| MMC Drinks Limited | Hospitality | 2016 |
| MMC Forecourts Ltd. | Wholesale & retail | 2013 |
| MMC FP LP | | 2008 |
| MMC GP FP (Scotland) LLP | | 2022 |
| MMC GP London (Scotland) II LLP | | 2019 |
| MMC GP London (Scotland) Limited | Financial services | 2012 |
| MMC GP Scale-Up (Scotland) I LLP | | 2019 |
| MMC GP SPV (Scotland) 1 LLP | | 2021 |
| MMC London FP II LP | | 2019 |
| MMC London FP LP | | 2012 |
| MMC Properties (Scotland) Ltd. | Other services | 2018 |
| MMC Scale-Up FP I LP | | 2019 |
| MMC SPV FP 1 LP | | 2021 |
| MMC Ventures FP LP | | 2022 |
| Mmccreative Ltd. | Information & communication | 2019 |
| Mmcis-Europe LP | | 2015 |
| MME Advisory Ltd | Professional & scientific | 2022 |
| MMH 2014 Ltd | Professional & scientific | 2014 |
| Mmhh Consultancy Ltd | Information & communication | 2024 |
| Mmint SP | | 2000 |
| MMJ Private Hire Ltd | Transport & logistics | 2026 |
| MMK Trade Ltd | Wholesale & retail | 2025 |
| MML Capital Partners V Founder Partner GP Limited | Administrative & support | 2011 |
| MML Growth Capital Partners Ireland Founder Partner II LP | | 2019 |
| MML Growth Capital Partners Ireland Founder Partner III LP | | 2024 |
| MML Growth Capital Partners Ireland Founder Partner LP | | 2013 |
| MMM 1928 Limited | Real estate | 2015 |
| Mmmars Dundas Ltd | Construction | 2019 |
| MMN Limited | Hospitality | 1998 |
| MMO Games LP | | 2015 |
| MMP Scotland Limited | Manufacturing | 2019 |
| Mmpa Ltd | Hospitality | 2021 |
| MMR Property Limited | Real estate | 2025 |
| Mmwr Health Ltd | Professional & scientific | 2025 |
| Mmwr Ltd | Professional & scientific | 2022 |
| MN Nova (2) Limited | Real estate | 2006 |
| MN3D Design Ltd | Information & communication | 2016 |
| MNB Scotland CIC | Administrative & support | 2025 |
| MNE Renewables Ltd | Professional & scientific | 2025 |
| MNG Investments Ltd | Real estate | 2023 |
| MNM Contracts Ltd | Construction | 2025 |
| Mnmediastudio Ltd | Information & communication | 2026 |
| Mnrw Ecom Ltd | Wholesale & retail | 2025 |
| Mnsm Limited | Financial services | 2020 |
| Mntain Outlaw Ltd | Wholesale & retail | 2025 |
| MNV Consulting Limited | Administrative & support | 2000 |
| MO Edinburgh Haymarket Limited | Hospitality | 2026 |
| MO Foods Supply Ltd | Manufacturing | 2022 |
| MO IV (GP) Limited | Real estate | 2012 |
| MO Trading Limited | Wholesale & retail | 2025 |
| Mo&Jobodycare Ltd | Manufacturing | 2020 |
| Mo's Sharp Style Barber Limited | Other services | 2023 |
| Moandmo Limited | Hospitality | 2020 |
| Mobara Limited | Wholesale & retail | 2018 |
| Mobashar Firma Ltd | Hospitality | 2019 |
| Mobex Trade LP | | 2013 |
| Mobile Acuity Limited | Information & communication | 2006 |
| Mobile Conception LP | | 2016 |
| Mobile Data Management Limited | Extraterritorial | 2020 |
| Mobile Expansion LP | | 2016 |
| Mobile Marketing Solutions & Production LP | | 2012 |
| Mobile Plus Edin South Ltd | Wholesale & retail | 2024 |
| Mobile Plus Edinburgh Ltd. | Wholesale & retail | 2014 |
| Mobile Plus Livi Limited | Wholesale & retail | 2023 |
| Mobile Plus Ocean Terminal Limited | Wholesale & retail | 2024 |
| Mobile Plus Outlet Limited | Wholesale & retail | 2020 |
| Mobile Processing LP | | 2015 |
| Mobile Tech Edinburgh Limited | Wholesale & retail | 2023 |
| Mobile Tech Gyle Limited | Wholesale & retail | 2022 |
| Mobile Useful Local Enterprise Ltd | Information & communication | 2018 |
| Mobility Apps LP | | 2012 |
| Mobilityscooterhireedinburgh.Co.Uk Ltd | Administrative & support | 2019 |
| Mobimoda LP | | 2017 |
| Mobios LP | | 2017 |
| Mobisoftpro LP | | 2017 |
| Mobistream Europe LP | | 2017 |
| Mobius Renewables Generation (GB) Limited | Other services | 2007 |
| Mobiweb Technologies LP | | 2016 |
| Mobvectors LP | | 2016 |
| Mobyaction LP | | 2019 |
| Mocard Investment SP | | 2006 |
| Mocean Energy Ltd | Professional & scientific | 2013 |
| Mocha Consultants Ltd | Real estate | 2012 |
| MOD Digital Limited | Professional & scientific | 2019 |
| Mode Ventures LLP | | 2020 |
| Modeaudio Ltd | Information & communication | 2020 |
| Modect Limited | Professional & scientific | 2009 |
| Modeira Trading LP | | 2019 |
| Modelrange Limited | Real estate | 2001 |
| Modena Investments LP | | 2017 |
| Modern Basket Ltd | Wholesale & retail | 2025 |
| Modern Cognac Technologies LP | | 2011 |
| Modern Curtains Ltd | Manufacturing | 2024 |
| Modern Electrical Solutions Limited | Construction | 2021 |
| Modern Hill LP | | 2014 |
| Modern Motion Scotland Limited | Extraterritorial | 2026 |
| Modern Structure LP | | 2015 |
| Modern System LP | | 2013 |
| Modern Token LP | | 2017 |
| Modern Traders & Investors | | 1994 |