. Its companies operate in the disciplines of advertising, marketing services, specialty communications, interactive and digital TBWA Worldwide. Its leading United States-based national advertising agencies include Arnell Group, Goodby, Silverstein & Partners, GSD&located in New York where it employs nearly 250 people.

. Its companies operate in the disciplines of advertising, marketing services, specialty communications, interactive and digital TBWA Worldwide. Its leading United States-based national advertising agencies include Arnell Group, Goodby, Silverstein & Partners, GSD&located in New York where it employs nearly 100 people.

email programs. It offers Email Analyst, which equips advertising agencies with insights into the e-mail practices of marketing activity on nearly 36,000 brands. It serves more than 100 clients that include advertising agencies, direct marketers