| Millersoft Ltd | |
| Millicent Pharma Ltd | |
| Million Labs Ltd | |
| MillTechFX | |
| Milton Keynes Digital Marketing Agency | |
| Mimetrik | |
| Mimica | |
| Mimo | |
| Mimosil Technology Ltd | Kent |
| Mina | |
| Mind Digital Group | |
| Mind Foundry Ltd | Oxfordshire |
| Mind Luster | |
| Mind the Flat | |
| Mindera Group | |
| Mindfulness Everywhere | |
| MindGap | Greater London |
| Mindgard Ltd | |
| Mindgenius | South Lanarkshire |
| Mindlab International Ltd | |
| Mindlace Ltd | |
| MindLink | |
| MindMachine Associates Ltd | Tyne and Wear |
| MindMill (HR) Software Ltd | Belfast |
| Mindpath Technology Ltd | |
| MindRank Ltd | |
| Mindset Research Ltd | |
| Mindset Technologies Ltd | |
| Mindstone Learning Ltd | |
| Mindtech Global | |
| Mindtools | |
| mindtrace.ai | Greater Manchester |
| Mindtree IT Solutions Ltd | Greater London |
| MindWorks | |
| Minerva | |
| Minerva Software | |
| Minerva Training Consultants | Buckinghamshire |
| Minifree Ltd | |
| Minim Website Design | Devon |
| Miniman | Stirling |
| Ministry | |
| Ministry of Design | Somerset |
| Minnitron Ltd | Kent |
| Mint | |
| Mint Neurotechnologies Ltd | |
| MINT Websites | |
| Mintago Ltd | |
| Mintcake Design | Cumbria |
| Mintense | |
| MintTwist | |