| Make Thread Ltd | Wholesale & retail | 2018 |
| Make Trip Travel Limited | Administrative & support | 2024 |
| Make UP and Cosmetics Limited | Wholesale & retail | 2019 |
| Makefit Fabrications Ltd | Construction | 2019 |
| Makeover Clinic Company Limited | Health & social care | 2015 |
| Makerfield Sofa Centre Ltd | Wholesale & retail | 2006 |
| Makes at 102 Ltd | Wholesale & retail | 2020 |
| Makeup by ME Ltd | Wholesale & retail | 2022 |
| Makeup Packages Liverpool Ltd | Other services | 2025 |
| Makeupstore Ltd | Agriculture & fishing | 2020 |
| Makin Cupcakes Ltd | Wholesale & retail | 2021 |
| Making Giants Limited | Professional & scientific | 2011 |
| Making Tax Returns Simple Ltd | Professional & scientific | 2023 |
| Makkah Services Limited | Hospitality | 2016 |
| Makkah Store Ltd | Wholesale & retail | 2025 |
| Makki Madni Islamic Center Ltd | Education | 2024 |
| Mako Group Limited | Administrative & support | 2025 |
| Makoma Expeditions Ltd | Administrative & support | 2026 |
| Makops Ltd | Information & communication | 2020 |
| Makoura Limited | Other services | 2010 |
| Maks Fibre Solutions Ltd | Professional & scientific | 2022 |
| MAL Renovations Ltd | Construction | 2019 |
| Malacab Ltd | Transport & logistics | 2025 |
| Malamb Meats Limited | Wholesale & retail | 2009 |
| Malaysian Community House Liverpool Ltd | Other services | 2017 |
| Malcolm & Anvil Ltd | Administrative & support | 2020 |
| Malcorp Properties Limited | Real estate | 2015 |
| Maleawareness Global CIC | Education | 2022 |
| Malf Analytics Limited | Information & communication | 2015 |
| Maligues Properties Limited | Real estate | 1997 |
| Malik Car Wash (Speke) Ltd | Administrative & support | 2021 |
| Malik Motor (Liverpool) Ltd | Administrative & support | 2018 |
| Malik Valeting Liverpool Ltd | Administrative & support | 2025 |
| Malik Valeting Ltd | Administrative & support | 2024 |
| Malik's Properties Limited | Construction | 2019 |
| Maliks Liverpool Ltd | Wholesale & retail | 2024 |
| Malindysu Limited | Real estate | 2025 |
| Malit Limited | Education | 2010 |
| Malkomx Limited | Administrative & support | 2026 |
| Mall Construction Ltd | Construction | 2025 |
| Mallu-Machans Ltd | Hospitality | 2025 |
| Mallyadjusted Design Ltd | Information & communication | 2015 |
| Malmar Letting Services Ltd | Real estate | 2012 |
| Malmar Management Ltd | Real estate | 2023 |
| Malmar Motors Limited | Wholesale & retail | 2016 |
| Malone Performance Ltd | Arts & recreation | 2025 |
| Malone Stellar Private Company Trading Limited | Professional & scientific | 2022 |
| Maloney Group Holdings (Liverpool) Ltd | Financial services | 2024 |
| Malooka Sports Ltd | Manufacturing | 2021 |
| Malookian Ltd | Hospitality | 2025 |
| Malou Investments (UK) Ltd | Real estate | 2007 |
| Malpas Estates Limited | Real estate | 2011 |
| Malpas Leaseholds Limited | Real estate | 2022 |
| Malpec UK Ltd | Real estate | 2013 |
| Malt Projects Limited | Construction | 2014 |
| Maltese Flower Limited | Health & social care | 2021 |
| Malthouse & Company Limited | Professional & scientific | 1998 |
| Malton Joinery & Building Services Limited | Construction | 2020 |
| Maluwa Stays Ltd | Hospitality | 2025 |
| Malvas Limited | Wholesale & retail | 2014 |
| Malwood Joinery Limited | Construction | 2015 |
| MAM (LDN) Limited | Health & social care | 2016 |
| MAM82 Care Ltd | Health & social care | 2025 |
| Mama PUT & Chop Ltd | Hospitality | 2025 |
| Mama Trans Ltd | Transport & logistics | 2018 |
| Mamaafrica Supermarket Limited | Wholesale & retail | 2024 |
| Mamaer Digital Limited | Information & communication | 2016 |
| Mamafeenix Ltd | Arts & recreation | 2026 |
| Mamaj Shawarma Ltd | Hospitality | 2025 |
| Mamas Gyros Ltd | Hospitality | 2024 |
| Mamba Aelite Ltd | Health & social care | 2023 |
| Mamba Reign Ltd | Financial services | 2024 |
| Mambosms Limited | Manufacturing | 2019 |
| Mambo’S Kitchen Ltd | Hospitality | 2024 |
| Mamico Limited | Real estate | 2016 |
| Mamind Ltd | Wholesale & retail | 2018 |
| Mamko Ltd | Professional & scientific | 2001 |
| Mammut Cafe Ltd | Hospitality | 2025 |
| Mammuthouse Ltd | Hospitality | 2025 |
| Mamos Kebab Ltd | Hospitality | 2025 |
| Mamos Nice Pizzza Ltd | Hospitality | 2022 |
| MAN and Van Liverpool Ltd | Transport & logistics | 2026 |
| MAN in Knowledge Barbering Ltd | Other services | 2025 |
| MAN Property Limited | Real estate | 2024 |
| Man's Best Friend Dog Grooming Ltd | Other services | 2024 |
| Manage Tout Ltd | Construction | 2008 |
| Managed Car Parks Limited | Other services | 2013 |
| Manageflow Systems Ltd | Public administration | 2023 |
| Management and Consultants Limited | Hospitality | 2024 |
| Management Facility Services Ltd | Administrative & support | 2022 |
| Managing Trade Ltd | Extraterritorial | 2017 |
| Manahil Medics Limited | Health & social care | 2016 |
| Manatee Restaurants Limited | Hospitality | 2019 |
| Manbys Timber Store Limited | Wholesale & retail | 2011 |
| Mancala Guarantors Ltd | Energy | 2022 |
| Manchester 2020 Trading Limited | Administrative & support | 2022 |
| Manchester Academy of Community Gymnastics Ltd | Arts & recreation | 2016 |
| Manchester Food & Beverages Trading Ltd | Financial services | 2021 |
| Manchester Holdings Limited | Financial services | 2025 |
| Manchester International Training Academy Limited | Professional & scientific | 2020 |