| A | B | C | D | E | F | G | H | I | J | K | L | M | N |
| O | P | Q | R | S | T | U | V | W | X | Y | Z |
| O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Label | Artyści | Debiut |
|---|---|---|
| Metal Mind Records, Music Video Distributors | Closterkeller | 2003 |
| Metal Storm Records | Overkill | 1985 |
| Metal Sword | Symphony X | |
| Metal-Is Records | Gamma Ray | 2000 |
| Metalbolic Records | Vedonist | 2008 |
| Metallica | Metallica | 1993 |
| MetalruleZ Productions | Mord'A'Stigmata | 2006 |
| Metastation | Bill Laswell | 2014 |
| Metro Doubles | Tangerine Dream | 2004 |
| Metronome | Accept | 1979 |
| Metropolis | IAMX | 2013 |
| Metropolis, Uppity Cracker | Mindless Self Indulgence | 2006 |
| Meurtre Noir Records | Unholy Crucifix | 2005 |
| MG Records (2) | Sadus | 1992 |
| Midas Touch (2) | Angel Witch | 1995 |
| Midgard Records | Eternal Deformity | 1998 |
| Midi-Mouse Records | Atrox | 1993 |
| Midian Creations, Reaper Records | Sathanas | 1994 |
| Midnight-Productions | Experiments In Darkness | 2008 |
| Mighty Music | Abdunor | 1998 |
| Ministel Hall Music | Blackmore's Night | 1999 |
| Minos-EMI, EMI Music Greece | Pink Floyd | |
| Minstrel Hall Music | Blackmore's Night | 1997 |
| Minuswelt Musikfabrik | Pzychobitch | 2003 |
| Minuswelt Musikfabrik, Minuswelt Musikfabrik | Pzychobitch | 2005 |
