M Records

M Studios

M&K

M&K Realtime

M&M

M&M / Project 3

M'Lady's

M-80

M. Ward Records

M.A.

M.A.O.

M.F. Distribution Co., Inc.

M.S.R.

M.W.I.C.

MA Music

MA Recordings

Mac's Record Label

Mace

Mace Records

Mack

mack Sanders Productions

Macola

Macola Record Co.

Macrobiotic Records

Mad

Mad About Records

Mad At The World

Mad Kat

Mad Music

Mad Rover

Madagascar

Madfish

Madison Gate

Madlib Invazion

Madlyn

Madonna

Maestro Records

Magi

Magic Bullet

Magic Carpet

Magic Disc

Magic Lantern Records

Magic Marker

Magic Records

Magik

Magna Carta

Magna Graphic

Magnet

Magnetic Eye / Small Stone

Magnetic Eye Records

Magnum

Magnum Force

Mahalo

Main Line

Main Street Productions

Mainstream

Mainstream Records

Maison De Soul

Major Label

Major Minor

Makaha

Makeshift

Making Waves

Makossa

MAL

Malaco

Malcolm Goldstein

Malibu

Malicious

Mallard

Maltese Falcon

Mam

Mama Bird

Mammoth

Manchester Musicians' Collective

Mandala

Mango

Manhattan

Manhattan Records

Manhole Music

Manic Ears

Manic Records

Manifesto

Manimal

Manimal Vinyl

Manimal Vinyl Records

Mankind

Manmade

Manticore

Mantra Records

Manufactured Recordings

Maranatha Music

Maranatha! Music

Marble Arch

Marco

Marco Polo

Marcon Path

Marge

Maria

Marina

Mark

Mark 56

Mark II

Mark IV

Mark Levinson

Mark56 Records

Marlin

Marquis

Marshal Fields

Marsher 201

Marshmallow

Marsound

Martian

Martian Records

Mass Appeal

Massive

Master Jazz

Masterdisk / Capitol

Masters

Masters Of The Bow

Masterscores

Masterseal

Masterworks

Masterworks / Dead Oceans

Matador

Matador / Vinyl Me, Please

Mati-Mor

Matrix

Matthew Ian Nowlin

Maverick

MAW

MAW Records

Maxell

Maya Records

Mayfair / Tops

Maze Music

MBK

MBK Entertainment

MCA

MCA / Impulse

MCA / Impulse

MCA / Westminster

MCA Classics

MCA Coral

MCA Impulse

MCA Impulse!

MCA Masterphile

MCA Nashville

MCA Records

McDonald's

MCF

McGill University Records

MCM

MCP

MCZ

Meadowlark Records

Meat Yer Beat

MEC

Meca

Medallion

Media Music

Mediarts

Medical

Medium Cool

MEGA

Megaforce

Megaforce Records

Megatone

Mello Music Group

Melodeon

Melodia

Melodia / Eurodisc

Melodia / Le Chant Du Monde

Melodiya

Melodiya / Angel

Melodiya / EMI

Melodiya / Eurodisc

Melodiya / His Master's Voice

Melodiya / HMV

Melodiya / Victor

Melodiya/Angel

Melodram

Melody

Melody Dawn

Melody International

Melody Premium

Melodyland

Melting Pot Music

Melvin

Melwood Music

Membran

Memoirs

Memphis Industries

Men At Work

Mercenary

Merciless Records

Mercury

Mercury / Speakers Corner Records

Mercury / UMe

Mercury Golden Imports

Mercury Living Presence

Mercury Music Group

Mercury Nashville

Mercury Records

Mercy Beat

Merge

Merge Records

Meridian

Merlin

Merrbach

Mesa

Messidor

Met / RCA Soria

Meta 4

Metal Blade

Metal Blade / Enigma

Metal Blade Records

Metal Face Records

Metal Legions

Metalanguage

Metalworks

Metamusic

Metavinyl

Metro

Metromedia

Metromedia Records

Metronome

Metronome / CTI

Metronomoe

Metropole

Metropolis

Metropolitan Museum Of Art

Metropolitan Opera Guild

Metropolitan Opera Historic Recordings

Mexican Summer

Meyer

Mezhdunarodnaya Kniga

MF

MFA

MFA / Erato

MFA / Harmonia Mundi

MFP

MGM

MGM / Kolob

MGM / Verve

MGM Records

MGM/Kolob

Miami Records

Michael's Pub

Micro-Acoustic Corporation

Microsonics

Midi

Midland International

Midsong

Midsong International

Midway

Mighty Mouth Music

Mike Sweetland

Milagro

Milan

Milestone

Milidomo

Military

Miljac

Milk & Sugar

Milk! Records

Mill

Millenium

Millennium

Milvia Son

Mindfield

Mindless Records

Mindless Records / BMG

Mindwave

Mine

Mini

Ministry Of Information

Minit

Minor Music

Minos

Mint 400

Minty Fresh

Minus Head

Mira

Mirage

Mirage (2)

