SPLICE added VFX Artist Chris Rainey to its company roster.

The Interactive Advertising Bureau promoted Michael Theodore to senior vice president, IAB, and general manager, IAB Education Foundation.

The Madison Square Garden Company named Gregg Seibert as vice chairman.

Sizmek hired Stella M. Araya-Weil as vice president of global holdings.

Placed named Aaron Averbuch vice president of engineering. Averbuch was most recently senior vice president of product and technology for CPXi.

The Whistle Sports Network hired Laura Fortner as executive vice president, marketing and business development.

Questus has hired Kerry Graeber as marketing director.

Not to Scale added animator and director, Colin Hesterly, to its directorial roster.

BBC AMERICA named Nena Rodrigue as executive vice president, original programming, acquisitions and production, a newly created position. Rodrigue will oversee all of BBC AMERICA'S development, original productions, co-productions, and acquisitions. She was formerly senior vice president, programming and production of SundanceTV.

AvreaFoster promoted Suzanne Miller to senior vice president of client relationships, Andrew Skola to vice president of strategy and Cheyenne Dazey and Christine Guiang to account directors.