Omnicom Media Group, a division of Omnicom (NYSE:OMC), has acquired Brazilian agencies Outpromo and Global Shopper. The acquisitions will help Omnicom establish a dedicated e-commerce and retail media performance agency in Brazil. Outpromo and Global Shopper offer services in retail e-marketing, e-commerce, social commerce, and retail media. The acquisition is expected to close in the third quarter, subject to regulatory approval.