Maier was Millward Brown's Greater China head of media and digital practice for almost three years, having taken the post in . He has been with the consultancy for 10 years in the US, Europe and, most recently, Hong Kong and Shanghai.
In his new role, he has been tasked with further enhancing ZenithOptimedia's research tools and processes. His immediate undertakings will include developing a landmark proprietary study and honing the agency’s data analytics offering including econometrics modelling.
"I joined ZO primarily to become closer to the media business and to gain further knowledge around media strategy and planning," Maier said.
He entered the advertising industry 15 years ago at Weber Shandwick International in Washington DC, before continuing at Foote Cone and Belding with the Levi Strauss account in San Francisco.