Studios
- M & I Productions (6)
- Mach 2 Entertainment (22)
- Macho Guys (43)
- Macho Man (140)
- Macho Mayhem (8)
- Macho Men (1)
- Mad House XXX (13)
- MAD Media (3)
- Maddy G Productions (36)
- Madison Bound Productions (1)
- Madness Pictures (59)
- Magic Banana (1)
- Magic Moments (13)
- Magnolia Home Entertainment (1)
- Magnus (399)
- Maiko Pictures (194)
- Male Media One (4)
- Male Reality (133)
- Male Solos (23)
- Man Royale (100)
- Mancini Productions (178)
- Mandatory Pictures (1)
- Manhandled (36)
- Manhole Media (10)
- Manipulative Media (62)
- Man's Art (35)
- Man's Best (7)
- Mansize by Private (13)
- Manville Entertainment (21)
- Marc Brodey (1)
- Marc Celtik (2)
- Mari&Macguff Erotic Productions (5)
- Marina Pacific International (56)
- MariskaX Productions (29)
- Mark Wolff Productions (8)
- Marquis Media (6)
- Mary Carey Productions (1)
- Maskurbate (28)
- Masqulin (32)
- Massage Rooms (40)
- Massive Studio (7)
- Masters vs. Slaves (20)
- Matrix HD (2)
- Matrock Ent. (35)
- Matt Zane Productions (9)
- Mature XXX (82)
- Mature.NL (168)
- Maven (1)
- Maverick Ent. (18)
- Maverick Men (12)
- Mavrick (2)
- Maximum Desire (27)
- Maximum Xposure (20)
- MaximumXXXPictures (1)
- Maximus Studios (1)
- Mayhem (170)
- MeanBitch Productions (102)
- Melonson (29)
- Meltdown (243)
- Men 1st (58)
- Men at Play (30)
- Men of Montreal (35)
- Men of Odyssey (5)
- MEN.com (328)
- MEN.com / TLAgay (1)
- Menatplay.com (3)
- Mental Beauty and Bonnie Rotten Productions (4)
- Mercenary Pictures (205)
- Metro (771)
- Metro - Viv Thomas (46)
- Metropolitan Productions (1)
- Mia Khalifa (3)
- Michelle Austin Films (12)
- Midnight (67)
- Midnight Mayhem (10)
- Mike Hunt Inc. (28)
- Mile High Xtreme (2,060)
- Miles Long Productions (3)
- MILF Mania (2)
- MILF Trip (2)
- MILFED (27)
- MILFY (5)
- Millennial (20)
- Mirage Video (2)
- MissaX (13)
- Missionary Boyz (56)
- Mitchell Brothers (6)
- MixedX (16)
- Modern-Day Sins (10)
- MOFOS (584)
- Mom.xxx (97)
- Monarchy Films (2)
- Monster Bang (30)
- Monsters of Jizz (43)
- Morally Corrupt (83)
- Mormon Girlz (10)
- Mother Fucker Films (1)
- Mountain Shadows Productions (16)
- Mr. Makamoto (43)
- Mr. X Productions (15)
- MSR Video (2)
- Muffia (62)
- Multimedia Pictures (177)
- Muscle 411 (2)
- MuscleBull XXX (3)
- Music Video Distributors (6)
- Mustang Studios (96)
- MVG Productions (4)
- My Dirtiest Fantasy (7)
- My Peach Productions (220)
- My Sexy Kittens (450)
- My Straight Buddy (8)
- My XXX Pass (226)
- MYLF (65)
- Mystery Films (1)
- Mythic Entertainment (76)