Interpublic Group of Cos. agency UM has named Sasha Savic, previously global chief innovation officer at WPP's Mediacom, its new global CEO.

Savic previously served at Mediacom as the U.S. CEO for nearly 10 years.

Savic's role at WPP Mediacom had changed following a merger with Essence to form EssenceMediacom, the world's largest media agency network.
Savic started his career working at UM in the Czech Republic in 1993.
The role was vacated by Eileen Kiernan when she was promoted to global CEO of IPG Mediabrands last year.
Savic will remain based in the U.S. and report directly to Kiernan.
UM currently oversees the strategy, product, operations, and management of numerous top brands, including American Express, Honda, Johnson & Johnson, Levis, Nestle, Sony, and more.