Genre - major record labels

1. Universal Music Group

The Universal Music Group sells more music than any other major label. They accounted for 25.5% of the market in 2005, according to IFPI. The group's well-known label imprints include Geffen, Interscope, Island, Motown, and Universal. Key artists are:

• Black Eyed Peas
• Mariah Carey
• 50 Cent
• Gwen Stefani
• Kanye West 

2. Sony BMG Music Entertainment

Sony BMG Music Entertainment is the second biggest major record label in music sales. They accounted for 21.5% of the market in 2005. The company's well-known label imprints include Arista, Columbia, Epic, J, Jive, and RCA. Key artists are:

• Kelly Clarkson
• Alicia Keys
• Outkast
• Shakira
• Britney Spears

3. EMI Group

The EMI Group is the third biggest major record label in music sales. They accounted for 13.4% of the market in 2005. The group's well-known label imprints include Astralwerks, Capitol, EMI, Mute, and Virgin. Key artists are:

• The Beatles
• Coldplay
• Gorillaz
• Rolling Stones
• Robbie Williams

4. Warner Music Group

The Warner Music Group is the fourth major record label in music sales. They accounted for 11.3% of the market in 2005. The group's well-known label imprints include Asylum, Atlantic, Lava, Reprise, Rhino, and Warner Bros. Key artists are:

• Green Day
• Madonna
• Alanis Morissette
• My Chemical Romance
• Rob Thomas

(taken from wikipedia)