| Leaker's Removals & Containerised Storage Limited | Transport & logistics | 2003 |
| Lebeqs Limited | Hospitality | 2010 |
| Leisure Park Solutions Limited | Administrative & support | 2019 |
| Leisure Trade Centre Ltd | Wholesale & retail | 2025 |
| Levels Business Consulting Ltd | Professional & scientific | 2016 |
| Lewis Guitar Works Ltd | Manufacturing | 2018 |
| Lighthouse Laboratory Limited | Professional & scientific | 2022 |
| Ling Pollack Ltd | Hospitality | 2025 |
| Little Dragon Store Ltd | Wholesale & retail | 2026 |
| Little Farm Childcare Ltd | Education | 2017 |
| Littledean Interiors Ltd | Professional & scientific | 2022 |
| Lower OBA Ltd | Hospitality | 2021 |
| LS Civils & Groundworks Limited | Construction | 2022 |
| LTC Construction Limited | Manufacturing | 2009 |
| LYF9STUDIO Ltd | Wholesale & retail | 2025 |
| M & EM Antiques and Collectibles Ltd | Wholesale & retail | 2026 |
| M J Lovell Caravans Ltd | Manufacturing | 2014 |
| M. Sadiq Furniture Limited | Wholesale & retail | 1998 |
| Mann Brothers (Properties) Limited | Real estate | 1957 |
| Mathews Inc. (UK) Limited | Wholesale & retail | 2012 |
| MAY Roofing Limited | Construction | 2016 |
| Mccdard Limited | Real estate | 2016 |
| MCMILLAN5 Ltd | Professional & scientific | 2013 |
| Mcsquared Consultants Limited | Professional & scientific | 2006 |
| MDM Holding Corp Ltd | Financial services | 2021 |
| Meet Solutions Limited | Information & communication | 2007 |
| MH Auto Services 27 Limited | Wholesale & retail | 2023 |
| MHF Criccieth Limited | Construction | 2026 |
| Miamonty Cleaning Ltd | Administrative & support | 2023 |
| Michael John HAM Limited | Construction | 2013 |
| Millard Esquire Homes Ltd | Construction | 2018 |
| Millbatch Holdings Limited | Real estate | 2021 |
| Miracle Button Ltd | Wholesale & retail | 2023 |
| Moas Consultancy Limited | Other services | 2016 |
| Morespace (Somerset Conversions) Limited | | 1975 |
| Motorfix Auto Centre Limited | Extraterritorial | 2017 |
| Motorhome Finance Limited | Financial services | 2007 |
| MPG Forktrucks Limited | Wholesale & retail | 2005 |
| MR Sippy Ltd | Wholesale & retail | 2019 |
| Mraj SW Ltd | Real estate | 2025 |
| MT Removals & Installations Ltd | Professional & scientific | 2022 |
| MTC Ventures Limited | Transport & logistics | 2025 |
| Multicrown Estates Limited | Real estate | 2001 |
| Multicrown Management Limited | Real estate | 2001 |
| MUM to Maid Ltd | Administrative & support | 2025 |
| My Amazing Menu Ltd | Hospitality | 2019 |
| My HR Services Ltd | Professional & scientific | 2024 |
| N Durrant Carpentry & Building Ltd | Construction | 2022 |
| N&L Laws Ltd | Real estate | 2025 |
| NGM Catering Services Ltd | Hospitality | 2017 |
| Nimar (Bristol) Limited | Arts & recreation | 2013 |
| Nimes Ltd. | Wholesale & retail | 2016 |
| Nitino Properties Ltd | Real estate | 2023 |
| North Somerset Executive Chauffeur Cars Ltd | Transport & logistics | 2022 |
| Number Five Rodney Place Limited | Construction | 1963 |
| Oak Squared Limited | Manufacturing | 2021 |
| Oaktree Apartments Limited | Households | 2003 |
| OFF Site Solutions (CI) Limited | Manufacturing | 2010 |
| OFF Site Solutions (GRP) Limited | Manufacturing | 2010 |
| OFF Site Solutions (R T) Limited | Manufacturing | 2004 |
| Officemark Ltd | Administrative & support | 2018 |
| Offsite Solutions Limited | Manufacturing | 2003 |
| Oldbury Hill Garage Limited | Wholesale & retail | 2018 |
| Oliver Holding Entity Ltd | Financial services | 2024 |
| Orchard Digital Content Limited | Information & communication | 2011 |
| OUR Highbridge CIC | Education | 2022 |
| Owen & Watts Properties Limited | Real estate | 2021 |
| Paddock Equipment Limited | Wholesale & retail | 2023 |
| Pchf Properties Ltd | Construction | 2026 |
| Pedrette Group Ltd | Administrative & support | 2025 |
| Performance Research Associates Limited | Professional & scientific | 2025 |
| Permashine Accessories Limited | Extraterritorial | 2014 |
| Peter Brace Ltd | Wholesale & retail | 2006 |
| Peter Evans Storage Systems (Holdings) Limited | Professional & scientific | 1995 |
| Peter Evans Storage Systems Limited | Wholesale & retail | 1968 |
| Pier View Property Ltd | Real estate | 2018 |
| PIT Stop Hand Car Wash Limited | Administrative & support | 2010 |
| Position Growth Ltd | Information & communication | 2025 |
| Precision Payroll Ltd | Professional & scientific | 2025 |
| Priddice Construction Limited | Construction | 2019 |
| PRK Lettings Limited | Real estate | 2023 |
| Prosols Consulting Limited | Construction | 2022 |
| Prosperity Property Investments Limited | Real estate | 2017 |
| Purn Holiday Park Limited | Hospitality | 2005 |
| Quantum Garden Applications Ltd | Information & communication | 2026 |
| Quantum Garden Ltd | Information & communication | 2026 |
| Quokka Eco Systems Ltd | Construction | 2024 |
| R D Southwest Developments Limited | Extraterritorial | 2008 |
| Re-Uz UK Less IS NOW Limited | Administrative & support | 2012 |
| Rea-Mix Limited | Manufacturing | 2026 |
| Red COW Inn (Brent Knoll) Limited | Hospitality | 2003 |
| Regency Living Ltd | Real estate | 2025 |
| Respondavault Ltd | Professional & scientific | 2026 |
| Reviveautosspecialists Limited | Wholesale & retail | 2026 |
| Rfor Ltd | Construction | 2018 |
| Rich’S Cider Holdings Limited | Manufacturing | 2024 |
| Rich’S Cider Production Limited | Manufacturing | 2024 |
| Rich’S Cider Restaurant Limited | Hospitality | 2024 |
| Rich’S Cider Shop (Cheddar) Limited | Wholesale & retail | 2024 |
| Rich’S Cider Shop Limited | Wholesale & retail | 2024 |