JOEL KATZ, 71
Chairman, Global Media & Entertainment Group, Greenberg Traurig
Last Year's Rank: 32
Katz handled some of the industry's biggest deals, including negotiating the sale of George Strait's Muy Bueno publishing company to Hearts Bluff Music and re-upping Big Machine's distribution agreement with Universal. He also mediated on behalf of more than 30 senior industry executives, including Sony Nashville's top 2015 hires.