| Natural Materials Design Limited | | Live |
| Matisse Design Limited | Private company limited by shares | Live |
| MATSUDA DESIGN LIMITED | Private company limited by shares | Dissolved |
| DAN MATSUURA DESIGN LIMITED | Private company limited by shares | Dissolved |
| MAUREEN DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAXGEAR DESIGN LIMITED | | Live |
| Maya Design Limited | Private company limited by shares | Live |
| MAYLAND ART DESIGN LIMITED | Private company limited by shares | Live |
| MAY'S DESIGN LIMITED | Private company limited by shares | Live |
| MCCOY ELECTRONIC DESIGN LIMITED | Private company limited by shares | Dissolved |
| DAVID MCIVER DESIGN LIMITED | Private company limited by shares | Live |
| MEADOW DESIGN LIMITED | Private company limited by shares | Live |
| MEADOW DESIGN & BUILD LIMITED | Private company limited by shares | Live |
| MEANS DESIGN LIMITED | Private company limited by shares | Dissolved |
| MEDE DESIGN LIMITED | Private company limited by shares | Live |
| Meeseeks Design Limited | Private company limited by shares | Live |
| MEGA DESIGN LIMITED | Private company limited by shares | Dissolved |
| Mega-in Design Limited | Private company limited by shares | Live |
| melco design company Limited | Private company limited by shares | Live |
| Melrose Design Limited | Private company limited by shares | Live |
| Ewing Chan Memorial Design Work Limited | Private company limited by shares | Live |
| MENTOR DESIGN AUTOMATION LIMITED | Private company limited by shares | Dissolved |
| MERCHANDISE DESIGN LIMITED | Private company limited by shares | Dissolved |
| MERCHANDISE AND DESIGN LIMITED | Private company limited by shares | Live |
| HIT DESIGN & MERCHANDISING COMPANY LIMITED | Private company limited by shares | Dissolved |
| META4 DESIGN FORUM LIMITED | Private company limited by shares | Live |
| RS METAL DESIGN LIMITED | Private company limited by shares | Live |
| WINGS METAL DESIGN & CONTRACTING CO., LIMITED | Private company limited by shares | Live |
| Metaphysical Design Limited | Private company limited by shares | Live |
| Meticulous Corporate Image Design & Marketing Limited | Private company limited by shares | Dissolved |
| METRO DESIGN LIMITED | Private company limited by shares | Dissolved |
| METRO SPACE DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| D&M DESIGN AND MFG. LIMITED | Private company limited by shares | Live |
| MIAOBISHENGHUA DESIGN CO., LIMITED | | Live |
| Micae Design Company Limited | Private company limited by shares | Live |
| MICHAEL J DESIGN LIMITED | Private company limited by shares | Dissolved |
| Michael Art Design Co., Limited | Private company limited by shares | Live |
| Michael Space Design Company Limited | Private company limited by shares | Live |
| MICHAEL LAU DESIGN STUDIO LIMITED | Private company limited by shares | Live |
| MICKEN DESIGN LIMITED | Private company limited by shares | Dissolved |
| MIDAS DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| MIDI DESIGN LIMITED | Private company limited by shares | Dissolved |
| MIGHTY DESIGN LIMITED | Private company limited by shares | Live |
| Mighty Hill Design Limited | Private company limited by shares | Live |
| Miimo Design Limited | Private company limited by shares | Live |
| MILINO DESIGN LIMITED | Private company limited by shares | Live |
| MILK DESIGN LIMITED | Private company limited by shares | Live |
| MILKYWAY DESIGN LIMITED | Private company limited by shares | Dissolved |
| MILLENNIA DESIGN (H.K.) LIMITED | Private company limited by shares | Dissolved |
| MIL-TECH DESIGN LIMITED | Private company limited by shares | Live |
| TOP MIND DESIGN LIMITED | Private company limited by shares | Dissolved |
| MIND DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| MIND DESIGN LIMITED | Private company limited by shares | Live |
| A MIND DESIGN LIMITED | | Live |
| MIND DESIGN GROUP LIMITED | Private company limited by shares | Live |
| MIND DESIGN INTERNATIONAL (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| KREATIVE MIND DESIGN LIMITED | Private company limited by shares | Live |
| MINDS LAB DESIGN LIMITED | Private company limited by shares | Dissolved |
| Mi-ne Design Limited | Private company limited by shares | Dissolved |
| Mine Design Limited | Private company limited by shares | Live |
| MING YIP DESIGN LIMITED | Private company limited by shares | Live |
| MING DESIGN LIMITED | Private company limited by shares | Dissolved |
| KIN MING DESIGN LIMITED | Private company limited by shares | Live |
| MING FAI DESIGN LIMITED | Private company limited by shares | Live |
| MING WAI DESIGN LIMITED | Private company limited by shares | Live |
| MINGS DESIGN LIMITED | Private company limited by shares | Live |
| MINORITY DESIGN LIMITED | Private company limited by shares | Live |
| MINT DESIGN LIMITED | Private company limited by shares | Live |
| MINTEN DESIGN LIMITED | Private company limited by shares | Live |
| MIN-TERIOR DESIGN STUDIO LIMITED | Private company limited by shares | Live |
| MIRA DESIGN LIMITED | Private company limited by shares | Live |
| Miracle Technological Design Limited | Private company limited by shares | Live |
| MIRAGE DESIGN LIMITED | Private company limited by shares | Dissolved |
| Mix-Moment Design Limited | Private company limited by shares | Live |
| MIYA DESIGN LIMITED | Private company limited by shares | Live |
| MJPM Design And Build Limited | Private company limited by shares | Live |
| MOBILI DESIGN CO., LIMITED | Private company limited by shares | Dissolved |
| DYNAMIC MODEL DESIGN LIMITED | Private company limited by shares | Live |
| Integrity Model Design Co., Limited | Private company limited by shares | Live |
| Creative Car Design and Modelling Limited | Private company limited by shares | Live |
| MODU Design Limited | | Live |
| MODULUS DESIGN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MODUS DESIGN LIMITED | Private company limited by shares | Dissolved |
| MOESTAR DESIGN LIMITED | Private company limited by shares | Live |
| Mokchuen Design Limited | Private company limited by shares | Live |
| Molten Design Limited | Private company limited by shares | Live |
| Momento.be Design Limited | Private company limited by shares | Live |
| MONEWISM DESIGN LIMITED | Private company limited by shares | Live |
| Monkey Design Company Limited | | Live |
| MONOPOLY DESIGN LIMITED | Private company limited by shares | Live |
| MONSIEUR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| MONSTERS DESIGN LIMITED | Private company limited by shares | Live |
| Montego Design Limited | Private company limited by shares | Live |
| MOOD DESIGN LIMITED | Private company limited by shares | Live |
| Mookik Design Consultant Co., Limited | Private company limited by shares | Dissolved |
| Sun & Moon Design Limited | Private company limited by shares | Live |
| DESIGN MOOORE LIMITED | Private company limited by shares | Live |
| 1CE MORE DESIGN LIMITED | | Live |
| Y. MORITA DESIGN (H.K.) LIMITED | Private company limited by shares | Dissolved |
| MORPHULUS DESIGN LIMITED | Private company limited by shares | Live |