LIN Digital hired Jonathan Silverstein as chief operating officer.

Robert St. Jacques joined GMLV as creative director.

mOcean appointed Chuck Carey as the company’s first chief development officer. 

Univision Communications promoted Roberto Ruiz to executive vice president, strategy and insights.

Finsbury added Peter Land as partner.

RockYou hired Sean Crawford as chief media officer.

YouEye hired Juliana Smith Holterhaus, Ph.D as head of strategic alliances.

MC2 promoted Russell Reich to chief strategy officer.

Amanda Valle was named U.S. chief strategy officer for Mavens of London.

Univision Communications tapped Sameer Deen as senior vice president of Univision Digital.