Katalog wytwórni
- Mapll
- Mapps
- Maps
- Maqu.
- Maquiavel
- Maquis
- Mar & Sol
- Mar.R
- Mara Mara
- Mara Simpson
- Marabi
- Marac
- Maracas
- Maracash
- Maracatu
- Maracuyeah!
- Marafo
- Maral Productions
- Maralvo Music
- Maranatha
- Maraqopa Records
- Marathon
- Marathon Artists
- Maray
- Marbe Producciones
- Marble
- Marble Bar
- Marbles
- Marc Aurel Edition
- Marc Leblanc
- Marcal Classics
- Marcata Recording
- Marcel Records
- March
- March Hair
- March Hare
- March Hare Music
- Marche Funebre
- Marchvivo
- Marci Enterprises
- Marco Mezquida
- Marco Polo
- Marconi
- Marcorp
- Mardano
- Mardev
- Mardi Gras
- Marduk Records
- Marearock Management
- Marechiaro
- Mareh
- Maresie Music
- Mareu
- Mareumo
- Marginal
- Margit Music
- Margot
- Marguerita
- Maria Antonietta Sis
- Maria Mendes
- Marianne Melodie
- Marianne Trudel
- Mariel Recording Co.
- Mariinsky
- Marilyn
- Marilyn Producties
- Marimba
- Marimuz
- Marina
- Marine Parade
- Marine-Entertainment
- Marinello
- Mario
- Marion Boyars
- Marionet
- Mariposa
- Maris
- Marista
- Maritaca
- Mark Bender-Ger
- Mark Isham Music
- Mark of the Leopard
- Mark Records
- Market Square
- Marketing Acitiviy
- Markon
- Markuee
- Marlin
- Marlon Craft
- Marlowe Records
- Marlstone Music
- Marmaduke
- Marmita Records
- Marmo
- Marmot
- Marmota
- Marmotte
- Marocco
- Marol
- Maroo Entertainment