| Kaya Fish Limited | Hospitality | 2025 |
| Kieran Clarke Entertainments Ltd | Arts & recreation | 2016 |
| Kings of Wessex Fitness and Leisure Limited | Arts & recreation | 2012 |
| Kiss Consult Ltd | Professional & scientific | 2020 |
| KJR Consulting Ltd | Professional & scientific | 2021 |
| Korstin Muller UK Limited | Real estate | 2024 |
| Ldsjkjyxgs Limited | Wholesale & retail | 2025 |
| LJW Site Services Ltd | Construction | 2024 |
| Long Ashton Design Limited | Mining & quarrying | 2010 |
| LT Engineering & Management Limited | Professional & scientific | 2017 |
| Lubrication Systems & Service Limited | Manufacturing | 1999 |
| Lucky Palace 19 Limited | Hospitality | 2021 |
| Lucky Rabbit PUB Company Ltd | Administrative & support | 2025 |
| LW Care Limited | Health & social care | 2009 |
| M a & a V Raisey Haulage Limited | Transport & logistics | 2019 |
| M Richards Limited | Wholesale & retail | 2008 |
| Maemaebarnes Ltd | Administrative & support | 2024 |
| Majestic Designs (UK) Limited | Construction | 2002 |
| Majestic Window Designs Limited | Manufacturing | 2003 |
| Make UP Design Ltd | Other services | 2021 |
| Marianna Property Ltd | Construction | 2021 |
| Mark Boorman Interim Management Ltd | Professional & scientific | 2024 |
| Maslok Ltd | Agriculture & fishing | 2015 |
| Meal Pixy CIC | Hospitality | 2025 |
| Mendip Fire and Safety Ltd | Construction | 2014 |
| Mendip Vale Trading Estate Limited | Administrative & support | 2015 |
| Mercury Despatch Ltd | Transport & logistics | 2019 |
| MH Aircrew Training Limited | Transport & logistics | 2018 |
| MI Aircrew Training Ltd | Transport & logistics | 2021 |
| Michael Snelgrove Limited | Construction | 2015 |
| Microsystem Support Limited | Information & communication | 1998 |
| Mike,S Entertainment and Collectables Limited | Wholesale & retail | 2010 |
| Mmsrs Limited | Construction | 2018 |
| Mobirepair Ltd | Wholesale & retail | 2026 |
| Moorhaven Developments Limited | Construction | 2006 |
| Mote Capital Limited | Professional & scientific | 2017 |
| MP Technical Solutions Limited | Hospitality | 2017 |
| MR G Science Shows Ltd | Education | 2011 |
| Munir Barbers Ltd | Other services | 2025 |
| Nash Ecology Ltd | Professional & scientific | 2019 |
| Nassvans Ltd | Transport & logistics | 2025 |
| NG Mountaineering Ltd | Administrative & support | 2019 |
| Nick Seymour Limited | Construction | 2019 |
| Novara DI Sicilia Ltd | Hospitality | 2017 |
| Novara Edge Ltd | Administrative & support | 2026 |
| Npac Limited | Information & communication | 2022 |
| NS Property Acquisitions Limited | Real estate | 2022 |
| O Jelley Film Ltd | Information & communication | 2021 |
| Oak Close Residents Company (Cheddar) Ltd | Households | 2011 |
| Oedda Ltd | Information & communication | 2022 |
| Old Station Close (Cheddar) Management Company (NO. 2) Limited | Households | 1995 |
| Onward Travel Solutions Limited | Administrative & support | 2006 |
| Ostrey Mead Management Company Limited | Households | 2001 |
| Ovden Limited | Professional & scientific | 2005 |
| Ozark Health Ltd | Health & social care | 2025 |
| P & N Lyons Transport Ltd | Transport & logistics | 2020 |
| Parsons Investments UK Limited | Real estate | 2009 |
| Partridge and SON (Plumbing and Heating) Limited | Construction | 1990 |
| Penstone Properties Limited | Real estate | 2026 |
| Perrys Close Management Company Limited | Households | 2001 |
| Personal Outsourcing Support Ltd | Administrative & support | 2019 |
| Pet N Home Limited | Manufacturing | 2021 |
| PJK Express Cutters Limited | Manufacturing | 2008 |
| PMY Accountants Ltd | Administrative & support | 2018 |
| Polyvine Limited | Manufacturing | 1986 |
| Power Steam Cleaning Solutions Limited | Administrative & support | 2021 |
| Premier Fabrication Limited | Manufacturing | 2019 |
| Prime Forklifts Ltd | Manufacturing | 2023 |
| Profiquip Ltd | Manufacturing | 2011 |
| Project Vineyard Ltd | Agriculture & fishing | 2021 |
| PSM Property Profiles Ltd | Real estate | 2008 |
| QDM Pet Company Ltd | Wholesale & retail | 2024 |
| QS Parking Limited | Administrative & support | 2023 |
| Quality Milk Management Services Limited | Professional & scientific | 2005 |
| Quality Three Limited | Professional & scientific | 2017 |
| Quicker Move Limited | Real estate | 2015 |
| R K Sawtell Limited | Administrative & support | 2004 |
| Rabbit and Rose Property Ltd | Hospitality | 2021 |
| Raptor International Ltd | Education | 2016 |
| Rasoi Mendip Limited | Hospitality | 2019 |
| RDJ Ventures Limited | Information & communication | 2007 |
| Redline Car Parts Limited | Wholesale & retail | 2011 |
| Redline Marketing Ltd | Professional & scientific | 2025 |
| Redline Tyres Ltd | Wholesale & retail | 2021 |
| Reflection Technologies Limited | Professional & scientific | 2012 |
| Remilan Limited | Hospitality | 2025 |
| Renewable Engineering Services Ltd | Professional & scientific | 1991 |
| Rent 2 U Limited | Real estate | 2009 |
| Resino Ltd | Manufacturing | 2019 |
| REX and Friends Pet Shop Limited | Wholesale & retail | 2023 |
| Reynolds and Whatley Limited | Manufacturing | 1975 |
| RGS Technical Consultants Limited | Professional & scientific | 2013 |
| Richard Kidd Consulting Limited | Financial services | 2013 |
| Riverside Food (Cheddar) Limited | Hospitality | 2021 |
| Robinson & Clark Limited | Construction | 2009 |
| Rockface Group Limited | Wholesale & retail | 2018 |
| Rockin' Driver Hire Ltd | Transport & logistics | 2018 |
| ROE Works Ltd | Construction | 2024 |
| Rotamec Engineering Solutions Limited | Manufacturing | 2020 |
| Rotamec Holdings Limited | Manufacturing | 2017 |