List of manufacturers starting with letter M
M-Audio
M-Game
M-Live
M.P. Belaieff Musikverlag
MA Lighting
MAAT
Mach One
Mackie
Mad Professor
Maestro
Magic FX
Magix
Magma
Magma Strings
Mahalo
Maintronic
Majella Audio
Majid Drums
Major
Make Noise
MakeMusic
MakePro X
Malekko
Malletech
MalletKAT
Manfrotto
Manikin-Electronic
Manley
Mantona
Manuel Rodriguez
Manultec
Maono
Mapex
Marantz
Marantz Pro
Marca
Marcinkiewicz
Marcus Bonna
Marcus Miller
Marian
Marimba One
Mario Vorraro
Markbass
Markus Arnold
Marleaux
marsch smart
Marschpat
Marshall
Marshall Electronics
Martin
Martin by Harman
Martin Foag
Martin Guitars
Martin Schmid Blechbläsernoten
Martin Schmidt
Martinez
Martinic
Master Bucur
Masterwork
Mastro
Maton
Matsikas
Matthews Effects
Maxon
Maxparts
MAXTON
Maybach
Mayer EMI
MÄAG
Müller
MB Music
Mberg
McDSP
MeanWell
Meerklang
Meinel
Meinl
Meister Rubner
Mel Bay
Melbourne Instruments
MeldaProduction
Mellotron
Melton
Mennekes
Meris
Mesa Boogie
Metabolic Devices
Metal Sounds
Metric Halo
Metrophones
meychair
MG Leather Work
MG Mallets
MI-SI
MIA Laboratories
Michael Mönnig
Michael Rath
Micro-Mesh
micW
Midas
MIDI Solutions
Midiland
Midiplus
Miditech
Midland
Migma
Mike Balter
mikme
Millenium
Millennia
Minotaur
Mipro
Mirai
Miraphone
Misc. Acoustic Guitars
Misc. Computer Acc.
Misc. Guitar/Bass Spare Parts
Mission Engineering
Mitchell Lurie
MixMeister
MixVibes
MOD
Modal
Modbap Modular
Modern Drummer Publications
Moeck
Moen
Mojave
Mojotone
Mollard
Mollenhauer
Monacor
Monkey Banana
Mono Cases
Monster Oil
Mooer
Moog
Morgan Amplification
Morley
MOTU
Moving Heads - Spot
Mr. Black Pedals
multi color led par
Muramatsu
Music Factory
Music Man
Music Minus One
Music Sales
MusicLab
MusicNomad
Musikverlag Geiger
Musikverlag Hildner
Musikverlag Preissler
Musikverlag Quickstep
Musikverlag Raisch
Musikverlag Richard Birnbach
Musikverlag Robert Lienau
Musikverlag Rundel
Musikverlag XYZ
Musilia
Musser
MUTE-TUBE
Mutec
MXL
MXR
My World
Myers Pickups
Mythos Pedals
myVolts