M

• M-AUDIO
• MAAG AUDIO
• MaAmAa
• MACKIE
• MAD PROFESSOR
• MADRIX
• MAGIX
• Magma Bags
• MAGNA CART
• MAHALO
• MAIKAI
• MAK crazy sound technology
• MAKE MUSIC
• Make Noise
• Malekko Heavy Industry
• Malletech
• MANDARIN ELECTRON
• MandarinEs
• MANIKIN ELECTRONIC
• Manlay Sound
• MANLEY
• marantz Professional
• MARCA
• Marco Bass Guitars
• MARKACOUSTIC
• MARKBASS
• MARMADUKE
• MARSHALL
• MARTIN
• MARTINEZ
• MARUMO
• MASELEC
• MASF Pedals
• MASTER 8 JAPAN
• MASTERY BRIDGE
• Mastro Valvola
• MATCHLESS
• Matthews Effects
• MAXON
• MAYONES
• McDSP
• MCINTYRE
• MD Guitars
• MEC
• MEE audio
• MEIKOSHA
• MEINL
• MELLOTRON
• Melo Audio
• MENATONE
• Mercy Seat
• Meridian Guitars
• Meris
• MESA BOOGIE
• METRIC HALO
• METTA AUDIO DEVICES
• MI AUDIO
• Mi-Si
• Mic W
• Michael Kelly guitars
• Mick's Picks
• MICROPHONE MADNESS
• MicW
• mid-fi electronics
• MIDAS
• MIDDLE ATLANTIC
• MIDI Solutions
• MIDIPLUS
• MIDITECH
• Mikme
• Milkman Sound
• MILLENNIA
• Miraphone
• Mission Engineering
• Misty
• Miura guitars
• MIXMAN
• MIYAZAWA FLUTES
• MJC Ironworks
• Modal Electronics
• MODARTT
• Modor
• MODULUS
• MOEN
• MOGAMI
• MOGAN MICROPHONES
• Mohog Audio
• MOISS
• MOJAVE AUDIO
• MOJO HAND FX
• Mojotone Pickups
• Monkey Banana
• MONO
• MONSTER
• MONTREUX
• Moody Sounds
• MOODY STRAPS
• MOOER
• MOOG
• MOOLLON
• Moon Custom Guitars
• MOORADIAN
• MORIDAIRA
• MoriMori
• MORLEY
• Morningstar FX
• MORPHEUS
• MORRIS
• MOTU
• movio
• MR.BLACK
• MTD
• Mtech by Malletech
• MU-FX
• MUSIC LAB
• MUSIC MASTER
• MUSIC NOMAD
• MUSICMAN
• MUSICOM LAB
• MUSICWORKS
• Mutable Instruments
• MUTEC
• MUTEKKI
• MUTIO
• MUTORY
• MXL
• MXR
• MythFX