The company also appointed Victor Mijares as its first vp of Latin music.
The Creative Nation catalog includes songs performed by Sam Hunt, Harry Styles, Lady Gaga, Sam Smith, Carrie Underwood and more.
The deal includes such hits as "Buy Dirt," "What My World Spins Around" and "Next Thing You Know."
The company also acquired additional publishing interests in some of Timbaland's back catalog, including cuts with Justin Timberlake and Jay-Z.
Jason Klein took over as interim CEO following Murphy's departure.