Flashtalking tapped Jason Swider to drive the company's Midwestern expansion, as regional vice President for the Great Lakes.

Definition 6 added Diana Lochridge as executive producer/creative director of its Entertainment Division.

Global digital marketing agency, Jellyfish, named Mario Schiappacasse as head of display, US.

LiveRamp named Jeff Smith as chief marketing officer.

autoGraph.me appointed Stacey Anklam as chief operating officer and Paul Cook as business development director.

WP Engine named Lisa Box as vice president of business development & strategic alliances.

Rhea + Kaiser added seven new staff members: Dustin Gerdes as manager of analytics and customer engagement; Patrick Barkley to lead R+K’s new video production unit; Pam Caraway as account supervisor, public relations; Steve Knapp as a copywriter; Emily Johnson as account manager, public relations; Chris Oakland as an assistant account manager; and Alex Greer as an assistant account manager, public relations.

500px launched a marketplace in Germany, to be led by Dittmar Frohmann. Kimberly Potvin joined the office in San Francisco as director of content.

Marchex named Ziad Ismail as chief product officer.

Alkemy X added Scott Ross to its directorial roster.