Miranda

Mirror

Mirwood

Misfits

Misfits Records

Misra

Mississippi / Change

Mississippi Records

Mistakes

Mitchell Brothers

Mitzvah

Mixtur

MK Records

MKM

MLH

MLVC

MM

MMC

MMG

Mobile Fidelity

Mobile Fidelity Sound Lab

Moby Dick

Moche-Naim

Moco

MOD

Mode

Modern

Modern Harmonic

Modern Harmonic ?

Modern Masters

Modern Muzak Collection

Modern Outsider

Modern Records

Modiner

Modular

Modular Recordings

Moers

Moers Music

Mojo

Mojo Magazine

Mole Jazz

Mom + Pop

Mom+Pop

Mondo

Mondo Estéreo

Mondo Inferno

Money Records (2)

Monitor

Monitor Records

Monk

Monmouth

Monmouth Evergreen

Mono Mundo Recordings

Monogram

Monomatapa

Monroe

Monster Melodies

Montage

Monte Hollywood

Monte Rosa

Montell

Monterey

Montilla

Montuno

Monument

Monumenta Belgicae Musicae

Moo Cow

Mood

Moon

Moon Glyph

Moon Jaw

Moon Shot

Moonbeam

Mooncrest

Moonglow

Moonlight

Moose

Mopro

Morada

Moral & Main

More

More Alarming

More Love

Moriphon

MORrhythm

Møs Møs

Mosaic

Moshé-Naïm

Moshi Moshi

Moss Music Group

Mosta Records

Motéma

Mother Earth

Mother Of Pearl

Mothlight

Motic Communications

Motorcity

Motorhead

Motown

Mount Moriah Music

Mountain Dew

Mountain Railroad

Movieplay

Moving Target

Moyenage

MPI Records (6)

MPL

MPL / Capitol

MPL / Hear music

MPL / Starbucks

MPS

MPS Records

MR

Mr Bongo

Mr. Manicotti Records

Mr. Suit

MRF

Ms Music

Ms. B

MSA Records

MSFTS Music

MSI

MsMusic

MsMusic / Audio Fidelity

MsMusic Productions

MSP

Mt. Angel Abbey

MTA

MTA Records

MTI

MTM

MTS

Mud Duck Music

Muggsy Records

Mulligan

Multijazz

Mums

Munich

Munster

Muramatsu

Murari

Murmil

Murmur

Murray Brothers

Murray Hill

Murray Hill Records

Musa

Musart

Muscle Shoals Sound

Muse

Muse / Art

Muse Records

Museu Villa-Lobos

Mushroom

Music Afrique

Music Collection

Music De Wolfe

Music Disc

Music Factory

Music For Nations

Music For Pleasure

Music Fusion

Music Gate

Music Guild Records

Music Heritage Society

Music Is Medicine

Music Maker

Music Masterpiece Society

Music Masters

Music Matters / Blue Note

Music Matters Ltd.

Music Matters Ltd. / Blue Not

Music Matters Ltd. / Blue Note

Music Minus One

Music Of Distinction

Music Of Polynesia

Music On Vinyl

Music On Vinyl / At The Movies

Music Rage

Music Rough Guides

Music Unlimited

Music West

Music Works

Musica

Musica Bavarica

Musica Latina International

Musica Magna

Musica Mundi

Musica Viva

Musical Heritage Scoiety

Musical Heritage Society

Musical Heritage Society, Inc.

Musical Masterpiece Society

Musical Signature

Musical Tragedies

Musicaphon

Musick

MuSick Recordings

MusicLab

Musicmasters

Musico

Musicor

Musicraft

Musidisc

Musimex

Musique Circle

Musique Culture

Musique En Wallonie

Musique Vivante

Mute

Mute Records

Mutiny Shadow International

Mutt & Jeff

Muza

Muzak

MVD

MVD Audio

MVD Visual

My Music Box

Myoho

Myrrh

Myrrh LA

Mystery Fez

Mystery Tape Laboratory

Mystic

Mystic Records

Mystra

Myto