Disney promotes Sean Cocchia to executive vice president-business operations, and general manager, Disney Channels Worldwide, and Robert Mills to senior vice president-alternative series, specials and late-night programming, ABC Entertainment ... ­ iHeartMedia Miami/Fort Lauderdale hires Shari Gonzalez, ex-Beasley Broadcast, as vice president-sales ... Barry Cottle, ex-Zynga, joins Deluxe Entertainment Services Group as vice chairman-technology, and as senior vice president-technology at its parent company MacAndrews & Forbes ... Lobbyist registrations: AT&T, Capitol Counsel, effective Jan. 12 ... Comcast, Microsoft and T-Mobile, West Front Strategies, effective Jan. 1 ... Facebook, RIAA, Harbinger Strategies, effective Jan. 1.