| Moovit Group Limited | Transport & logistics | 2019 |
| Moratech Consulting Ltd | Information & communication | 2026 |
| Morgan Property Services Limited | Construction | 2014 |
| Moskan Fashion Ltd | Wholesale & retail | 2024 |
| Moss & Co.(Hammersmith)Limited | Manufacturing | 1950 |
| Mossglam Limited | Financial services | 1972 |
| Motana Group Limited | Financial services | 2024 |
| Motana Limited | Construction | 2001 |
| Motorcore Ltd | Transport & logistics | 2025 |
| Motorvation Dynamics Limited | Manufacturing | 2015 |
| Motto Property Limited | Real estate | 2024 |
| Mountainecho Ltd | Administrative & support | 2025 |
| Movida Properties Ltd | Real estate | 2018 |
| MPF Medical Ltd | Health & social care | 2024 |
| Mpire Limited | Real estate | 2013 |
| Mpire Property Limited | Real estate | 2017 |
| Mpsa Holdings Ltd | Wholesale & retail | 2023 |
| Mpsa Software Solutions Ltd | Information & communication | 2025 |
| MR Biggs Bar & Grill Ltd | Hospitality | 2018 |
| MR Duck Ltd | Manufacturing | 2014 |
| MR Glass Ltd | Health & social care | 2020 |
| MR Singh Mobile Mechanic Limited | Wholesale & retail | 2025 |
| MR Villa Ltd | Wholesale & retail | 2023 |
| MR. Boba Ltd | Hospitality | 2026 |
| Mrdrive Limited | Transport & logistics | 2012 |
| MRS Milli's Limited | Wholesale & retail | 2014 |
| MRW Designcarpentry Ltd | Manufacturing | 2026 |
| MS Builds Solutions Ltd | Construction | 2026 |
| MS Foods and Wine Ltd | Wholesale & retail | 2021 |
| MS UK Group Ltd | Wholesale & retail | 2024 |
| Msamall Limited | Wholesale & retail | 2017 |
| MSK Consultancy Ltd | Professional & scientific | 2021 |
| MSN Catering Ltd | Hospitality | 2014 |
| MT Box 1 Limited | Professional & scientific | 2021 |
| Mtdia Films Ltd | Information & communication | 2018 |
| MTG Limited | Wholesale & retail | 1989 |
| MTH Transport Ltd | Transport & logistics | 2015 |
| MTK Art Glass Ltd | Manufacturing | 2025 |
| MTS Hvac Ltd | Construction | 2019 |
| MTS Systems International Limited | Information & communication | 2025 |
| MUGZ23 Limited | Extraterritorial | 2024 |
| Muhammadarfanetrade Ltd | Wholesale & retail | 2026 |
| Mukai Derivatives Limited | Financial services | 2025 |
| Multi Commerce International Limited | Administrative & support | 1970 |
| Multi Construction Services Ltd | Construction | 2023 |
| Multi Cool Refrigeration Company Ltd | Manufacturing | 2011 |
| Multi Ecommerce International Limited | Wholesale & retail | 1999 |
| Multihygiene Ltd | Administrative & support | 2022 |
| Multivest Limited | Real estate | 2022 |
| Multivoice Pictures Limited | Information & communication | 2025 |
| Mums Rasoi Limited | Hospitality | 2026 |
| Muora Digital Solutions Ltd | Information & communication | 2023 |
| Muraszko & Co. Limited | Professional & scientific | 2009 |
| Murree Business Link Ltd | Real estate | 2021 |
| Muskan Enterprise Ltd | Wholesale & retail | 2023 |
| MVO Logistics Ltd | Other services | 2015 |
| MW Motors Services Ltd | Wholesale & retail | 2024 |
| My Corporate Travels Ltd | Administrative & support | 2012 |
| My Denturist Limited | Manufacturing | 2019 |
| My Private Journeys Limited | Administrative & support | 2025 |
| My RENT2RENT Ltd. | Hospitality | 2026 |
| My Scholar Limited | Education | 2024 |
| My Shopiverse Ltd | Wholesale & retail | 2026 |
| Mycar Global Ltd | Wholesale & retail | 2015 |
| Mynetacademy Ltd | Education | 2014 |
| Mysofi Business and Management Consultancy Ltd | Professional & scientific | 2023 |
| MZM Drylining Company Ltd | Construction | 2015 |
| Mzuri Home Ltd | Wholesale & retail | 2024 |
| N S G Food & Wine Limited | Wholesale & retail | 2017 |
| N&M Accountants Limited | Professional & scientific | 2020 |
| NA49 Consultancy Ltd | Professional & scientific | 2021 |
| Nada Clinic Limited | Professional & scientific | 2016 |
| Nadrah Khan Ltd | Professional & scientific | 2018 |
| Naidu Consulting Ltd | Professional & scientific | 2015 |
| Naik Properties Ltd | Real estate | 2026 |
| Nakhoul Properties Limited | Real estate | 2023 |
| Nambj Ltd | Construction | 2025 |
| Nammashop UK Limited | Wholesale & retail | 2026 |
| Namowebs Ltd | Information & communication | 2025 |
| Namï'Art CIC | Wholesale & retail | 2025 |
| Nana London Ltd | Hospitality | 2020 |
| Nandi Corner Ltd | Wholesale & retail | 2025 |
| Narayan Real Estate Limited | Real estate | 2025 |
| Narcissism Limited | Administrative & support | 2010 |
| Naren & Associates Limited | Other services | 2012 |
| Narjis Properties Ltd | Real estate | 2020 |
| Narou Pisces Limited | Hospitality | 2019 |
| Nasmededucate Ltd | Health & social care | 2025 |
| NAT Medical Care Services Limited | Health & social care | 2014 |
| Natalia Daszuta Ltd | Other services | 2024 |
| Natalie Baker Limited | Other services | 2016 |
| National Black Women's Network Ltd | Professional & scientific | 2024 |
| National Transport Assist Ltd | Transport & logistics | 2022 |
| Nations Healthcare Solution Ltd | Administrative & support | 2020 |
| Natty Gulf Limited | Construction | 2024 |
| Naturale Life Ltd | Manufacturing | 2015 |
| Natures Rest Ltd | Wholesale & retail | 2025 |
| Navi MK Ltd | Construction | 2019 |
| Navnit Holdings Limited | Professional & scientific | 2020 |
| Navy Inc. Limited | Financial services | 2018 |