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OpenX Expands Executive Team

Los Angeles-based OpenX, which develops advertising technology, in addition to running its own ad exchange, said this morning that it has named three new executives. The company said it has named Sophia Chung as Vice President of product, Roy Firestone as Senior Director of Product, and Treven Ho as Senior Product Manager. Chung, who will be responsible for OpenX's mobile app development initiatives, was previously at AdColony, and also served at YP.com. Firestone previously served at Nickelodeon/Viacom, Panache, and Engage BDR. Ho had served at Hulu and Yahoo.