| MCS Holding AB | Karlstad | 0 tkr |
| MCZ i Sunne AB | Sunne | 0 tkr |
| Mea Commoda AB | Kil | 0 tkr |
| Meclo Invest AB | Karlstad | 0 tkr |
| MeCovers Holding AB | Karlstad | 0 tkr |
| Medila AB | Karlstad | 0 tkr |
| Medisam AB | Karlstad | 0 tkr |
| MedMode Consulting AB | Sunne | 0 tkr |
| MedvetenNärvaro i Sunne AB | Sunne | 0 tkr |
| ME Estro AB | Borgvik | 0 tkr |
| MEGALIT DESIGN AB | Kista | 0 tkr |
| M&E i Karlstad AB | Karlstad | 0 tkr |
| MEJT AB | Karlstad | 0 tkr |
| Mekfab Engineering Aktiebolag | Filipstad | 0 tkr |
| MEK Handel AB | Karlstad | 0 tkr |
| Mekkarlsson AB | Kil | 0 tkr |
| MELIAS AB | Karlstad | 0 tkr |
| Melida AB | Hammarö | 0 tkr |
| Melin och Melin Arkitekter AB | Hammarö | 0 tkr |
| Melker of Sysslebäck AB | Karlstad | 0 tkr |
| Mellea Holding AB | Vålberg | 0 tkr |
| Mellicom Invest AB | Karlstad | 0 tkr |
| Memandi Aktiebolag | Kristinehamn | 0 tkr |
| Mentem AB | Kristinehamn | 0 tkr |
| Mera House AB | Ramnäs | 0 tkr |
| MERATEK AB | Sunne | 0 tkr |
| MeR El Holding AB | Kristinehamn | 0 tkr |
| M Eriksson Holding AB | Borås | 0 tkr |
| Messfeldt Holding i Karlstad AB | Karlstad | 0 tkr |
| MESS Invest AB | Kil | 0 tkr |
| Metawurst AB | Karlskoga | 0 tkr |
| Metronom Projekt AB | Karlstad | 0 tkr |
| MFMF22 AB | Göteborg | 0 tkr |
| M Focus Consulting AB | Adress Saknas | 0 tkr |
| MFP Holding AB | Karlstad | 0 tkr |
| MGES Invest AB | Vålberg | 0 tkr |
| M Grude Holding AB | Borås | 0 tkr |
| MGS Holding AB | Karlstad | 0 tkr |
| MHC MSPV 2018 AB | Mölndal | 0 tkr |
| MH Malte Holding AB | Karlstad | 0 tkr |
| M. Holm Holding i Kristinehamn AB | Kristinehamn | 0 tkr |
| MH Vidön AB | Skoghall | 0 tkr |
| M i City Karlstad AB | Karlstad | 0 tkr |
| Micke Strömberg AB | Skoghall | 0 tkr |
| Middle Earth AB | Karlstad | 0 tkr |
| Midtsundstad Invest AB | Charlottenberg | 0 tkr |
| Migyston Food Services AB | Halmstad | 0 tkr |
| MIJAMI Holdingbolag AB | Karlstad | 0 tkr |
| MiJo Invest AB | Vålberg | 0 tkr |
| Mikael Johansen Holding AB | Kil | 0 tkr |