| Realise Financial Planning Ltd | Financial services | 2017 |
| Realmode Limited | Information & communication | 2007 |
| Red Boat Consulting Ltd | Information & communication | 2005 |
| Red Lodge Learning Ltd | Manufacturing | 2019 |
| Red Watch Security Limited | Administrative & support | 2007 |
| Redcliffe Hair and Beauty Limited | Other services | 2001 |
| Redclyffe House (Clevedon) Management Company Limited | Households | 1991 |
| Redford Harris Property Services Ltd | Real estate | 2022 |
| Redland Park DS Ltd | Health & social care | 2011 |
| Redpoll Holiday Lettings Ltd | Hospitality | 2025 |
| Redproof Communications Limited | Professional & scientific | 2016 |
| Redstar Properties Limited | Real estate | 2015 |
| Redwood Strip Curtains Limited | Manufacturing | 1978 |
| Refined Spaces Ltd | Construction | 2024 |
| Reilly Plumbing & Heating Services Limited | Construction | 2015 |
| Remflex Insulation Covers Limited | Manufacturing | 2019 |
| Remigo Ltd | Professional & scientific | 2026 |
| Renisette Limited | Administrative & support | 2026 |
| Replenish (Nailsea) Ltd | Wholesale & retail | 2025 |
| Reselltrack Limited | Wholesale & retail | 2026 |
| Revolutionuk Limited | Professional & scientific | 2018 |
| Revv Market Ltd | Wholesale & retail | 2026 |
| Rhysdale Management Limited | Households | 1980 |
| Ricci (Southwest) Ltd | Wholesale & retail | 2012 |
| Richmond (S.G.) Limited | Administrative & support | 2004 |
| Ricicle Cards Ltd | Wholesale & retail | 2019 |
| RIG Ropes Ltd | Mining & quarrying | 2024 |
| Risk Advisory Europe Limited | Administrative & support | 2017 |
| River Leadership Consultancy Ltd | Professional & scientific | 2011 |
| Riverside Garage (Clevedon) Limited | Wholesale & retail | 2011 |
| Riverside House (Glos) Limited | Real estate | 2016 |
| Riverside Mews (Highbridge) Management Company Limited | Households | 2000 |
| Riverside Properties (Clevedon) Limited | Real estate | 2015 |
| RJ Electrical Bristol Ltd | Construction | 2020 |
| RJ Morgan Ltd | Real estate | 2021 |
| RJB Desserts Ltd | Wholesale & retail | 2026 |
| RJB Donuts Ltd | Hospitality | 2026 |
| RJP Partnership LLP | | 2022 |
| RM Service (SW) Ltd | Manufacturing | 2014 |
| RMC Sports Limited | Arts & recreation | 2016 |
| RMG Carpentry Limited | Construction | 2026 |
| Rmpubcosomerset Ltd | Hospitality | 2025 |
| Robin Smith Films Ltd | Information & communication | 2011 |
| Rockleigh Consulting Ltd | Professional & scientific | 2025 |
| Rodda and Hocking Limited | Construction | 2009 |
| Roger Hooper Ltd | Financial services | 2011 |
| Roger Vaughan Solutions Limited | Professional & scientific | 2016 |
| Roka Property Ltd | Construction | 2025 |
| Rolunpath Limited | Manufacturing | 2017 |
| Romengold Property Management Limited | Households | 1999 |
| Ronaldsway House ABC Management Company Ltd | Households | 2021 |
| Rosarosina Ltd | Hospitality | 2016 |
| Rosedale (Clevedon) Management Company Limited | Households | 1984 |
| RP Locations Limited | Information & communication | 2024 |
| RP82 Holdings Limited | Real estate | 2024 |
| Rpmatters Limited | Professional & scientific | 2010 |
| RRG Walls & Ceilings Ltd | Construction | 2025 |
| Rubber Stuff Ltd | Wholesale & retail | 2014 |
| Ruralcraft Furniture Limited | Manufacturing | 1965 |
| RV Property Developments Limited | Real estate | 2019 |
| RVC (Ryves Vale Commercial) Management Limited | Real estate | 2024 |
| Rydal Day Nursery Ltd | Administrative & support | 2002 |
| S E Harris Tree Services Ltd | Administrative & support | 2014 |
| S E Project Management Services Ltd | Professional & scientific | 2015 |
| S Elliott Properties Limited | Real estate | 2016 |
| S J Elms Consulting Limited | Financial services | 2012 |
| S Jones Building and Carpentry Limited | Construction | 2024 |
| S&W Walker Limited | Information & communication | 2018 |
| S.P. Providence Limited | Other services | 2014 |
| SAFE2SHIP Limited | Administrative & support | 2017 |
| Sage Inspired by Life Limited | Transport & logistics | 2009 |
| Sagers Construction Ltd | Construction | 2016 |
| Sagility Ltd | Information & communication | 2013 |
| Sail Warehouse (Dartmouth) Limited | Households | 2010 |
| Salthouse Court Limited | Households | 1973 |
| Saltwater Designs Limited | Wholesale & retail | 2019 |
| Salty Snack Shack Limited | Hospitality | 2024 |
| SAM Bryant's Limited | Wholesale & retail | 2004 |
| SAM Dixon Services Limited | Construction | 2017 |
| SAMO1 Ltd | Extraterritorial | 2019 |
| Sapphire Sparkles Ltd | Administrative & support | 2026 |
| SAPPHIRE8 Limited | Professional & scientific | 2019 |
| Sarabaileys Ltd | Health & social care | 2026 |
| Sarge's Premier Services Ltd | Wholesale & retail | 2018 |
| Sash Clothing Ltd | Wholesale & retail | 2025 |
| Savage Enterprises Ltd | Wholesale & retail | 2014 |
| Saxon Court (Chippenham) Management Company Limited | Households | 2005 |
| SC MEP Holdings Limited | Financial services | 2024 |
| SC Property Enhancement Services Limited | Construction | 2019 |
| SCF Compliance Ltd | Transport & logistics | 2025 |
| SCF Transport Limited | Transport & logistics | 2008 |
| Scoops WSM Ltd | Wholesale & retail | 2021 |
| Scratch and Scrape Limited | Wholesale & retail | 2024 |
| SDL Property Development Limited | Construction | 2020 |
| Seabreeze Apartments Clevedon Limited | Households | 2018 |
| Seal-Lite Windows Doors & Conservatories Limited | Construction | 1997 |
| Seaspace Limited | Manufacturing | 2002 |
| Sebastiano Services Limited | Transport & logistics | 2022 |
| Seismic Developments Limited | Real estate | 2018 |
| Seismic Limited | Administrative & support | 2001 |