| Mingograf Holding AB | Stockholm | 0 tkr |
| Minola allservice i Sverige AB | Lidingö | 0 tkr |
| Minola parkeringsservice i Sverige AB | Lidingö | 0 tkr |
| Mission E Investments AB | Lidingö | 0 tkr |
| Mitt lilla paradis AB | Lidingö | 0 tkr |
| MJN Holding Aktiebolag | Lidingö | 0 tkr |
| MJ's Sthlm AB | Vällingby | 0 tkr |
| ML Consult AB | Lidingö | 0 tkr |
| M Löga AB | Enskede | 0 tkr |
| MNJ Consulting AB | Lidingö | 0 tkr |
| Moesgaard Holding AB | Lidingö | 0 tkr |
| MOFAM Holding AB | Lidingö | 0 tkr |
| MOGARD Medical aktiebolag | Lidingö | 0 tkr |
| Mohlin & Co AB | Lidingö | 0 tkr |
| Mölna Spar AB | Stockholm | 0 tkr |
| Mölnastranden AB | Lidingö | 0 tkr |
| MoMÅ AB | Lidingö | 0 tkr |
| MoMÅ Holding AB | Lidingö | 0 tkr |
| Monica Caneman Konsult AB | Lidingö | 0 tkr |
| Montech Invest AB | Stockholm | 0 tkr |
| Montrachet Investment AB | Nacka | 0 tkr |
| Moonbranch AB | Stockholm | 0 tkr |
| Moonpharma AB | Lidingö | 0 tkr |
| Moorline AB | Lidingö | 0 tkr |
| Moovment Academy International AB | Vallentuna | 0 tkr |
| Moréns Ekonomi och Skogskonsult AB | Lidingö | 0 tkr |
| Morethanastudio AB | Johanneshov | 0 tkr |
| Mormor Magdas Glass AB | Lidingö | 0 tkr |
| Mount Endredi Consulting AB | Lidingö | 0 tkr |
| MOX Advisory AB | Lidingö | 0 tkr |
| mPharma Enterprize AB | Stockholm | 0 tkr |
| Mpower Communication Consulting AB | Lidingö | 0 tkr |
| MPPRO AB | Åkersberga | 0 tkr |
| Mr & Mrs Blixt Holding AB | Lidingö | 0 tkr |
| MR Opti AB | Lidingö | 0 tkr |
| MSandvik Management Aktiebolag | Lidingö | 0 tkr |
| MSCD Sverige Holding AB | Lidingö | 0 tkr |
| M. Tholsby AB | Lidingö | 0 tkr |
| Mudigonda Lundbäck Holding AB | Lidingö | 0 tkr |
| Muggärdsviken Kapitalförvaltning AB | Lidingö | 0 tkr |
| Muntrabarn AB | Huddinge | 0 tkr |
| Musicians Only AB | Lidingö | 0 tkr |
| Muybjens AB | Stockholm | 0 tkr |
| MvdG Holding AB | Lidingö | 0 tkr |
| MVE Invest AB | Lidingö | 0 tkr |
| MW Executive AB | Lidingö | 0 tkr |
| My Adventure AB | Lidingö | 0 tkr |
| MyAroma Naturals AB | Lidingö | 0 tkr |
| My Business Moderato AB | Lidingö | 0 tkr |
| My Jubilees AB | Lidingö | 0 tkr |