly Limited | Administrative & support | 2000 |
| Revfuel Ltd | Health & social care | 2025 |
| RHA Architects Limited | Professional & scientific | 2019 |
| RHM Consultancy Services Limited | Professional & scientific | 2020 |
| Richard Anstis Consulting Limited | Professional & scientific | 2007 |
| Richard Quinnell Limited | Manufacturing | 1958 |
| Richard Wadey Limited | Professional & scientific | 2005 |
| Richardson & Partners Properties Limited | Construction | 1990 |
| Ridemate UK Ltd | Transport & logistics | 2025 |
| RIDGEBACK360 Ltd | Professional & scientific | 2021 |
| Ridgemount Investments Limited | Financial services | 2025 |
| Ridgeway Capital Properties Limited | Real estate | 2025 |
| Rina Tech UK Limited | Professional & scientific | 2010 |
| Ringley Park Management Company Limited | Households | 2016 |
| Rinosa Ltd | Health & social care | 2022 |
| Ritual Developments Limited | Real estate | 2025 |
| Rivermole Ltd | Professional & scientific | 2014 |
| Riverside Manor Road Residents Association Limited | Households | 1991 |
| Riverview Gardens Management Company Limited | Households | 1996 |
| RJ Fibre Installs Ltd | Information & communication | 2026 |
| RJH Programme Consulting Limited | Financial services | 2012 |
| RLM Inc. Limited | Education | 2025 |
| RM Personal Development Limited | Professional & scientific | 2015 |
| RMK Fleet Management Ltd | Administrative & support | 2026 |
| RNR Trading Ltd | Extraterritorial | 2019 |
| Rnuume Ltd | Professional & scientific | 2025 |
| Robertson Building and Woodworking Limited | Administrative & support | 2003 |
| Robins Advisory Ltd | Professional & scientific | 2026 |
| Rocha Lima Family Co Ltd | Financial services | 2023 |
| Rocks MAG Ltd | Information & communication | 2021 |
| Rodwell Court Properties Limited | Households | 2006 |
| ROE Brothers Ltd | Real estate | 2025 |
| Roger Doyle Limited | Manufacturing | 1994 |
| Rohallion Security Limited | Manufacturing | 1986 |
| Roll With IT Football Coaching Ltd | Education | 2025 |
| Romanby Court Management Company Limited | Households | 1990 |
| Ronnoc Properties Limited | Professional & scientific | 2022 |
| Roofcraft of Surrey & London Ltd | Construction | 2024 |
| Roren Ltd | Real estate | 2021 |