Omnicom Group is a leading global marketing and communications company. Its branded networks and specialty firms provide advertising, strategic media planning and buying, digital and interactive marketing, customer relationship management (CRM), public relations and other specialty communications services to 5,000 clients in 100 countries. It manages a portfolio of market leaders comprised of global advertising agency networks BBDO, DDB and TBWA; leading national advertising agencies; over 200 marketing services companies under the DAS Group of Companies; and Omnicom Media Group.