A communications innovator, Ketchum ranks among the largest global public relations agencies, operating in more than 50 countries. With five global practices – Brand Marketing, Corporate, Healthcare, Food and Nutrition, and Technology – and specialty areas that include Concentric Communications (experiential marketing, events and meetings), Ketchum Entertainment Marketing, Ketchum Interactive Communications, Ketchum Global Research Network, Ketchum Sports Network, MMG (clinical trial recruitment), and Stromberg Consulting (change management and workplace communications), Ketchum leverages its marketing and corporate communications expertise to build brands and reputations for clients. A unit of Omnicom Group, Ketchum frequently collaborates with other marketing disciplines to deliver optimum, strategic and creative programming for its clients.