Omnicom Group suffered its biggest decline in nine years after posting sluggish results, renewing concerns that the ad giant can weather media disruption spurred…

Americana Group has concluded its three-way agency review with the appointment of Omnicom Media Group’s Hearts & Science. The account was previously handled by…

Omnicom Media Group has launched Hearts & Science in the MENA region. Touted as a data-driven agency, Hearts & Science was launched in the…