| Malvern Self-Drive Limited | Extraterritorial | 2021 |
| Malvern Serenity Ltd | Other services | 2018 |
| Malvern Sheet Metal and Fabrication Ltd | Professional & scientific | 2023 |
| Malvern Special Families | Health & social care | 2010 |
| Malvern Theatres Productions Limited | Arts & recreation | 2007 |
| Malvern Theatres Trading Limited | Arts & recreation | 1993 |
| Malvern Theatres Trust Limited | Arts & recreation | 1965 |
| Malvern Therapies Ltd | Health & social care | 2011 |
| Malvern Town Football Club CIC | Hospitality | 2013 |
| Malvern Trichology Clinic Limited | Health & social care | 2023 |
| Malvern Tudor Estate Limited | Households | 2026 |
| Malvern Tudor RTM Company Limited | Households | 2015 |
| Malvern Van Hire Limited | Extraterritorial | 2021 |
| Malvern World Travel LLP | | 2011 |
| Malvern+ Limited | Real estate | 2024 |
| Malvernian Society Limited | Other services | 1926 |
| Malverns Convenience Store Ltd | Wholesale & retail | 2021 |
| Malvhina Ltd | Real estate | 2022 |
| Management Contractors & Partners Limited | Financial services | 1997 |
| Manning Construction (Malvern) Ltd | Construction | 2024 |
| Manor Farm Glasshouse Limited | Agriculture & fishing | 2021 |
| Manorteq Limited | Manufacturing | 2021 |
| Manufacturing Control Solutions Limited | Information & communication | 2013 |
| Mapex Inspection Ltd | Manufacturing | 2008 |
| Maple (267) Limited | Households | 2005 |
| Maple (439) Limited | Households | 2018 |
| Marches Centre for Community LED Housing Limited | Professional & scientific | 2019 |
| Mark Atkins Limited | Real estate | 2003 |
| Mark Hayes Barbering Ltd | Other services | 2023 |
| Mark Johnson Glass and Windows Limited | Construction | 2014 |
| Mark Loader Investigations Limited | Administrative & support | 2023 |
| Mark O'Neill Studio Ltd | Professional & scientific | 2023 |
| Mark Wheeler Carpenter and Joiner Limited | Manufacturing | 1997 |
| Marlbank Restaurant Ltd | Hospitality | 2026 |
| Marlow Court Management Co. (Worcester) Ltd | Households | 1996 |
| Martin Porter Limited | Health & social care | 2002 |
| Massage Malvern Limited | Health & social care | 2015 |
| Matrix Consortium Limited | Financial services | 2022 |
| Matthew Hickling Training Limited | Education | 2003 |
| Mattom Leisure Limited | Hospitality | 2015 |
| MAX Farthing Ltd | Information & communication | 2023 |
| MAX Investment(Uk Property) Ltd | Real estate | 2022 |
| Maxora Holdings Ltd | Professional & scientific | 2025 |
| Maya Industries Ltd | Health & social care | 2022 |
| Maynard Consultancy and Brokering Services Limited | Transport & logistics | 2023 |
| Maypole Investments Limited | Real estate | 2022 |
| MBM Cleaning Services Ltd | Education | 2023 |
| Mckeller and Rutherford Ltd | Arts & recreation | 2023 |
| Medgrange Limited | Professional & scientific | 2005 |
| Mediation and Early Neutral Determination Ltd | Professional & scientific | 2024 |
| Medical Advisory and Support Services Limited | Health & social care | 2001 |
| Medichecks.Com Ltd | Health & social care | 2008 |
| Medicina Excellentia Limited | Extraterritorial | 2024 |
| Mega Frog Limited | Information & communication | 2014 |
| Mercia Capital Partners Ltd | Financial services | 2013 |
| Mercia Homecare Ltd | Health & social care | 2019 |
| Mercia Movers Ltd | Transport & logistics | 2019 |
| Mercian Carpets & Flooring Limited | Construction | 2007 |
| Mercian Educational Trust | Education | 2011 |
| Mercury Property Limited | Real estate | 2007 |
| Merebrook Properties (Malvern) Limited | Real estate | 1984 |
| Meridian Blockchain Intelligence Ltd | Administrative & support | 2026 |
| Merlewood Consulting Ltd | Professional & scientific | 2009 |
| Merley Chains (UK) Limited | Wholesale & retail | 1995 |
| Merlin Office Supplies Limited | Wholesale & retail | 2002 |
| Merrivale Farm Management Company Limited | Real estate | 2003 |
| Meta Transform Ltd | Professional & scientific | 2021 |
| Method Coffee Company Limited | Hospitality | 2015 |
| Method Design Limited | Information & communication | 2010 |
| Metis Solutions Group Ltd | Wholesale & retail | 2022 |
| Metnav Ltd | Information & communication | 2015 |
| Metrasens Limited | Manufacturing | 2005 |
| Metrology UK Limited | Information & communication | 2009 |
| MF Chinese Limited | Hospitality | 2025 |
| Miamia Limited | Manufacturing | 2016 |
| Miamia Management Limited | Professional & scientific | 2010 |
| Michael D Jones Limited | Administrative & support | 2012 |
| Mick Davies' Projects Limited | Manufacturing | 2004 |
| Microbial Dynamics Limited | Professional & scientific | 2012 |
| Micromeritics Limited | Manufacturing | 1988 |
| Microtek Processes Ltd | Manufacturing | 2010 |
| Microtek UV Systems Ltd | Wholesale & retail | 2022 |
| MID West Automation Limited | Manufacturing | 2001 |
| Middle Ground Theatre Company Ltd. | Arts & recreation | 2005 |
| Midland Plant Spares Limited | Manufacturing | 2017 |
| Midlands Adhd Clinic Limited | Health & social care | 1998 |
| Midlands Brickwork Ltd | Construction | 2026 |
| Midtop Ltd | Hospitality | 2010 |
| Migar Systems Limited | Real estate | 1998 |
| Milestone Malvern Limited | Households | 2007 |
| Millbank Coffee Limited | Wholesale & retail | 2021 |
| Millfields Care Limited | Health & social care | 2021 |
| Millross Limited | Real estate | 1995 |
| Millstone Close Property Management Limited | Households | 2014 |
| Milton & Co Developments Ltd | Real estate | 2021 |
| Mindset Matters Limited | Professional & scientific | 2011 |
| Mindskate Limited | Professional & scientific | 2005 |
| Miquill (South) Ltd | Hospitality | 2020 |
| Mirkamali Limited | Real estate | 2020 |
| Mirrorbrook Management Company Ltd | Households | 2020 |