Marken: M
- Marquardt
- Marques de Grinon
- Marques de Murrieta
- Marques de Riscal
- Marquis
- Marqués de Cáceres
- Marqués de Montino
- Marrero, Ricardo
- Marriage Transformation LLC
- Mars
- Mars Attacks
- Mars Figures
- Mars Gaming
- Mars Hydro
- Mars, Liane
- Marsaille
- Marschland
- Marsden, Bernie
- Marset
- Marshal
- Marshal MNP
- Marshall
- Marshall & The Shooting Stars
- Marshall Cavendish
- Marshall Cavendish International (Asia) Pte Ltd
- Marshall, Mike
- Marshall, Tony
- Marshwinds Press Company
- Marsi
- Marsilio
- Marsilio Arte
- Marsilio Editori
- Marsimoto
- Marske, Freya
- Marta Press
- Marta Press UG
- Marte, Harry
- Martee Anzooms
- Martens, Tina
- Marterie, Ralph
- Martes
- Martes Essentials
- Martes Sport
- Marti Yayinlari
- Martin Breuer Bono
- Martin Kaiser
- Martin Kein
- Martin Rausch
- Martin Sachs
- Martin Schmitz Verlag
- Martin Schongauer
- Martin Sellier
- Martin, Bob
- Martin, Claudia
- Martin, Dean
- Martin, Dean & Jerry Lewis
- Martin, Eddie
- Martin, Faith
- Martin, George
- Martin, George R. R.
- Martin, Grady
- Martin, Janis
- Martin, Jerry
- Martin, Jimmy
- Martin, Leroy
- Martin, Mac
- Martin, Ronee
- Martin, Sallie & Cora
- Martin, Samantha
- Martin, Steve
- Martin, Steve & Steep Canyon Rangers
- Martin, Sylvia
- Martin, Tommy
- Martin, Tony
- Martin-Luther-Verlag
- Martina André
- Martina Lichterfeld
- Martina Neumann-Ploschenz
- Martineau, Maxym M.
- Martinelia
- Martinelli
- Martinelli Luce
- Martini
- Martini & Loersch Verlag
- Martino Fine Books
- Martino, Al
- Martins, Denilson
- Martis, Wolf
- Martor
- Marttiini
- Martyn, John
- Maruka
- Marushin
- Maruti
- Marvel
- Marvel Comics
- Marvel Libri
- Marvel's Catrhythm, Junior
- Marvelous
- Marvelous 3
- Marvin & Johnny
- Marvin, Brett & Thunderbolts
- Marvin, Hank
- Marvin, Hank & The Shadows
- Marvin, Welch & Farrar
- Marvins, The
- Marvis
- Marwi
- Marx, André
- Mary & Co
- Mary & May
- Mary Soft
- Mary Wyatt
- Mary Wyatt x Type O Negative
- Mary&May
- Maryland
- Marzellen
- Marzellen Verlag GmbH
- Marziano Abbona
- Marzipanworte