OpenX Technologies hired Eric Rosenthal as general manager of its Enterprise business.

Media Storm opened a Los Angeles office to be led by Jill Rosenbaum as director of strategy.

Tom Zawacki was named vice president, western region for [x+1].

Smith Brothers Agency hired Courtney Mortimer as account director in its West Coast office.

Julie Anderson has been appointed executive producer, documentaries & development for THIRTEEN.

Experian Audience IQSM named Michelle Yates as director of sales; Scott Mulligan as director of sales; and Jill Csillag as client services manager.

Gyro named Rich Lefkowitz as connections planning director for North America.

Joel Breen was named digital account director at AMP Agency. In addition, Josh Pike and Sonny Kim were promoted to senior vice presidents of digital.

KSL Media hired Mark Geller as senior vice president, managing director.

Spruce Media named Lucy Jacobs as chief operating officer.