• J. Records
• J Wit and the Boys
• Jackson Sneed
• Jagged Edge
• James Hall
• Jamie Foxx
• Jazze Pha
• Jeff Pattison
• Jeff Sipe
• Jeff Tomei
• Jermaine Dupri
• Jersey Ave.
• Jim Thackery
• Jimmy Calhoun
• Jimmy Eat World
• Jive Records
• Joan Osborne
• Joe South
• Joel Tisinger
• John Hanlon
• Johnny Colt
• Jump
• Justin Bieber
• Justice League
• Jr. Gong
• Just West Entertainment
• Justin Moore
• Juvenile

• La Face Records
• LA Sno
• Lade Bac
• Laughter Train
• Left Eye Productions
• Left Front Tire
• Leighanne Littrel
• Lenny Bertold
• Lift
• Limp Bizkit
• Lil John
• Lil Will
• Lil Zane
• Live
• LJ Sutton
• Loandi VanDerMerwe
• Ludacris
• Lyric