Metal Zone

unknown

Metal-Is Records

unknown

Metalanguage

unknown

Metalapolis Records

unknown

Metalville

unknown

Metamorphos

unknown

Metastation

unknown

Meteor

Switzerland

Meteor Front Row

USA

MeteorCity

unknown

Meth Mouth Records

USA

Metric Music International

Canada

Metro

United-Kingdom

Metro Double

unknown

Metro Music

unknown

Metro Select

unknown

Metro Triples

unknown

Metro-Som

Portugal

Metrodiscos

Portugal

Metrodome

unknown

Metromedia Records

USA

Metronome Musik GmbH

unknown

Metronome Records

USA

Metropole Records

unknown

Metropolis Records

unknown

Metropolitana

unknown

Metrosonic Records

unknown

Meudiademorte

unknown

Mexican Radio Records

unknown

Mexican Summer

USA

Mexicanos Records

unknown

MG-Art

unknown

MGM Records

unknown

MH Productions

unknown

MHV

unknown

Mi Mort

United-Kingdom

MI-5 Records

unknown

MIA Records

unknown

Mic Label

unknown

Micro Force

unknown

Micro Werks

unknown

Microbe Records

unknown

Microcultures

France

Microfon

unknown

Microgroove

unknown

Microphone

unknown

Mid City Martyr

unknown

Mid Fi Recordings

unknown

Mid Valley Records

unknown

Mid-to-Late Records

unknown

Midas Music

unknown

Midas Touch

unknown

Middle Earth

unknown

Midi Creative

unknown

Midi:Nette

unknown

Midium Records

New-Zealand

Midnight Productions

unknown

Midnight Beat

Luxembourg

Midnight Dreamer

unknown

Midnight Music

United-Kingdom

Midwich Records

United-Kingdom

MIE Music

United-Kingdom

Miesnitzdörfer and Jansen

unknown

MIG (Made In Germany Music)

Germany

Migas Real Compact

unknown

Mightier Than Sword Records

USA

Mighty Atom Records

United-Kingdom

Mighty Loud Entertainment

USA

Mighty Monster Records

Germany

Mighty Music

unknown

Migoto Radiation

unknown

Migraine

unknown

Migrena Records

unknown

Mike V Inc

unknown

Mil

unknown

Mil A Gritos Records

unknown

Milan

unknown

Mileston Records

unknown

Militia Group

unknown

Milk ! Records

unknown

Milk And Cookies Records

unknown

Milk Shake

unknown

Mille Paillettes

unknown

Mille Plateaux

Germany

Millenium Metal Music

Germany

Millennium

unknown

Milligram Records

unknown

Mimi Records

unknown

Minaret Records

unknown

Minc

unknown

Mind Control Records

unknown

Mind Cure Records

unknown

Mind Exodus Recordings

unknown

Mind Expansion

unknown

Mind Over Matter Records

unknown

Mind The Magic

Germany

Mindscan Records

unknown

Minimal Maximal

unknown

Minimal Wave

unknown

Mink Records

unknown