Luna Satrasook has joined HaloEffect as a marketing coordinator.

kgb tapped David Cautin as CEO.

Nelson Schmidt hired Ike Roell as an art director.

Karen Burke was appointed global chief communications officer of Interbrand.

Mark Donohue joined WildTangent as senior vice president of its advertising division, WildTangent Media. Donohue was previously senior vice president of Sony Digital Ad Sales.

CP Proximity Madrid and Órbital BBDO merged to create Orbital Proximity. José Luís Gómez, the general director of the Madrid office, and Joaquim Ramis, president of Proximity España, will lead the new agency.

Mr Youth named Christian Borges as vice president of marketing communications.

Marc Rothschild was named chief operating officer at Selectable Media.

Kelliher Samets Volk named Janine Allo as president.

Eleven Inc., San Francisco, hired Mike McKay as partner and chief creative officer. McKay joins the agency from BBDO, San Francisco, where he was executive creative director.