| Mjaphysio Ltd | Health & social care | 2017 |
| MJC Building & Utilities Ltd | Construction | 2019 |
| MJC Landscapes Ltd | Administrative & support | 2019 |
| MJC Safety Services Ltd | Construction | 2018 |
| MJD Engineering Services Limited | Construction | 2018 |
| MJD Homes Ltd | Real estate | 2026 |
| MJD Mechanical & Electrical Services Limited | Professional & scientific | 2007 |
| MJD UK Holdings Limited | Financial services | 2018 |
| Mjep Ltd | Professional & scientific | 2023 |
| MJF Associates Ltd | Professional & scientific | 2024 |
| MJF Trading Co. Ltd | Wholesale & retail | 2025 |
| MJH & Sons Limited | Agriculture & fishing | 2004 |
| MJH Maintenance Services Ltd | Manufacturing | 2015 |
| Mjhf Ltd | Wholesale & retail | 2026 |
| MJK Property Services (South West) Limited | Construction | 1996 |
| MJK Vibefest Company Limited | Arts & recreation | 2024 |
| MJL Media Limited | Administrative & support | 2021 |
| MJL Medico-Legal Limited | Health & social care | 2011 |
| MJL Metals and Waste Clearance Ltd | Wholesale & retail | 2023 |
| MJM Electrical Ltd | Construction | 2025 |
| MJM Logistics Ltd | Transport & logistics | 2024 |
| MJM Training Services Limited | Information & communication | 2003 |
| MJM TV Limited | Information & communication | 2008 |
| MJN South West Ltd. | Construction | 2002 |
| MJO International Transport Limited | Transport & logistics | 2022 |
| MJP Electrical Services Ltd | Construction | 2020 |
| MJP Medical Consulting Limited | Real estate | 2018 |
| MJP Medical Ltd | Health & social care | 2015 |
| Mjpatch & Co Limited | Professional & scientific | 2001 |
| Mjpatch Engineering Limited | Manufacturing | 1999 |
| MJR Surveying Consultants Limited | Financial services | 2011 |
| Mjrm Digital Ltd | Professional & scientific | 2022 |
| MJS Prestige Ltd | Professional & scientific | 2019 |
| MJS Restaurants Limited | Hospitality | 2016 |
| MJS Scaffolding Services Ltd | Construction | 2020 |
| Mjsa Property Limited | Real estate | 2017 |
| MJV Lettings Ltd | Real estate | 2021 |
| MJV Ltd | Construction | 2025 |
| MJW Maintenance Ltd | Construction | 2023 |
| MJW Management Specialists Limited | Professional & scientific | 2023 |
| MJW Marketing Limited | Professional & scientific | 2003 |
| Mj’S Property & Investments Ltd. | Real estate | 2022 |
| MK & ATP Bristol Limited | Health & social care | 2024 |
| MK 24/7 Services Ltd | Administrative & support | 2010 |
| MK Accountancy Bristol Ltd | Professional & scientific | 2023 |
| MK Construction SW Ltd | Construction | 2024 |
| MK Customs Limited | Wholesale & retail | 2017 |
| MK E&I Consultancy Ltd | Construction | 2024 |
| MK Electric Solutions Ltd | Construction | 2014 |
| MK Food Bristol Ltd | Wholesale & retail | 2025 |
| MK Garden Care Ltd | Arts & recreation | 2026 |
| MK Saidia Company Limited | Health & social care | 2022 |
| MK Southwest Trade Limited | Wholesale & retail | 2024 |
| MK Studio Ltd | Professional & scientific | 2019 |
| MK Training Limited | Administrative & support | 2005 |
| MK1 Property Limited | Real estate | 2024 |
| MKA Brickwork Ltd | Construction | 2024 |
| Mkaya Consulting Ltd | Professional & scientific | 2016 |
| MKB Account Solutions Ltd | Other services | 2022 |
| MKC Investments Limited | Real estate | 2018 |
| MKD Cars Limited | Wholesale & retail | 2023 |
| MKD Cleaning Ltd | Administrative & support | 2021 |
| Mkfp Limited | Financial services | 2020 |
| MKG Services Limited | Manufacturing | 2014 |
| MKG Transport Ltd | Transport & logistics | 2025 |
| MKI Developments Ltd | Real estate | 2020 |
| MKJ Construction Ltd | Construction | 2009 |
| MKJ Management Ltd | Households | 2021 |
| Mklink Ltd. | Professional & scientific | 1998 |
| Mkon Ltd | Wholesale & retail | 2009 |
| MKP Logistics Limited | Transport & logistics | 2018 |
| MKR Carpentry Limited | Manufacturing | 2017 |
| MKR Innovation Ltd | Professional & scientific | 2024 |
| MKS Learning Support Ltd | Education | 2025 |
| MKS Properties Limited | Real estate | 2017 |
| Mkuze Group Ltd | Health & social care | 2025 |
| ML Bathrooms Ltd | Construction | 2018 |
| ML Car Service Ltd | Wholesale & retail | 2025 |
| ML Education Compliance Ltd | Extraterritorial | 2024 |
| ML Industries Ltd | Wholesale & retail | 2025 |
| ML Lettings Ltd | Real estate | 2021 |
| ML Transport Logistic Ltd | Transport & logistics | 2016 |
| MLA Estates Limited | Real estate | 2019 |
| MLB Beauty Limited | Other services | 2019 |
| Mleriia Limited | Wholesale & retail | 2026 |
| MLG Medical Services Limited | Health & social care | 2022 |
| MLG UK Limited | Construction | 1998 |
| MLK Express Ltd | Wholesale & retail | 2023 |
| MLM Signs Limited | Construction | 2003 |
| MLN Express Limited | Transport & logistics | 2025 |
| Mlops Consulting Ltd | Information & communication | 2020 |
| MLP Accountancy Limited | Professional & scientific | 2013 |
| MLP Developments Ltd | Professional & scientific | 2024 |
| MLP Lettings Ltd | Real estate | 2019 |
| MLP Property Developments Ltd | Real estate | 2025 |
| Mlpmuk Ltd | Information & communication | 2014 |
| MLT Project Management Limited | Professional & scientific | 2014 |
| MLW Professional Services Limited | Arts & recreation | 2017 |
| MM & JM Holdings Ltd | Financial services | 2025 |
| MM (Bristol) Limited | Hospitality | 2024 |