Media Storm hired JULIE DIFFENBACH as an interactive supervisor for its digital department. She joins the agency from Wieden+Kennedy New York. In addition, MICHAEL DUCHIN was named as an online media planner. He joins the company from Yahoo, where he served as a sales planner.

TAXI 2 promoted RYAN WAGMAN to associate creative director. In addition, the agency hired GUYBRUSH TAYLOR as art director.

PATRICK CHAMBERS joins TAXI Vancouver as an art director. He was most recently at the Vancouver office of Y&R. His creative partner, MARK CLOTHIER, also with Y&R Vancouver, joined the agency as a writer.

CheetahMail named STEVE LOMAX as European managing director. He joins CheetahMail from ClarityBlue, where he held the position of managing partner.

(RED) named SUSAN SMITH ELLIS as its new chief executive officer. Ellis most recently served as executive vice president at Omnicom.

MARGENETT MOORE was named director, account management for ScanScout. In addition, ANIL PODDUTURI was named director, business operations.

MORGAN MCGRAW was named southwest regional sales manager for Centro. KRISTOFFER CARTER was named regional sales manager.

KAREN POLSKY HALSTEAD has been named as director of communications strategy at Eleven. Halstead joins the agency from Universal McCann San Francisco, where she was managing director.

The Week Magazine named MERYLE LOWENTHAL as sales account director.

MWW Group hired DENNIS DA COSTA as a vice president to lead the agency’s Global Health Policy Practice.