Major record labels.

1. Universal Music Group
It is the most successfull of any other music label. They made up 25.5% of the music market in 2005. some of the most succesfull artist they have represented include:

Black Eyed Peas
50 Cent
Kanye West

2. Sony BMG Music Entertainment
Sony BMG Music Entertainment is the second biggest major record label in music sales. They made up 21.5% of he 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


3. EMI Group
The EMI Group is the third biggest major record label in music sales. They made13.4% of the market in 2005. The group's well-known label imprints include Astralwerks, Capitol, EMI, Mute, and Virgin. Key artists are:

Coldplay
Gorillaz
Robbie Williams


4. Warner Music Group
The Warner Music Group is the fourth major record label in music sales. They made up 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
My Chemical Romance