| Mrar Farming Limited | Agriculture & fishing | 2023 |
| Mrbcs Ltd | Information & communication | 2023 |
| MRF Group London Limited | Hospitality | 2026 |
| MRF Properties Ltd | Real estate | 2023 |
| MRT Couriers Ltd | Transport & logistics | 2017 |
| Mrwhippyberkshire Limited | Manufacturing | 2025 |
| MS Ghotra Ltd | Transport & logistics | 2026 |
| MS Hand Car Wash Ltd | Other services | 2014 |
| MS Holdco Limited | Professional & scientific | 2011 |
| MS IT Services (U.K.) Ltd | Information & communication | 2023 |
| MS Khan Property Ltd | Real estate | 2025 |
| MS Pizzeria Ltd | Hospitality | 2025 |
| MS Properties Maintenance Services Ltd | Construction | 2023 |
| MS Trading Hub Ltd | Wholesale & retail | 2026 |
| Msaa Estates Limited | Real estate | 2020 |
| Msafm Ltd | Construction | 2025 |
| Msaziz & Co Limited | Professional & scientific | 2023 |
| MSB Cars Limited | Transport & logistics | 2022 |
| MSB Signature Properties Ltd | Real estate | 2025 |
| MSB Windows Services Ltd | Construction | 2017 |
| MSC Global Inspections Ltd | Professional & scientific | 2024 |
| MSC Global Ltd | Wholesale & retail | 2021 |
| MSC Plumber Limited | Construction | 2020 |
| MSC Transport Ltd | Transport & logistics | 2021 |
| MSD Logistic Limited | Transport & logistics | 2025 |
| Msej Consulting Ltd | Professional & scientific | 2019 |
| Msfr Ltd | Wholesale & retail | 2025 |
| Msharma Ltd | Wholesale & retail | 2026 |
| Msingh Engineering Ltd | Manufacturing | 2019 |
| MSJ Plumbing & Heating Ltd | Construction | 2014 |
| Mska Property Ltd | Real estate | 2025 |
| Mskd Ltd | Wholesale & retail | 2024 |
| Mski Group Ltd | Real estate | 2021 |
| MSL Design London Ltd | Construction | 2024 |
| Mslay Limited | Manufacturing | 2025 |
| MSM Investment Properties Ltd | Real estate | 2023 |
| MSM Site Solutions Limited | Construction | 2021 |
| MSR Travel & Tours Ltd | Administrative & support | 2026 |
| MSV Health Solutions Limited | Information & communication | 2021 |
| MSV Wellness & Consulting PVT Ltd | Professional & scientific | 2025 |
| Mszo Limited | Other services | 2025 |
| Mtac Healthcare Ltd | Health & social care | 2013 |
| Mtb’S Transport Limited | Transport & logistics | 2025 |
| MTI Construction Services Ltd | Construction | 2023 |
| MTI Contractor Ltd | Construction | 2021 |
| MTL TCG Ltd | Wholesale & retail | 2024 |
| MTN Electronics Ltd | Construction | 2019 |
| MTP Cooling Ltd | Construction | 2009 |
| MTP Studios Ltd | Information & communication | 2024 |
| MTR (PVT) Limited | Information & communication | 2026 |
| MTR Distributors Limited | Wholesale & retail | 2026 |
| MTT 247 Ltd | Wholesale & retail | 2024 |
| MTY Associates Limited | Information & communication | 2020 |
| MUB Consulting Ltd | Information & communication | 2018 |
| Mubarak Slough Halal Meat Ltd | Wholesale & retail | 2025 |
| Mubarra Sadia 192 Ltd | Wholesale & retail | 2025 |
| Mubbshar Consulting Limited | Professional & scientific | 2013 |
| Mubimedia Ltd | Information & communication | 2025 |
| Much Better Life Limited | Wholesale & retail | 2022 |
| Mucosa Limited | Real estate | 2026 |
| Mudita Coaching Ltd. | Professional & scientific | 2011 |
| Mughal Corporation Ltd | Wholesale & retail | 2022 |
| Mughal GEE Ltd | Wholesale & retail | 2025 |
| Mughal Global Services Ltd | Transport & logistics | 2025 |
| Muhafah Aviation Services (UK) Ltd | Professional & scientific | 2014 |
| Muizameen Ltd | Transport & logistics | 2026 |
| Mukadam Properties Limited | Real estate | 2022 |
| Mulange Limited | Public administration | 2022 |
| Mulberry Law Ltd | Professional & scientific | 2025 |
| Mullen Automotive UK Limited | Manufacturing | 2024 |
| Multani & Singh Limited | Real estate | 2024 |
| Multani Brothers Transport Limited | Transport & logistics | 2025 |
| Multani Construction & Development Ltd | Construction | 2021 |
| Multani Courier Services Ltd | Administrative & support | 2019 |
| Multani Design&Build Ltd | Construction | 2019 |
| Multani Groundwork Ltd | Construction | 2026 |
| Multani Property Group Ltd | Real estate | 2026 |
| Multani Property Limited | Real estate | 2023 |
| Multi Click Services Limited | Administrative & support | 2016 |
| Multiexport Ltd | Wholesale & retail | 2025 |
| Multiliving Ltd | Wholesale & retail | 2003 |
| Multimedia Masters Ltd | Information & communication | 2023 |
| Multitrade Estimating Experts Ltd | Transport & logistics | 2024 |
| Mum's Takeaway Express Ltd | Hospitality | 2025 |
| Mumtaz Express Ltd | Wholesale & retail | 2022 |
| Munchies Fish N Chips Limited | Hospitality | 2014 |
| Mundo Traders Ltd | Wholesale & retail | 2023 |
| Muneeb Transport Ltd | Transport & logistics | 2024 |
| Muni Solutions Ltd | Administrative & support | 2011 |
| Munir Link Estates Ltd | Households | 2026 |
| Munna Transport Limited | Transport & logistics | 2025 |
| Munro Consulting Limited | Information & communication | 2017 |
| Munsal Ltd | Wholesale & retail | 2026 |
| Murshadik Ltd | Construction | 2026 |
| Murtle Ltd | Real estate | 2004 |
| MUS Accountants Limited | Professional & scientific | 2020 |
| MUS Business Services Limited | Professional & scientific | 2019 |
| Musa Baba Ltd | Wholesale & retail | 2026 |
| Musa MIR Couriers Ltd | Transport & logistics | 2018 |
| Musaab Eshop Ltd | Wholesale & retail | 2025 |