| MR J Invest AB | Umeå | 0 tkr |
| M.R. Praktik & Teori AB | Mölndal | 0 tkr |
| msallstr AB | Umeå | 0 tkr |
| MS Event & Holding AB | Umeå | 0 tkr |
| MS Lappland Förvaltning AB | Lycksele | 0 tkr |
| MSL Holding AB | Nyåker | 0 tkr |
| MSpolander Holding AB | Umeå | 0 tkr |
| M.ST Industrimontage & Alltjänst i Norden AB | Skelleftehamn | 0 tkr |
| MTB Invest AB | Marsfjäll | 0 tkr |
| M Thunell Förvaltning AB | Bygdsiljum | 0 tkr |
| MTU Förvaltning AB | Robertsfors | 0 tkr |
| Mucoshield AB | Täfteå | 0 tkr |
| Muddler Invest AB | Skellefteå | 0 tkr |
| MufuTech AB | Burträsk | 0 tkr |
| Multiling AB | Umeå | 0 tkr |
| Multiplex Arctic AB | Umeå | 0 tkr |
| Muolteke AB | Tärnaby | 0 tkr |
| Muranoburano Invest AB | Umeå | 0 tkr |
| Music & Life i Skellefteå AB | Skellefteå | 0 tkr |
| MVHJN AB | Umeå | 0 tkr |
| MV Nordics AB | Lycksele | 0 tkr |
| MVRX games AB | Umeå | 0 tkr |
| M&W Jäder AB | Burträsk | 0 tkr |
| Myceronen AB | Umeå | 0 tkr |
| myrob holding AB | Skellefteå | 0 tkr |
| myron holding AB | Umeå | 0 tkr |
| MYSTIKA Finans & Försäkring AB | Skellefteå | 0 tkr |
| MySy AB | Umeå | 0 tkr |
| My Way i Lycksele AB | Lycksele | 0 tkr |
| N86 Holding AB | Umeå | 0 tkr |
| Naanting Invest AB | Umeå | 0 tkr |
| Nabad & Nolol Transport AB | Umeå | 0 tkr |
| Nabbviken Holding AB | Vindeln | 0 tkr |
| Nabots sten AB | Skellefteå | 0 tkr |
| NaBur AB | Skellefteå | 0 tkr |
| naesView AB | Umeå | 0 tkr |
| Nåiden Bostad AB | Luleå | 0 tkr |
| Nåiden Fastighetsutveckling AB | Luleå | 0 tkr |
| Naiharn AB | Boliden | 0 tkr |
| NA Interlog Aktiebolag | Enköping | 0 tkr |
| Nalta Media Holding AB | Umeå | 0 tkr |
| Nama AB | Umeå | 0 tkr |
| Nanoqb AB | Bullmark | 0 tkr |
| Naprapat Berglund AB | Umeå | 0 tkr |
| Naprapat Dan Holmström i Umeå AB | Boliden | 0 tkr |
| Näslund Folkesson Invest AB | Luleå | 0 tkr |
| Näslund Invest AB | Luleå | 0 tkr |
| Näslund Lycksele Holding AB | Lycksele | 0 tkr |
| Näslunds Förvaltning AB | Umeå | 0 tkr |
| Näslunds Maskin AB | Umeå | 0 tkr |