AECG

Los Angeles-based AECG has named Charley Brooks vice president of marketing. She had been West Coast representative, career development and industry relations at McNally Smith College of Music.

Astral Media

Toronto-based media firm Astral Media has named Lyne Nault as sales director, She had been national account executive.

Cablevision

Cablevision Systems has promoted Jonathan Hargis to executive vice president, marketing and advertising. He had been VP.

Comcast

Aljit Joy was promoted to senior vice president, strategy and communications product development at Comcast. He had been director, strategic planning.

Also, Steven A. White was named president of Comcast’s Denver-based West Division. He had been regional senior vice president, California Region.

CommScope

Eddie Edwards has been named president and chief operating officer of Hickory, N.C.-based CommScope, effective Jan. 1. He had been executive vice president and general manager, Wireless Network Solutions.

Discovery

Discovery Communications has named Amber Tredman-Tarshis as chief marketing officer of the Discovery-Hasbro joint venture kids network, to launch in late 2010. She had been VP, marketing for Victoria’s Secret.

Also, Dan Pimentel will join the Discovery-Hasbro venture as chief financial officer. He had been VP, finance in Discovery’s commerce division.

Brooke Goldstein has signed on with the venture as senior vice president, ad sales. She was director of client services at Mediacom Communications.

And Lorrie Copeland joined the kids’ channel as senior vice president, consumer insights and research. She was senior vice president and head of consumer insights at Hasbro.

MTV Networks

Ben Hurst has been named vice president of strategy and business development at MTV Networks Entertainment Group. He had been VP, business development and ad-sales strategy at online video service Joost.

NBC Universal

NBC Universal’s Integrated Sales Marketing Team has named Eileen Kiernan as vice president, integrated sales marketing, Green is Universal and Healthy at NBCU. She had served as a senior vice president at Martha Stewart Living Omnimedia.

Also, Sandra Cordova Micek was named vice president, integrated sales marketing, Women at NBCU. She came from Yahoo! Marketing Solutions.

Olympusat

West Palm Beach, Fla.-based Olympusat has added Arturo Chavez as general manager of its Hispanic owned-and-operated networks. He comes from Lionsgate, where he was director of the studio’s Latino Division.

Viamedia

Cable rep firm Viamedia has named Tim Heagy as vice president, general manager in Chicago. He was area sales manager for the Chicago North Region at Comcast.