Chad Twiggs was named senior social media strategist at Rauxa.
Generator Media + Analytics has hired Tyler Brownlee as associate director and Alena O'Hara as SEM manager.
K2 Software named Dean Darwin as chief revenue officer.
Olapic named Rachel Meranus as global chief marketing officer.
Shutterstock named Siobhan Aalders as vice president of communications.
AdShare, a social media monetization service for music, film, television and sports rights holders, named June Zhan to head up the company's new Taiwan office.
Vector Media hired James Moretti as national account executive.
Magnet Media named Neil Chase, formerly of Federated Media, as its first chief strategy officer.
Andy Zazzera joined Nice Shoes Creative Studio as CG director.
Acne partners with Doug Stephen for Midwest representation.