No. 42: Russell Wallach | Power 100

As Live Nation expands its global footprint, Wallach's division has followed suit, with net revenue in the company's sponsorship and advertising business up 12 percent through October 2016. With the help of his 250-person team, the University of Massachusetts alum welcomed new partners like AT&T and Cisco and shifted his sales organization's approach from generalist to specialist -- refocusing teams on mobile and tech, spirits, travel and consumer-packaged goods and, as Wallach puts it, "going deep with those accounts so we can talk their language."

Stress-Relief Secret: "Gym and tequila, usually not together."